Virtual Valve Museum
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2241 entries found

0A2Voltage stabiliserB7G7 pins
0A2WAVoltage stabiliserB7G7 pins
0A3Voltage stabiliserB8-O8 pins
0B2Voltage regulatorB7G7 pins
0B2WAVoltage regulatorB7G7 pins
0B3/VR90Voltage stabiliserB8-O8 pins
1A3DiodeB7G7 pins
1B22Spark-gap switchUnlisted2 caps
1B23TR switchNoneNo pins or leads
1B24TR CellNoneNo pins or leads
1B26TR switchNoneNo pins or leads
1B27TR CellNoneNo pins or leads
1B29Spark-gap switchNone2 caps
1B32Spark gap TR cellNoneNo pins or leads
1B35ATR CellNoneNo pins or leads
1B36ATR CellNoneNo pins or leads
1B37ATR CellNoneNo pins or leads
1B38pre-TR CellNoneNo pins or leads
1B40TR tubeNoneNo pins or leads
1B41Spark gap switchNoneNo pins or leads
1B42Spark gap switchNoneNo pins or leads
1B46Voltage regulatorSBCBayonet base
1B49Spark gap radar modulatorNoneNo pins or leads
1B51ATR cellNoneNo pins or leads
1B56ATR cellNoneNo pins or leads
1B59Glow modulatorB8-O8 pin base, 2 fitted
1B63ATR CellNoneNo pins or leads
1B85AGM tubeNoneNo pins or leads
1B86GM tube (unknown)Unlisted3 leads
1L4HF pentodeB7G7 pins
1N23BX-band mixer diodeNoneNo pins or leads
1P25Image converterNot set7 pins
1R5HeptodeB7G7 pins
1S5Diode pentodeB7G7 pins
1S21Vacuum SPDT switchNoneNo pins or leads
1T4HF pentodeB7G7 pins
2-01CUHF diodeNoneNo pins or leads
2B22UHF diodeB8-O8 pins
2B23Magnetically controlled diodeB8-O8 pins
2C26AHF triodeB8-O8 pins
2C39AUHF triodeNoneNo pins or leads
2D29Thyratron (unknown)Not set4 pins
2E27subminiature Pentode (unknown)Not set5 pins
2E35subminiature PentodeNot set5 pins
2H21PhasitronNot set11 pins
3A/107ATriodeNot setAwaiting classification
3A/107BTriodeB44 pins
3A/108ATriodeBC44 pins
3A/109BTriodeB44 pins
3A/110ATriodeBC44 pins
3A/142ATriodeBC44 pins
3A/144ATriodeBC44 pins
3A/146JDisc seal triodeNone2 leads
3A/147JDisc seal triodeNone2 leads
3A/167MTriodeB8G8 pins
3A/172BTriodeB77 pins
3AFP31CRTB9G9 pins
3B/240MTriodeB8G8 pins
3C22Tx triodeB8-O8 pins
3C37TX triodeNoneNo pins or leads
3CB6RF pentodeB7G7 pins
3D21ABeam tetrodeB8-O8 pins
3D22Tetrode thyratronB7D7 pins
3J/121ETriodeNoneNo pins or leads
3Q/121ETriodeNoneNo pins or leads
3S4PentodeB7G7 pins
3V4PentodeB7G7 pins
3WP1YCRTB12A12 pins
4B/603EPulse modulator tetrodeB4A4 pins
4B32Xenon rectifierB4F4 pins
4C27Micropup triodeNone2 leads
4C28Micropup triodeNone2 leads
4CX250BBeam tetrodeNot set8 pins
4H/182ERF tetrodeNot set8 pins
4J52AMagnetronNoneNo pins or leads
4X250BTetrodeNot set9 pins
5A/100DPentodeNone3 pins
5A/102DOutput pentodeB8-O8 pins
5A/156MHF PentodeB9G9 pins
5A/157DPentodeB8-O8 pins
5A/163KHF pentodeB9A9 pins
5B/254GBeam tetrodeB8G/F8 leads
5B/254MBeam tetrodeB8G8 pins
5B/255MBeam tetrodeB8G8 pins
5B/256MBeam tetrodeB8G8 pins
5B/257MBeam tetrodeB8G8 pins
5B/258MBeam tetrodeB8G8 pins
5D/450APentodeUnlisted4 pins
5J/180EAir cooled pentodeUnlisted6 pins
5J29Split-anode magnetronNoneNo pins or leads
5J30Split-anode magnetronNoneNo pins or leads
5J32Split-anode magnetronNoneNo pins or leads
5T8Triple diode triodeB9G9 pins
6AF4ATriodeB7G7 pins
6AG5PentodeB7G7 pins
6AG7PentodeB8-O8 pins
6AJ4UHF triodeB9A9 pins
6AL5WDouble diodeB7G7 pins
6AM4Grounded grid triodeB9A9 pins
6AQ4Grounded grid triodeB7G7 pins
6AQ5Beam tetrodeB7G7 pins
6AQ5WBeam tetrodeB7G7 pins
6AS6VHF pentodeB7G7 pins
6BA6WHF pentodeB7G7 pins
6BE6WHeptodeB7G7 pins
6BJ6PentodeB7G7 pins
6BN6Gated beam tubeB7G7 pins
6BQ5PentodeB9A9 pins
6BS7PentodeB9A9 pins
6BW6Beam tetrodeB9A9 pins
6BW7PentodeB9A9 pins
6C5TriodeB8-O8 pins
6CH6Video output pentodeB9A9 pins
6CM5PentodeB8-O8 pins
6DE6PentodeB7G7 pins
6ES8Double triodeB9A9 pins
6F17SBeam tetrodeB7G7 pins
6F33PentodeB7G7 pins
6G5Tuning indicatorNot set6 pins
6G6PentodeB8-O8 pins
6H1HexodeB7G7 pins
6J5GTriodeB8-O8 pins
6K8GTriode/hexodeB8-O8 pins
6L6GBeam tetrodeB8-O8 pins
6N7GDouble triodeB8-O8 pins
6N7GTDouble triodeB8-O8 pins
6Q7GDouble diode triodeB8-O8 pins
6SF5TriodeB8-O8 pins
6SG7PentodeB8-O8 pins
6SH7GTPentodeB8-O8 pins
6SK7GTPentodeB8-O8 pins
6SL7GTYDouble triodeB8-O8 pins
6U5Tuning indicatorNot set6 pins
6U5GTuning indicatorB8-O6 pins
6V6GTYBeam tetrodeB8-O8 pins
6X4Fullwave rectifierB7G7 pins
6X5GT/GFullwave rectifierB8-O8 pins
7A6Double diodeB8G8 pins
7B6Double diode triodeB8G8 pins
7F8Double triodeB8G8 pins
8TFK20Floating drift tube klystron (unknown)NoneNo pins or leads
9PentodeB77 pins
9D2PentodeB77 pins
9D6HF pentodeB7G7 pins
10A/7232Triode (unknown)B44 pins
10A/7529Triode (unknown)Not set4 pins
10A/8082TriodeB44 pins
10A/9141Double triodeB77 pins
10E/4Triode/heptodeB77 pins
10E/5HF pentodeB77 pins
10E/6Neon indicatorSBCBayonet base
10E/15ThyratronB55 pins
10E/17TriodeB55 pins
10E/19RectifierB44 pins
10E/24PentodeB77 pins
10E/25PentodeB77 pins
10E/28Double diodeB55 pins
10E/49PentodeNot set8 pins
10E/88TetrodeB55 pins
10E/92PentodeB9G9 pins
10E/92bPentodeB9G9 pins
10E/95Acorn pentodeAcorn7AA7 pins
10E/97BMicropup transmitting triodeNone2 leads
10E/105DiodeB3G3 pins
10E/108TriodeNot set4 pins
10E/121Halfwave rectifierB44 pins
10E/142Double triodeB55 pins
10E/146Halfwave rectifierB44 pins
10E/149PentodeB8-MO8 pins
10E/159TriodeB8-MO8 pins
10E/164ThyratronB8-MO8 pins
10E/171CRTNot set7 pins
10E/172HexodeB77 pins
10E/212Power triodeNot set3 pins
10E/216TriodeB55 pins
10E/222CRTB12D12 pins
10E/266PentodeB8-MO8 pins
10E/287PentodeB9G9 pins
10E/305Tuning indicatorB8-O8 pins
10E/307HF pentodeB77 pins
10E/348TriodeB8-O8 pins
10E/382Output tetrodeB8-O8 pins
10E/383HeptodeB77 pins
10E/389Beam tetrodeB8-O8 pins
10E/394TriodeB9G9 pins
10E/410Pulsed radar triodeNot set2 pins
10E/423Voltage stabiliserB44 pins
10E/466CRTB12B12 pins
10E/558PentodeB55 pins
10E/571TriodeNoneUnusual pinning
10E/572Transmitting beam tetrodeB9G9 pins
10E/603Double diode triodeB8-O8 pins
10E/631TriodeB55 pins
10E/658CRTB12D12 pins
10E/757Triode/hexodeB8-O8 pins
10E/784RF beam tetrodeB8-O8 pins
10E/807Halfwave rectifierB44 pins
10E/811CRTB12D12 pins
10E/819CRTB12D12 pins
10E/7607TetrodeB44 pins
10E/7738TriodeB44 pins
10E/7813TriodeB44 pins
10E/7846TriodeB44 pins
10E/7958TriodeB44 pins
10E/8239TriodeB44 pins
10E/8399TetrodeB44 pins
10E/9598TriodeB55 pins
10E/9779Double pentodeB77 pins
10E/9829DiodeB44 pins
10E/9851TriodeB44 pins
10E/10541HeptodeB77 pins
10E/10585TetrodeB44 pins
10E/10643TriodeB55 pins
10E/10914Voltage stabiliserB44 pins
10E/10945TriodeB44 pins
10E/10946PentodeB55 pins
10E/11095PentodeB77 pins
10E/11096HF pentodeB77 pins
10E/11098TriodeB77 pins
10E/11398PentodeB8-O8 pins
10E/11400Double diodeB8-O8 pins
10E/11401Double diode triodeB8-O8 pins
10E/11402PentodeB8-O8 pins
10E/11403OctodeB8-O8 pins
10E/11441Beam tetrodeB55 pins
10E/11446PentodeB8-MO8 pins
10E/11447TriodeB8-MO8 pins
10E/11448TriodeB8-O8 pins
10E/11449Voltage stabiliserB55 pins
10E/11451Voltage stabiliserB44 pins
10E/11452Acorn triodeNot set5 pins
10E/11529Fullwave rectifierB8-O8 pins
10E/11530Mercury vapour rectifierB44 pins
10E/11532TetrodeB8-O8 pins
10E/11540DiodeB3G3 pins
11E2TetrodeB8-O8 pins
12AU7WADouble triodeB9A9 pins
12AX7Double triodeB9A9 pins
12E1Beam tetrodeB8-O8 pins
12E14Beam tetrodeB8-O8 pins
13D1Double triodeB8-O8 pins
15ETriodeNone2 pins
15RDiodeNone2 pins
19G3RectifierB8-O8 pins
19G12Halfwave rectifierB44 pins
19H4Halfwave rectifierB8-O8 pins
19H5Halfwave rectifierGESScrew base
20P3Beam tetrodeB8-O8 pins
24B9TrigatronCL33 clips
29C1Saturated diodeB8-O8 pins
33A/100ADual triodeB8-O8 pins
33A/158MDouble triodeB8G8 pins
33B/152MDouble triodeB9G9 pins
43PentodeNot set6 pins
50C5Beam tetrodeB7G7 pins
63SPTPentodeB9G9 pins
75C1Voltage regulatorB7G7 pins
80SFullwave rectifierNot set4 pins
85A1Voltage regulatorB8G8 pins
110E/68TriodeB8-O8 pins
216ATriodeUnlisted4 pins
327atriodeNone2 pins
338AThyratronNot set5 pins
416BTriodeNone4 pins
533Pulsed radar triodeNone2 pins
602Vacuum switchNone4 leads
603Vacuum switchNone4 leads
704ARectifierNone3 leads
708AUHF receiving triodeUnlisted4 pins
710AMicropup transmitting triodeNone2 leads
714AYMagnetronNoneNo pins or leads
715CPulse modulator tetrodeNot set4 pins
813Beam tetrodeUSG77 pins
815Dual transmitting beam tetrodeB8-O8 pins
828PentodeNot set5 pins
860Tx tetrodeNot setAwaiting classification
878AHalfwave rectifierNot set4 pins
907PhotocellB3A3 pins
921PhotocellNoneNo pins or leads
922PhotocellNoneNo pins or leads
932PhotocellNot set2 pins
954Acorn pentodeAcorn7AA7 pins
991Neon stabiliser/indicatorSBCBayonet base
1630Orbital beam hexodeAcornXL12 pins
1636Beam deflection mixerB8-O8 pins
1638Double diodeB8-O8 pins
1698MonoscopeNot set14 pins
1846IconoscopeNot set8 pins
4003ABallast lampESScrew base
4018AGCRTNot set5 pins
4033ATriodeB55 pins
4045ATetrodeB55 pins
4064BMercury vapour rectifierNot set4 pins
4101ETriodeNot set4 pins
4102DTriodeNot set4 pins
4104DTriodeNot set4 pins
4228ATriodeNot set3 pins
4304CBRF triodeB44 pins
4313CGas relayUSS44 pins
4328DPentodeB8-O8 pins
5593PhasitronNot set11 pins
5670Double triodeB9A9 pins
5678subminiature HF pentodeB5G/F5 leads
5686PentodeB9A9 pins
5696Tetrode thyratronB7G7 pins
5718subminiature TriodeB8D/F8 leads
5725HF pentodeB7G7 pins
5726Double diodeB7G7 pins
5734Transducer triodeNot set4 pins
5749HF pentodeB7G7 pins
5750HeptodeB7G7 pins
5794TriodeNone2 leads
5820Image Orthicon camera tubeB14A14 pins
5840subminiature PentodeB8D8 leads
5902subminiature PentodeB8D8 leads
5963Double triodeB9A9 pins
6014ThyratronNot set4 pins
6059PentodeB9G9 pins
6060Double triodeB9A9 pins
6062PentodeB9G9 pins
6073Voltage stabiliserB7G7 pins
6096PentodeB7G7 pins
6097Double diodeB7G7 pins
6100TriodeB7G7 pins
6170Commutator tubeNoneUnusual pinning
6189Double triodeB9A9 pins
6205subminiature PentodeB8D8 leads
6299Planar triodeNoneNo pins or leads
6324Commutator tubeNoneUnusual pinning
6499RadechonB14A14 pins
6516HF PentodeB7G7 pins
6700Beam switching tubeNot set26 pins
6870HF pentodeB9G9 pins
7001RF pentodeB7G7 pins
7077Planar triodeNoneUnusual pinning
7193HF triodeB8-O8 pins
7486Planar triodeNoneUnusual pinning
7586NuvistorNuvistor5 pins
7895Nuvistor triodeNuvistor5 pins
8011Micropup transmitting triodeNone2 leads
8012Transmitting triodeNoneMultiple leads and pins
8025ATransmitting triodeNot setAwaiting classification
8503ThyratronNot set4 pins
9002TriodeB7G7 pins
A207Halfwave rectifierGESScrew base
A901TetrodeB77 pins
A950TetrodeB77 pins
A1820TetrodeB8G8 pins
A2087Noise diodeB7G7 pins
A2272Halfwave rectifierB9G9 pins
A2293TriodeB9A9 pins
ACR1CRTNot setAwaiting classification
ACR10CRTB12B12 pins
ACR13CRTB12D12 pins
ACT6Air Cooled TriodeT44 pins
ACT25Transmiting triodeNoneNo pins or leads
AR3Triode (unknown)I/S2Awaiting classification
AR4TriodeB44 pins
AR8Double diode triodeB8-MO8 pins
AR12TriodeBC44 pins
AR13TriodeBC44 pins
AR16Double triodeB77 pins
AR17TriodeB55 pins
AR21Double-diode triodeB8-O8 pins
AR63ExcitronNoneNo pins or leads
ARD2DiodeB3G3 pins
ARD4DiodeB44 pins
ARDD5Double diodeB8-O8 pins
ARP3PentodeB77 pins
ARP4HF pentodeB77 pins
ARP8Power pentodeB77 pins
ARP9Output pentodeB77 pins
ARP11HF pentodeB77 pins
ARP12PentodeB8-MO8 pins
ARP14HF pentodeB77 pins
ARP18Output tetrodeB77 pins
ARP19pentodeB8-MO8 pins
ARP26Beam tetrodeB77 pins
ARP33PentodeB77 pins
ARP34HF pentodeB8-O8 pins
ARP35PentodeB9G9 pins
ARP36PentodeB8-MO8 pins
ARP37Dual output pentodeB8-MO8 pins
ARP38HF pentodeB8-O8 pins
ARS8TetrodeB44 pins
ARTH2Triode/hexodeB8-O8 pins
ARTP1Triode/pentodeB99 pins
ARTP2Triode pentodeB8-MO8 pins
AT25Triode (unknown)Not set4 pins
AT26Transmitting triode (unknown)B44 pins
AT40Triode (unknown)Not set4 pins
AT50Transmitting triodeS33 claws
AT250Transmitting triodeNone4 leads
ATP4PentodeB8-MO8 pins
ATP7PentodeB77 pins
ATP35PentodeB77 pins
ATP75PentodeT44 pins
ATS25Beam tetrodeNot set5 pins
ATS70Transmitting tetrodeUnlisted4 pins
ATS250Transmitting tetrodeNone5 leads
AU5Halfwave rectifierB44 pins
AV11Halfwave rectifierB44 pins
AV33Control diodeB8-O8 pins
AV44Control diodeB8-O8 pins
AW2Voltage stabiliserB44 pins
AW3Voltage stabiliserB44 pins
AW4Voltage stabiliserB55 pins
AZ31Fullwave rectifierB8-O8 pins
AZ41Fullwave rectifierB8A8 pins
B1C/1EBallast lampNone2 caps
BD78RectifierB44 pins
BD400Beam switching tubeNot set26 pins
BK178IgnitronNoneNo pins or leads
BS5Surge arrestorB8-O8 pins
BS54Spark gapB8-O8 pins
BS104TR cellNoneNo pins or leads
BS156TR CellNoneNo pins or leads
BS502X-band monitor diodeNoneNo pins or leads
BS510S-band monitor diodeNoneNo pins or leads
BT19ThyratronB44 pins
BT49Mercury vapour thyratronNone3 leads
BT79ThyratronUSM44 pins
BT83ThyratronB4D4 pins
BT85ThyratronNone2 leads
BT89ThyratronB44 pins
BVA162PentodeB8-MO8 pins
BW173TriodeNot set4 pins
BX1000Beam switching tubeNot set27 pins
BX2012TrochotronB26A26 pins
BX2013TrochotronB26A26 pins
CTriodeI/S1Awaiting classification
C1KThyratronNot set4 pins
CAM3Cooled anode modulator triodeNoneNo pins or leads
CAT3Cooled anode transmitting triodeNoneNo pins or leads
CK648subminiature TriodeNot set8 pins
CK1111Raysistor (unknown)None4 leads
CK1414F10CMonoscopeNot set14 pins
CV5Mercury vapour rectifierGESScrew base
CV6HF triodeB8-O8 pins
CV8Coaxial diode TR switchNoneNo pins or leads
CV9PentodeB77 pins
CV12Mercury vapour thyratronNone3 leads
CV13ThyratronNot set3 pins
CV15Micropup triodeNone2 leads
CV16Disc seal triodeNone2 leads
CV18Double triodeUSM77 pins
CV19RectifierESScrew base
CV21PentodeB8-MO8 pins
CV22Mercury vapour thyratronNone2 leads
CV24TriodeB8-MO8 pins
CV25TriodeT44 pins
CV26Beam tetrodeUSG77 pins
CV28TriodeNoneNo pins or leads
CV31Fullwave rectifierB44 pins
CV32Mercury vapour halfwave rectifierUSM4B4 pins
CV35Reflex klystronB8-O8 pins
CV36Reflex klystronB8-O8 pins
CV38MagnetronNoneNo pins or leads
CV39Heil tubeB8-O8 pins
CV41MagnetronNoneNo pins or leads
CV43S-band TR cellNoneNo pins or leads
CV45Voltage stabiliserB44 pins
CV51Tuning indicatorB8-O8 pins
CV52TriodeNoneUnusual pinning
CV53Disc seal triodeNone2 leads
CV54Halfwave rectifierB44 pins
CV55MilimicropupNone2 leads
CV56MagnetronNoneNo pins or leads
CV57Beam tetrode hard valve modulatorT44 pins
CV58DiodeNoneNo pins or leads
CV59TR CellNoneNo pins or leads
CV61Pentode (unknown)None6 leads
CV62Micropup triode (like VT90)None2 leads
CV63TriodeB8-O8 pins
CV64MagnetronNoneNo pins or leads
CV65PentodeB8-MO8 pins
CV66TriodeB9G9 pins
CV67Reflex klystronB8-O8 pins
CV69MagnetronNoneNo pins or leads
CV71StabiliserSBCBayonet base
CV72Output beam tetrodeB77 pins
CV73Output beam tetrodeB77 pins
CV74Half-wave rectifierGESScrew base
CV75Gas relayUSS44 pins
CV76MagnetronNoneNo pins or leads
CV77K tubeNoneNo pins or leads
CV78Grounded anode triodeB9G9 pins
CV79MagnetronB9G9 pins
CV82Disc seal triodeNone2 leads
CV85TrigatronCL33 clips
CV86Spark gap TR switchNoneNo pins or leads
CV87KlystronB8-O8 pins
CV88Disc seal triodeNoneNo pins or leads
CV89MagnetronB9G9 pins
CV90TriodeNoneNo pins or leads
CV92Micropup triodeNone2 leads
CV93TriodeNone4 leads
CV94Coaxial diode TR SwitchNoneNo pins or leads
CV95BolometerNone2 leads
CV99MagnetronNoneNo pins or leads
CV100TrigatronCL33 clips
CV101Crystal valveNoneNo pins or leads
CV102Crystal valveNoneNo pins or leads
CV103Crystal valveNoneNo pins or leads
CV107TR CellNoneNo pins or leads
CV108MagnetronNoneNo pins or leads
CV109KlystronB8-O8 pins
CV113Crystal valveNoneNo pins or leads
CV114TR cellNoneNo pins or leads
CV115Pre-TR cellNoneNo pins or leads
CV116KlystronB8-O8 pins
CV117TR cellNoneNo pins or leads
CV118HF pentodeB8-MO8 pins
CV119Bolometer indicatorNot set2 pins
CV120MagnetronNoneNo pins or leads
CV121Halfwave rectifierB44 pins
CV122subminiature TriodeNone4 leads
CV124Beam tetrodeUSM55 pins
CV125TrigatronCL33 clips
CV127Transmitting triodeNot set3 pins
CV128Halfwave rectifierT44 pins
CV129Reflex klystronB8-O8 pins
CV131HF pentodeB7G7 pins
CV132HexodeB7G7 pins
CV133TriodeB7G7 pins
CV135Halfwave rectifierB7G7 pins
CV136HF PentodeB7G7 pins
CV137Diode triodeB7G7 pins
CV138HF pentodeB7G7 pins
CV139Grounded grid triodeB7G7 pins
CV140Double diodeB7G7 pins
CV143Infrared image converterNoneNo pins or leads
CV144Infrared image converterNoneNo pins or leads
CV147Infrared image converterNoneNo pins or leads
CV148Infrared image converterNoneNo pins or leads
CV155Milimicropup triodeNone2 leads
CV158Reflex klystronB8-O8 pins
CV160AMagnetronNoneNo pins or leads
CV161PhotocellB44 pins
CV165Crystal diode (unknown)NoneNo pins or leads
CV171PentodeB44 pins
CV172Noise diodeB9G9 pins
CV173Video amplifier pentodeB9G9 pins
CV174TetrodeT44 pins
CV176TriodeNot set4 pins
CV177TriodeNot set7 pins
CV181Double triodeB8-O8 pins
CV183Subminiature triodeNot set4 leads
CV185TriodeB44 pins
CV186MagnetronNoneNo pins or leads
CV187Halfwave rectifierB44 pins
CV188StabiliserB44 pins
CV189Protective spark gapB8-O8 pins
CV190Thermal delay switchB44 pins
CV192MagnetronNoneNo pins or leads
CV193TR CellNoneNo pins or leads
CV199Micropup triodeNone2 leads
CV201Beam tetrodeB8-O8 pins
CV207TriodeB55 pins
CV208MagnetronNoneNo pins or leads
CV210TR CellNoneNo pins or leads
CV212Gas gapMESScrew base
CV216Voltage regulatorB8-O8 pins
CV217Reflex klystronB8-O8 pins
CV220StrobotronUSS44 pins
CV221X-band TR cellNoneNo pins or leads
CV222Dual beam tetrodeB9G9 pins
CV223Reflex klystronB8-O8 pins
CV224Reflex klystronB8-O8 pins
CV225Air cooled triodeUnlisted7 pins
CV228Heil tubeB7G7 pins
CV231Neon indicatorNone2 caps
CV233Surge arrestorB8-O8 pins
CV235Halfwave rectifierB44 pins
CV237Reflex klystronB8-O8 pins
CV238Reflex klystronB8-O8 pins
CV239TR CellNoneNo pins or leads
CV240MicropupNone2 leads
CV242PhotocellB44 pins
CV243TetrodeB55 pins
CV244HF pentodeB55 pins
CV245PentodeB8-O8 pins
CV248PhotocellB44 pins
CV249TriodeNot setAwaiting classification
CV253Crystal valveNoneNo pins or leads
CV257TriodeNoneNo pins or leads
CV258DiodeNoneNo pins or leads
CV261RectifierB7G7 pins
CV262CRTB8-O8 pins
CV263Power indicatorNoneNo pins or leads
CV264Radar power indicatorNoneNo pins or leads
CV265Damping diodeB8-O8 pins
CV271Fluorescent indicatorB7G7 pins
CV273TriodeNoneNo pins or leads
CV276TetrodeB8-O8 pins
CV277RectifierB8-O8 pins
CV279CRTB12B12 pins
CV281Triode/hexodeB8-O8 pins
CV283Double diodeB7G7 pins
CV284Voltage stabiliserB7G7 pins
CV286StabiliserB7G7 pins
CV287StabiliserB7G7 pins
CV289ATR cellNoneNo pins or leads
CV291Crystal valveNoneNo pins or leads
CV293TR CellNoneNo pins or leads
CV294S-band pre-TR cellNoneNo pins or leads
CV295Spark gapB8-O8 pins
CV296PentodeB9G9 pins
CV298SPDT switchNoneNo pins or leads
CV299Heil tubeB7G7 pins
CV302Triode/heptodeB8G8 pins
CV303PentodeB8G8 pins
CV304PentodeB8G8 pins
CV309TetrodeB9G9 pins
CV314Reflex klystronB8-O8 pins
CV315RF triodeB44 pins
CV316Halfwave rectifierGESScrew base
CV320CRTB99 pins
CV322Reflex klystronB8-O8 pins
CV323Reflex klystronB8-O8 pins
CV326Lightning arrestorNone2 caps
CV327HF pentodeB8G8 pins
CV329HF pentodeB7G7 pins
CV337PhotomultiplierB11A11 pins
CV338Fullwave gas rectifierB9G9 pins
CV339TrigatronB15A33 pins
CV342Thermal delay switchB7G7 pins
CV344TriodeB8-O8 pins
CV345Beam tetrodeB8-O8 pins
CV346Fullwave rectifierB8G8 pins
CV349TrigatronB15A33 pins
CV350HF triodeNoneNo pins or leads
CV354UHF triodeNoneNo pins or leads
CV358PentodeB8-O8 pins
CV359Power indicatorNoneNo pins or leads
CV360Power indicatorNoneNo pins or leads
CV364Crystal valveNoneNo pins or leads
CV370Packaged magnetronNoneNo pins or leads
CV371RectifierB7G7 pins
CV372ThyratronUSM44 pins
CV375DiodeB3G3 pins
CV378Fullwave rectifierB8-O8 pins
CV380HF pentodeB9G9 pins
CV381ThyratronNone2 leads
CV386Subminiature pentodeNot set8 leads
CV389CRTB9G9 pins
CV391Beam tetrodeB8G8 pins
CV394Tuning indicatorB8-O8 pins
CV395StabiliserB8G8 pins
CV397Coaxial triodeNoneNo pins or leads
CV398Pulse modulator tetrodeB4A4 pins
CV402Protective spark gapB8-O8 pins
CV403TrigatronB15A33 pins
CV404Halfwave rectifierB8-O8 pins
CV405PhotocellB3A3 pins
CV407CRTB12D12 pins
CV408Planar triodeB7G7 pins
CV409TetrodeB8G8 pins
CV413Trigger tubeB8-O8 pins
CV415Double beam tetrodeB9G9 pins
CV416PentodeB7G7 pins
CV417Grounded grid triodeB7G7 pins
CV418CRTEM88 pins
CV419TriodeNot set4 pins
CV420CRTB8-O8 pins
CV422Voltage regulatorB8G8 pins
CV423Double triodeB8-O8 pins
CV424Double RF beam tetrodeNot set7 pins
CV425Crystal valveNone2 leads
CV426Halfwave rectifierNone3 leads
CV427Pulse modulator tetrodeNot set4 pins
CV428Beam tetrodeB8G8 pins
CV430Saturated diodeB8-O8 pins
CV431Voltage regulatorB8G8 pins
CV432HF PentodeB8-O8 pins
CV433Ballast lampNone2 caps
CV434voltage stabiliserB8G8 pins
CV436Transmiting triodeNoneNo pins or leads
CV437Beam tetrodeB9G8 pins
CV438Voltage stabiliserB44 pins
CV442Germanium diodeNone2 leads
CV445Air cooled pentodeUnlisted6 pins
CV447Mercury vapour thyratronNone3 pins
CV448Germanium diodeNone2 leads
CV449Voltage referenceB7G7 pins
CV450PentodeB8-O8 pins
CV451Electrometer triodeNot set3 pins
CV452Double diode triodeB7G7 pins
CV453HeptodeB7G7 pins
CV454HF pentodeB7G7 pins
CV455Double triodeB9A9 pins
CV456ThyratronNone3 leads
CV462TB CellNoneNo pins or leads
CV463TB CellNoneNo pins or leads
CV464CRTB8-O8 pins
CV465subminiature HF pentodeB8D/F8 leads
CV466subminiature HF pentodeB8D/F8 leads
CV467Subminiature pentodeB8D/F8 leads
CV468Subminiature triodeB8D8 leads
CV469subminiature DiodeB5B5 leads
CV472PentodeB8D/F8 leads
CV473Subminiature rectifierB8D/F8 leads
CV474Subminiature tetrode thyratronB8D/F8 leads
CV475subminiature PentodeB8D8 leads
CV476Subminiature PentodeB8D8 leads
CV477subminiature PentodeB8D/F8 leads
CV482Halfwave rectifierGESScrew base
CV483Beam tetrodeB9G9 pins
CV484PentodeB7G7 pins
CV485Heil tubeB7G7 pins
CV486TrigatronB15A33 pins
CV488Spark gapB8-O8 pins
CV490Halfwave rectifierGESScrew base
CV491Double triodeB9A9 pins
CV492Double triodeB9A9 pins
CV493Fullwave rectifierB7G7 pins
CV495Subminiature electrometerNone4 leads
CV497TR CellNoneNo pins or leads
CV498Power indicatorNoneNo pins or leads
CV499Beam tetrodeB8G8 pins
CV504Tuning indicatorNot set6 pins
CV509Beam tetrodeB8-O8 pins
CV511Beam tetrodeB8-O8 pins
CV516CRTB11A11 pins
CV521Trigger tubeNone2 caps
CV524Double tetrodeB9G9 pins
CV525Beam tetrodeB8-O8 pins
CV531Double-diode pentodeB8-O8 pins
CV532RectifierNone2 pins
CV540Double triodeB8-O8 pins
CV545PentodeB77 pins
CV553PentodeB8-O8 pins
CV559RectifierB8-O8 pins
CV571Beam tetrodeB8-O8 pins
CV572Fullwave rectifierB8-O8 pins
CV574Fullwave rectifierB8-O8 pins
CV575Fullwave rectifierB8-O8 pins
CV582TriodeB8-O8 pins
CV584Photocell (unknown)Not setAwaiting classification
CV587Double diode triodeB8-O8 pins
CV589Double diode triodeB8-O8 pins
CV591HF pentodeB8-O8 pins
CV595PentodeB8-O8 pins
CV597halfwave rectifierNot set4 pins
CV617Fullwave rectifierNot set4 pins
CV626TriodeNot set4 pins
CV631PentodeNot set5 pins
CV651Neon stabiliser/indicatorSBCBayonet base
CV655PentodeB8-O8 pins
CV664TriodeB7G7 pins
CV676Reflex klystronB8-O8 pins
CV686Voltage stabiliserB8-O8 pins
CV708BarretterESScrew base
CV717Fullwave rectifierB8-O8 pins
CV725TR CellNoneNo pins or leads
CV729Fullwave rectifierB8-O8 pins
CV736CRT (unknown)B8-O8 pins
CV753DiodeB7G7 pins
CV782HeptodeB7G7 pins
CV783PentodeB7G7 pins
CV784Diode pentodeB7G7 pins
CV785HF pentodeB7G7 pins
CV788Double beam tetrodeNot setAwaiting classification
CV789Transmitting triodeNot set4 pins
CV797ThyratronB7G7 pins
CV807PentodeB7G7 pins
CV808Dual HF triodeB7G7 pins
CV818Output pentodeB7G7 pins
CV820PentodeB7G7 pins
CV848PentodeB7G7 pins
CV850RF pentodeB7G7 pins
CV858Double triodeB7G7 pins
CV876Double diodeB8G8 pins
CV878OctodeB8G8 pins
CV882Double diode triodeB8G8 pins
CV884CRTB8-O8 pins
CV960CRTNot set12 pins
CV963CRTB12B12 pins
CV966CRTB12D12 pins
CV972Double micropupNone4 leads
CV973Circuit unit - TR cell (unknown)NoneNo pins or leads
CV976TR Cell (unknown)NoneNo pins or leads
CV979Thermal delay switchB44 pins
CV980Protective gapNot set2 pins
CV981Indicator lamp (unknown)SESScrew base
CV988Neon indicatorSBCBayonet base
CV991MagnetronNoneNo pins or leads
CV992MagnetronNoneNo pins or leads
CV993MagnetronNoneNo pins or leads
CV994MagnetronNoneNo pins or leads
CV1001Halfwave rectifierB44 pins
CV1002Beam tetrodeB8-O8 pins
CV1021TriodeB44 pins
CV1029Halfwave rectifierGESScrew base
CV1032Double triodeB77 pins
CV1034TriodeNone4 leads
CV1035Double pentodeB77 pins
CV1038TriodeB55 pins
CV1039Fullwave rectifierB44 pins
CV1052PentodeB8-O8 pins
CV1053PentodeB8-O8 pins
CV1054Double diodeB8-O8 pins
CV1055Double diode triodeB8-O8 pins
CV1056PentodeB8-O8 pins
CV1057OctodeB8-O8 pins
CV1062RF triodeB44 pins
CV1065PentodeB8-MO8 pins
CV1066TriodeB8-MO8 pins
CV1067TriodeB8-O8 pins
CV1068Voltage stabiliserB55 pins
CV1069Voltage regulatorB55 pins
CV1070Voltage stabiliserB44 pins
CV1072Halfwave mercury rectifierB44 pins
CV1073TriodeB8-O8 pins
CV1074TetrodeB8-O8 pins
CV1075Beam tetrodeB8-O8 pins
CV1076TriodeUSM44 pins
CV1078DiodeB3G3 pins
CV1079TetrodeB55 pins
CV1083HF pentodeB77 pins
CV1090Micropup triodeNone2 leads
CV1091PentodeB9G9 pins
CV1092DiodeB3G3 pins
CV1097CRTB12D12 pins
CV1098Pulsed radar triodeNone2 pins
CV1099Triode/hexodeB8-O8 pins
CV1100PentodeB8-O8 pins
CV1101Double diode triodeB8-O8 pins
CV1102Double triodeB8-O8 pins
CV1103Tuning indicatorB8-O8 pins
CV1104PentodeB55 pins
CV1105TriodeB55 pins
CV1106PentodeB77 pins
CV1110Voltage stabiliserB44 pins
CV1111Halfwave rectifierB44 pins
CV1116PentodeB8-MO8 pins
CV1120Halfwave rectifierB44 pins
CV1121ThyratronB8-MO8 pins
CV1122TriodeB55 pins
CV1124PentodeB77 pins
CV1128ThyratronB55 pins
CV1129HF pentodeB77 pins
CV1130TriodeB8-MO8 pins
CV1133RectifierB44 pins
CV1135HF TriodeB8-O8 pins
CV1136PentodeB9G9 pins
CV1137TriodeB9G9 pins
CV1141ThyratronB55 pins
CV1144ThyratronB44 pins
CV1147ThyratronUSM4B4 pins
CV1154TriodeB44 pins
CV1166TriodeB44 pins
CV1167PentodeB55 pins
CV1173Medium impedance triodeB55 pins
CV1179TriodeB55 pins
CV1185Magnetron (unknown)NoneNo pins or leads
CV1186PentodeB8-O8 pins
CV1187Double diodeB44 pins
CV1189Beam tetrodeB77 pins
CV1190TriodeB55 pins
CV1191TetrodeB77 pins
CV1192HF pentodeB8-O8 pins
CV1193Triode/hexodeB8-O8 pins
CV1197TriodeB3G3 pins
CV1198TriodeB55 pins
CV1199Voltage stabiliserB44 pins
CV1200BarretterB44 pins
CV1221Transmitting pentodeT44 pins
CV1222Air Cooled TriodeNot set4 pins
CV1239Silica pentodeNone6 leads
CV1240PentodeT44 pins
CV1242Transmitting triodeB44 pins
CV1243Silica pentodeNone6 leads
CV1246TriodeB44 pins
CV1249Silica triodeNone4 leads
CV1251Silica triodeNot setNo pins or leads
CV1256Micropup triodeNone2 leads
CV1264Fullwave rectifierB44 pins
CV1284PentodeB77 pins
CV1285Double triodeB8-O8 pins
CV1288RF triodeB44 pins
CV1290Halfwave rectifierB44 pins
CV1297TR cellNoneNo pins or leads
CV1299Magnetron (unknown)NoneNo pins or leads
CV1306Double diode triodeB8-MO8 pins
CV1331PentodeB8-MO8 pins
CV1343HF pentodeB8-O8 pins
CV1345Triode pentodeB8-MO8 pins
CV1347Triode/hexodeB8-O8 pins
CV1366Transmitting pentodeB8-O8 pins
CV1372Transmitting pentodeUSG55 pins
CV1375PentodeB9A9 pins
CV1376PentodeB9A9 pins
CV1385CRTB12D12 pins
CV1397CRTNot set12 pins
CV1400BallastB44 pins
CV1401PentodeB8-O8 pins
CV1402Halfwave rectifierB8-O8 pins
CV1428Double diode triodeCt88 pins
CV1430PentodeB77 pins
CV1438Beam tetrodeB8-O8 pins
CV1443Fullwave rectifierB44 pins
CV1450TriodeNot set3 pins
CV1473PhotocellB44 pins
CV1475MagnetronNoneNo pins or leads
CV1476MagnetronNoneNo pins or leads
CV1477MagnetronNoneNo pins or leads
CV1478MagnetronNoneNo pins or leads
CV1479MagnetronNoneNo pins or leads
CV1480MagnetronNoneNo pins or leads
CV1481MagnetronNoneNo pins or leads
CV1482MagnetronNoneNo pins or leads
CV1484MagnetronNoneNo pins or leads
CV1485MagnetronNoneNo pins or leads
CV1486MagnetronNoneNo pins or leads
CV1496MagnetronNoneNo pins or leads
CV1499MagnetronNoneNo pins or leads
CV1500MagnetronNoneNo pins or leads
CV1501Beam tetrodeB8-O8 pins
CV1503Output tetrodeB8-O8 pins
CV1504Halfwave rectifierESScrew base
CV1510Transmitting beam tetrodeB9G9 pins
CV1518CRTB12B12 pins
CV1521CRTB12D12 pins
CV1522CRTNot set9 pins
CV1525CRTB12B12 pins
CV1526CRTNot set10 pins
CV1527CRTB8-O8 pins
CV1530CRTB8-O8 pins
CV1535RectifierB9A9 pins
CV1540Double triodeB9G9 pins
CV1567TriodeNot set4 pins
CV1571Pulsed radar triodeNone2 pins
CV1572Beam tetrodeNot set5 pins
CV1574PentodeB8-MO8 pins
CV1581Triode/hexodeB8-O8 pins
CV1586TriodeB8-MO8 pins
CV1587CRTB12D12 pins
CV1588CRTB12B12 pins
CV1596CRTB12B12 pins
CV1597CRTB99 pins
CV1600TriodeNot set4 pins
CV1609Silica triodeNot set4 pins
CV1626Mercury vapour rectifierB44 pins
CV1627PentodeNone3 pins
CV1629Halfwave mercury vapour rectifierGESScrew base
CV1630PentodeUnlisted4 pins
CV1635HF pentodeB9A9 pins
CV1641TriodeBC44 pins
CV1653TriodeBC44 pins
CV1655TriodeB44 pins
CV1660TriodeB44 pins
CV1663TriodeB44 pins
CV1664TriodeBC44 pins
CV1670TriodeB77 pins
CV1672PentodeB77 pins
CV1673TriodeB44 pins
CV1674RF pentodeB77 pins
CV1675Output pentodeB77 pins
CV1676TriodeB44 pins
CV1694TriodeBC44 pins
CV1697Triode/hexodeB77 pins
CV1698TetrodeB77 pins
CV1699PentodeB8-MO8 pins
CV1700RF PentodeB8-MO8 pins
CV1722TetrodeB77 pins
CV1724Output pentodeB8-O8 pins
CV1731Voltage stabiliserB44 pins
CV1732TriodeB55 pins
CV1733CRTNot set5 pins
CV1736UHF triodeNoneNo pins or leads
CV1737CRTNot set5 pins
CV1739Dekatron counterB8-O8 pins
CV1743Protective spark gapB8-O8 pins
CV1747MagnetronNoneNo pins or leads
CV1758HF pentodeB7G7 pins
CV1759HF triodeB8-O8 pins
CV1762PentodeB7G7 pins
CV1763Grounded grid triodeB7G7 pins
CV1787ThyratronB4D4 pins
CV1790RectifierB8G8 pins
CV1795Reflex klystronB8-O8 pins
CV1825Beam tetrodeB77 pins
CV1830Halfwave rectifierB8-O8 pins
CV1832Voltage stabiliserB7G7 pins
CV1833Voltage regulatorB7G7 pins
CV1835Halfwave xenon rectifierUSM4B4 pins
CV1839Screened pentodeB8A8 pins
CV1856Fullwave rectifierB8-O8 pins
CV1861Fullwave rectifierB44 pins
CV1862Beam tetrodeB7G7 pins
CV1863Fullwave rectifierB8-O8 pins
CV1872Dummy load lampB44 pins
CV1877Dummy load lampB44 pins
CV1881Noise sourceNone4 pins
CV1882PentodeB8-O8 pins
CV1883RF tetrodeNot set8 pins
CV1884Double triodeB8G8 pins
CV1892Reflex klystronB8-O8 pins
CV1905TetrodeNot set5 pins
CV1911Output pentodeB8-O8 pins
CV1916MagnetronNoneNo pins or leads
CV1919Screened pentodeB8A8 pins
CV1921Halfwave rectifierB8-O8 pins
CV1923TR CellNoneNo pins or leads
CV1926PentodeB8-O8 pins
CV1931Double diodeB8-O8 pins
CV1932TriodeB8-O8 pins
CV1933TriodeB8-O8 pins
CV1934TriodeB8-O8 pins
CV1937PentodeB8-O8 pins
CV1941PentodeB8-O8 pins
CV1944Triode/hexodeB8-O8 pins
CV1947Beam tetrodeB8-O8 pins
CV1949Argon thyratron/noise sourceB7G7 pins
CV1956Double triodeB8-O8 pins
CV1958Double triodeB8-O8 pins
CV1959Beam tetrodeB7G7 pins
CV1961PentodeB7G7 pins
CV1972TriodeB8-O8 pins
CV1977PentodeB8A8 pins
CV1978PentodeB8-O8 pins
CV1981PentodeB8-O8 pins
CV1982PentodeB8-O8 pins
CV1985Double triodeB8-O8 pins
CV1991Double diode triodeB8-O8 pins
CV1994TriodeNoneNo pins or leads
CV1997CRTB9G9 pins
CV2000HF PentodeB7G/F7 leads
CV2001PentodeB7G/B7 leads
CV2002PentodeB7G/B8 leads
CV2003PentodeB7G/B8 leads
CV2004Double diodeB7G/B8 leads
CV2005Double diodeB7G/B8 leads
CV2006Video amplifier pentodeB9G/B10 leads
CV2007Double triodeB9A/B9 leads
CV2008Planar triodeB7G/B8 leads
CV2009TriodeB7G/B8 leads
CV2010Double triodeB7G/B8 leads
CV2012Voltage referenceB7G/B8 leads
CV2013Video output pentodeB9A/B10 leads
CV2014PentodeB9A/B10 leads
CV2015Video amplifier pentodeB9G/B10 leads
CV2016Double triodeB9A/B10 leads
CV2017HF pentodeB7G/B8 leads
CV2019Voltage stabiliserB7G/B8 leads
CV2021Fullwave rectifierB7G/B8 leads
CV2023PentodeB7G/B8 leads
CV2024HeptodeB7G/B8 leads
CV2027Voltage stabiliserB7G/B8 leads
CV2029Voltage stabiliserB8G/B8 leads
CV2031PentodeB7G/F7 leads
CV2101PentodeB8D8 leads
CV2102Subminiature pentodeB8D/F8 leads
CV2104Subminiature diode pentodeB8D8 leads
CV2105Subminiature pentodeB8D/F8 leads
CV2106Subminiature pentodeNot set5 pins
CV2108CRTB8-O8 pins
CV2109ThyratronB44 pins
CV2110ThyratronB4D4 pins
CV2111MagnetronNoneNo pins or leads
CV2114MagnetronNoneNo pins or leads
CV2115Halfwave rectifierB8-O8 pins
CV2116KlystronB7G7 pins
CV2125RectifierB44 pins
CV2127Video output pentodeB9A9 pins
CV2128Triode/heptodeB9A9 pins
CV2129VHF PA PentodeB9A9 pins
CV2130Transmitting tetrodeNot set5 pins
CV2131TetrodeB5F5 pins
CV2133PhotocellB7G7 pins
CV2134PhotocellB7G7 pins
CV2135PentodeB9A9 pins
CV2136Beam tetrodeB9A9 pins
CV2137CRTB12B12 pins
CV2138GM tubeNoneNo pins or leads
CV2145GM tubeNone2 leads
CV2154Mixer diodeNoneNo pins or leads
CV2155Mixer diodeNoneNo pins or leads
CV2157Tb cellNoneNo pins or leads
CV2158ThyratronNot set3 pins
CV2160Halfwave rectifierGESScrew base
CV2161KlystronNot set3 pins
CV2163TriodeNoneNo pins or leads
CV2164KlystronB8-O8 pins
CV2171Noise diodeB7G7 pins
CV2174Trigger tubeB8-O8 pins
CV2175CRTB9G9 pins
CV2179PentodeB7G7 pins
CV2180Halfwave rectifierB8-O8 pins
CV2181TR cellNoneNo pins or leads
CV2184CRTB12B12 pins
CV2188Travelling wave tubeB8-O8 pins
CV2189Heil tubeB7G7 pins
CV2190Heil tubeB7G7 pins
CV2191CRTB14A12 pins
CV2193CRTNone11 clips
CV2194Voltage stabiliserB7G7 pins
CV2195PentodeB7G7 pins
CV2203ThyratronNone3 leads
CV2204TriodeNoneNo pins or leads
CV2205CRTB99 pins
CV2208Subminiature voltage stabiliserNone2 leads
CV2209PentodeB7G7 pins
CV2210ThyratronB4D4 pins
CV2212Double triodeB9A9 pins
CV2213subminiature Voltage stabiliserNot set2 pins
CV2214TriodeB8G8 pins
CV2217ThyratronB8-O8 pins
CV2218Halfwave rectifierB9A9 pins
CV2220Beam tetrodeB8G8 pins
CV2221Heil tubeB7G7 pins
CV2224Trigger tubeB7G7 pins
CV2225Voltage stabiliserB7G7 pins
CV2230CRTB8-O8 pins
CV2231Pulse modulator pentodeB9A9 pins
CV2235Halfwave rectifierB9A9 pins
CV2236Trigger tubeB9A9 pins
CV2237PentodeNot set5 pins
CV2238subminiature PentodeB5G5 leads
CV2239Subminiature HF triodeB5G/F4 leads
CV2240PentodeB7G7 pins
CV2243PentodeB9A9 pins
CV2245TetrodeNot set6 pins
CV2246GM tube (unknown)Not set2 pins
CV2247GM tubeNot set2 pins
CV2248Protective spark gapNone2 pins
CV2252Protective spark gapNone2 pins
CV2253Tetrode thyratronB8-O8 pins
CV2254subminiature HF pentodeB5G/F5 leads
CV2255Trigger tubeB9A9 pins
CV2258Mixer diodeNoneNo pins or leads
CV2260Subminiature pentodeB5A5 leads
CV2262Packaged magnetronNoneNo pins or leads
CV2264DiodeB4A4 pins
CV2266Subminiature voltage stabiliserNot set2 leads
CV2269subminiature Electrometer triodeNone4 leads
CV2271Dekatron counterB8-O8 pins
CV2272CRTB9G9 pins
CV2274ATR cellNoneNo pins or leads
CV2275subminiature UHF triodeB8D8 leads
CV2276Secondary emission pentodeB9A9 pins
CV2277PentodeB9A9 pins
CV2280CRTB12B12 pins
CV2282Reflex klystronB8-O8 pins
CV2287Geiger tubeNone2 pins
CV2288PentodeNot set5 pins
CV2293BallastB7G7 pins
CV2295Double beam tetrodeB7A7 pins
CV2296StrobotronB8-O8 pins
CV2298Power tetrodeNoneNo pins or leads
CV2299PentodeB8D/F8 leads
CV2300PentodeB7G7 pins
CV2302CRTB8G8 pins
CV2303TR CellNoneNo pins or leads
CV2304Reflex klystronB8-O8 pins
CV2306TR CellNoneNo pins or leads
CV2311TR cellNoneNo pins or leads
CV2312TR cellNoneNo pins or leads
CV2316PM tubeB15B15 pins
CV2318Halfwave rectifierB9G9 pins
CV2319MagnetronNoneNo pins or leads
CV2321Neon stabiliserNone2 leads
CV2325CounterNot setAwaiting classification
CV2329Ballast lampMESScrew base
CV2330TR cellNone2 caps
CV2331PentodeB5A5 leads
CV2339Pre-TR cellNoneNo pins or leads
CV2340Voltage stabiliserNone3 caps
CV2341Co-axial noise diodeNone2 pins
CV2343Reflex klystronB8-O8 pins
CV2346Reflex klystronB7G7 pins
CV2347Beam tetrodeB8G8 pins
CV2348subminiature Electrometer triodeNot set5 pins
CV2349StrobotronB7G7 pins
CV2352CRTB14A14 pins
CV2353KlystronB8G8 pins
CV2361PentodeB5A5 leads
CV2371RF pentodeB5A5 leads
CV2377Beam tetrodeB7A7 pins
CV2380MagnetronB7G7 pins
CV2381backward wave oscillatorB7D7 pins
CV2382Video output pentodeB9A9 pins
CV2384Silicon diodeNot set2 pins
CV2390Power output pentodeB7G7 pins
CV2393CarcinotronNot set7 pins
CV2394TriodeUSM44 pins
CV2397TriodeNone2 leads
CV2398Noise diodeB9A/F9 leads
CV2399Xenon rectifierGESScrew base
CV2411Output pentodeB9A9 pins
CV2412MagnetronNoneNo pins or leads
CV2416Pulse amplifier tetrodeNot set4 pins
CV2419CRTB12B12 pins
CV2426MagnetronNoneNo pins or leads
CV2430Pre-TR CellNoneNo pins or leads
CV2431CRTB12A12 pins
CV2432subminiature PentodeB8D8 leads
CV2434Trigger tubeB9A9 pins
CV2453RF triodeB9A9 pins
CV2457Corona stabiliserB7G7 pins
CV2459Corona stabiliserB7G7 pins
CV2462Corona stabiliserB7G7 pins
CV2463CRTB12A12 pins
CV2465Beam tetrodeB8G/F8 leads
CV2466Double tetrodeB9A9 pins
CV2475Magnetron (unknown)NoneNo pins or leads
CV2477Magnetron (unknown)NoneNo pins or leads
CV2478Magnetron (unknown)NoneNo pins or leads
CV2479Noise tubeNot set2 pins
CV2481broadband TR cellNoneNo pins or leads
CV2482ATR cellNoneNo pins or leads
CV2486Cold cathode gas triodeNone3 leads
CV2487TetrodeNot set9 pins
CV2488TR cellNoneNo pins or leads
CV2492Double triodeB9A9 pins
CV2494Reflex klystronNoneNo pins or leads
CV2516UHF triodeNoneNo pins or leads
CV2518Xenon rectifierB4F4 pins
CV2519TetrodeB8F8 pins
CV2520ThyratronB4D4 pins
CV2521PentodeB7G7 pins
CV2522VHF pentodeB7G7 pins
CV2523Double triodeB8-O8 pins
CV2524PentodeB7G7 pins
CV2565ThyratronB8-O8 pins
CV2573Voltage referenceB7G7 pins
CV2578Double triodeB9A9 pins
CV2625ThyratronNot set5 pins
CV2638ThyratronB8-O8 pins
CV2653MagnetronNoneNo pins or leads
CV2659Beam tetrodeB8-O8 pins
CV2663Dual transmitting beam tetrodeB8-O8 pins
CV2666Double beam tetrodeB7A7 pins
CV2692PhotocellB44 pins
CV2721PentodeB9A9 pins
CV2726PentodeB9A9 pins
CV2729Special quality pentodeB9A9 pins
CV2730subminiature Electrometer tetrode (unknown)Not set5 pins
CV2734Ballast lampESScrew base
CV2736TX triode (matched pair)Not set4 pins
CV2739TR CellNoneNo pins or leads
CV2747Tuning indicatorB8-O6 pins
CV2748Fullwave rectifierB8-O8 pins
CV2790ThyratronNot set4 pins
CV2792Reflex klystronB8-O8 pins
CV2797Double tetrodeUnlisted8 pins
CV2798Double beam tetrodeB9A9 pins
CV2799Double beam tetrodeB7A7 pins
CV2815TriodeB55 pins
CV2821Double triodeB8-O8 pins
CV2851Tetrode thyratronB7D7 pins
CV2858Halfwave rectifierNot set4 pins
CV2862Fullwave rectifierB8-O8 pins
CV2868Xenon thyratronUSM4B4 pins
CV2886GM tubeNot set2 pins
CV2897CRTB8-O8 pins
CV2901PentodeB9A9 pins
CV2902Gas filled limiting diodeB7A7 pins
CV2904CRTB8-O8 pins
CV2925Double-diode pentodeNot set8 pins
CV2931UHF diodeB8-O8 pins
CV2932TriodeB8-O8 pins
CV2933UHF triodeB8-O8 pins
CV2938PentodeB8-O8 pins
CV2940PentodeB8-O8 pins
CV2946RectifierGESScrew base
CV2966RectifierB9A9 pins
CV2968Double triodeB8G8 pins
CV2975PentodeB9A9 pins
CV2980Subminiature tuning indicatorNot set8 pins
CV2983PentodeB7G7 pins
CV2984Double triodeB8-O8 pins
CV3300DKlystronNoneNo pins or leads
CV3340Klystron amplifierNoneNo pins or leads
CV3512Tetrode thyratronB7G7 pins
CV3521Hydrogen thyratronB5F5 pins
CV3523Beam tetrodeB8-O8 pins
CV3524subminiature Gas relayNot set3 pins
CV3526PentodeB9A9 pins
CV3575Halfwave rectifierB8-O8 pins
CV3581Transmitting triodeNot set3 pins
CV3601HF triodeB8-O8 pins
CV3612PentodeB9A9 pins
CV3613Beam tetrodeB8-O8 pins
CV3678CRTNot set12 pins
CV3704PentodeB77 pins
CV3706Triode thyratronUSM4B4 pins
CV3710ExcitronNoneNo pins or leads
CV3711PentodeB7G7 pins
CV3789TriodeB9A9 pins
CV3798Voltage stabiliserB8-O8 pins
CV3799Voltage stabiliserB8-O8 pins
CV3815Full wave rectifierUSM44 pins
CV3840TR CellNoneNo pins or leads
CV3870Mercury vapour rectifierNot set4 pins
CV3881Double diodeB8A8 pins
CV3884Double triodeB8A8 pins
CV3885PentodeB8A8 pins
CV3886RF pentodeB8A8 pins
CV3887PentodeB8A8 pins
CV3888Triode/hexodeB8A8 pins
CV3889PentodeB8A8 pins
CV3890PentodeB8A8 pins
CV3891Fullwave rectifierB8A8 pins
CV3892Fullwave rectifierB8A8 pins
CV3900Double triodeB9A9 pins
CV3908PentodeB7G7 pins
CV3909PentodeB7G7 pins
CV3923Crystal valveNoneNo pins or leads
CV3929subminiature PentodeB8D8 leads
CV3930subminiature TriodeB8D/F8 leads
CV3939Reflex klystronNot set4 pins
CV3946CRTB12A12 pins
CV3982MagnetronNoneNo pins or leads
CV3984Crystal valveNoneNo pins or leads
CV3986Subminiature double triodeB8D8 leads
CV3987StabiliserB8D/F4 leads
CV3990Beam power valveB8-O8 pins
CV3991TetrodeB8F8 pins
CV3995PentodeB7G7 pins
CV3997MagnetronNoneNo pins or leads
CV3998PentodeB9A9 pins
CV4001Fullwave rectifierB7G/F7 leads
CV4002PentodeB7G/F7 pins
CV4003Double triodeB9A9 pins
CV4004Double triodeB9A9 pins
CV4005Fulwave rectifierB7G7 pins
CV4006PentodeB9G9 pins
CV4007Double diodeB7G7 pins
CV4009HF pentodeB7G7 pins
CV4010PentodeB7G7 pins
CV4011HF pentodeB7G7 pins
CV4012HeptodeB7G7 pins
CV4013Double triodeB9A9 pins
CV4014PentodeB7G7 pins
CV4015HF pentodeB7G7 pins
CV4018Tetrode thyratronB7G7 pins
CV4019Beam tetrodeB7G7 pins
CV4020Voltage stabiliserB7G7 pins
CV4021Halfwave rectifierNot set4 pins
CV4023HF pentodeB7G7 pins
CV4024Double triodeB9A9 pins
CV4025VHF double diodeB7G7 pins
CV4028Voltage regulatorB7G7 pins
CV4029subminiature PentodeB8D8 leads
CV4030Voltage stabiliserB8G/F8 leads
CV4031Double triodeB7G7 pins
CV4033Double triodeB9A/F9 leads
CV4034Double triodeB9A/F9 leads
CV4035Double triodeB9A/F9 leads
CV4038TriodeB9A/F9 leads
CV4039PentodeB9G9 pins
CV4040Beam tetrodeB7G7 pins
CV4042Halfwave rectifierB7G/F7 leads
CV4043Beam tetrodeB9A9 pins
CV4044RectifierB9A9 pins
CV4045Beam tetrodeB9A/F9 leads
CV4046Reliable double beam tetrodeB8G8 pins
CV4047Voltage stabiliserB7G/F7 leads
CV4048Voltage referenceB7G7 pins
CV4049Double diodeB7G/F7 leads
CV4050RF pentodeB7G/F7 leads
CV4051Double triodeB9A/F9 leads
CV4052Voltage stabiliserB7G/F7 leads
CV4054Voltage referenceB7G/F7 leads
CV4055PentodeB9A9 pins
CV4056PentodeB9A/F9 leads
CV4057RectifierB7G7 pins
CV4058TriodeB7G7 pins
CV4059Diode/triodeB7G7 pins
CV4060Beam tetrodeB8-O8 pins
CV4061RectifierNone3 leads
CV4062PentodeB7G7 pins
CV4063HF PentodeB7G7 pins
CV4064PentodeB7G7 pins
CV4065PentodeB7G/F7 leads
CV4066subminiature Voltage referenceNone3 leads
CV4067Beam tetrodeB7G/F7 leads
CV4068Double triodeB9A9 pins
CV4069Double triodeB9A/F9 leads
CV4070Grounded grid triodeB7G7 pins
CV4071Halfwave rectifiersB8-O8 pins
CV4072RectifierUnlistedUnusual pinning
CV4074Silicon diodeNone2 leads
CV4078Silicon diodeNone2 leads
CV4079TriodeB9A9 pins
CV4080Voltage regulatorB7G7 pins
CV4081TriodeB7G/F7 leads
CV4082TetrodeB8-O8 pins
CV4083RF pentodeB7G/F7 leads
CV4085PentodeB9A9 pins
CV4086PentodeB9A/F9 leads
CV4092Beam tetrodeB5G5 leads
CV4093subminiature Beam tetrodeB5G5 leads
CV4094Beam tetrodeB5G5 leads
CV4095Beam tetrodeB5G5 leads
CV4096Beam tetrodeB5G5 leads
CV4097Beam tetrodeB9A9 pins
CV4098RF PentodeB7G/F7 leads
CV4100Voltage stabiliserB7G7 pins
CV4101Voltage stabiliserB7G7 pins
CV4102PentodeB7G7 pins
CV4103Double diodeB7G7 pins
CV4104StabiliserB7G7 pins
CV4113Double triodeB9A9 pins
CV4114PentodeB7G7 pins
CV4116Halfwave rectifierB8-O8 pins
CV4118Voltage referenceB7G7 pins
CV4119PentodeB9A9 pins
CV4501subminiature PentodeB8D8 leads
CV4502PentodeB8D8 leads
CV4503subminiature PentodeB8D/F8 leads
CV4504Subminiature diodeB5B5 leads
CV4507subminiature TriodeB8D8 leads
CV4508PentodeB8D8 leads
CV4512UnknownNoneNo pins or leads
CV4516subminiature voltage referenceNot set3 pins
CV5002Crystal valveNoneNo pins or leads
CV5008Double triodeB8-O8 pins
CV5018MagnetronNoneNo pins or leads
CV5022Crystal valveNoneNo pins or leads
CV5023ThyratronB7G7 pins
CV5035CRTB14A14 pins
CV5041PentodeB9A9 pins
CV5042Double triodeB9A9 pins
CV5048Heil tubeB7G7 pins
CV5049Heil tubeB7G7 pins
CV5055Tuning indicatorB9A9 pins
CV5060PentodeB9A9 pins
CV5065Triode/pentodeB9A9 pins
CV5072RectifierB9A9 pins
CV5073Grounded grid triodeB9A9 pins
CV5074TriodeB7G7 pins
CV5077PentodeB9A9 pins
CV5080PentodeB8-O8 pins
CV5081PentodeB8-O8 pins
CV5082RF pentodeB7G/F7 leads
CV5086PentodeB9A9 pins
CV5087CRT (unknown)Not set12 pins
CV5094PentodeB9A9 pins
CV5106Indicator tubeNot set12 pins
CV5108Secondary emission valveB9G9 pins
CV5109DiodeB8-O8 pins
CV5110PentodeB8-O8 pins
CV5112TriodeB8G8 pins
CV5117MagnetronNoneNo pins or leads
CV5121HF pentodeB9G9 pins
CV5125CRTB14A14 pins
CV5132Voltage regulatorB7G7 pins
CV5140Measuring diodeNone2 leads
CV5143Dekatron counterB8-O8 pins
CV5156RF pentodeB9A9 pins
CV5167MagnetronNoneNo pins or leads
CV5172HeptodeB7G7 pins
CV5173Voltage stabiliserB7G7 pins
CV5201Grounded grid triodeB7G7 pins
CV5215Triode/pentodeB9A9 pins
CV5217Gas triodeNot set3 pins
CV5220Beam tetrodeB8-O8 pins
CV5233Pentode (unknown)B8-O8 pins
CV5256EHT rectifier.B2G2 leads
CV5258Efficiency diodeB8-O8 pins
CV5259Halfwave rectifierB9A9 pins
CV5261Double triodeB8A8 pins
CV5262Beam tetrodeB8-O8 pins
CV5265Beam tetrodeB8-O8 pins
CV5269CRTB9G9 pins
CV5277TrochotronB26A26 pins
CV5278Display tubeB13B13 pins
CV5281Double triodeB9A9 pins
CV5285Voltage reference tubeB7G7 pins
CV5291Dekatron counterB12A12 pins
CV5292Heil tubeB7G7 pins
CV5298Voltage stabiliserB7G7 pins
CV5302CRTB9G9 pins
CV5311Grounded grid triodeB7G7 pins
CV5325PentodeB9A9 pins
CV5331Double triodeB9A9 pins
CV5333Pulse modulator tetrodeB8-O8 pins
CV5343TetrodeUnlisted5 pins
CV5348Trigger tetrodeB7G7 pins
CV5351DisplayNot set12 pins
CV5358Double triodeB9A9 pins
CV5377HF PentodeB7G7 pins
CV5397UHF triodeB8-O8 pins
CV5403Travelling wave tubeUnlisted5 pins
CV5405Triggered diodeUnlisted3 leads
CV5409Vari-mu pentodeB9A9 pins
CV5412subminiature tuning indicatorNot set4 pins
CV5413Triode (unknown)B7G7 pins
CV5416TransistorNone3 leads
CV5427High voltage rectifierB9A9 pins
CV5437Reflex klystronB9A9 pins
CV5457TransistorNone3 leads
CV5463Heil tubeNot set7 pins
CV5531Double triodeB9A9 pins
CV5729Beam tetrodeB8-O8 pins
CV5794Diode (unknown)None2 leads
CV5809PentodeB9A9 pins
CV5810PentodeB9A9 pins
CV5817PentodeB9A9 pins
CV5830PentodeB8-O8 pins
CV5843Double triodeB9A9 pins
CV5844Corona stabiliserB9A9 pins
CV5847Dual beam tetrodeB7A7 pins
CV5880StabiliserB44 pins
CV5883CRTNot set12 pins
CV5900Reflex klystronB8-O8 pins
CV5905RectifierB9A9 pins
CV5918TR cellNoneNo pins or leads
CV5920TR cell (unknown)NoneNo pins or leads
CV5948Triode/pentodeB9A9 pins
CV5956Disc seal triodeNoneNo pins or leads
CV5957ThyratronNot setUnusual pinning
CV5961PentodeB5A5 leads
CV5962TriodeNoneNo pins or leads
CV6001Reflex klystronB8-O8 pins
CV6004Voltage stabiliserNone2 leads
CV6005X-band monitor diodeNoneNo pins or leads
CV6006TR CellNoneNo pins or leads
CV6008TrigatronCL33 clips
CV6012MagnetronNoneNo pins or leads
CV6015ThyratronNone6 leads
CV6022ThyratronNot set4 pins
CV6023Backward wave oscillatorB7D7 pins
CV6026Hydrogen thyratronNone6 leads
CV6028pre-TR cellNoneNo pins or leads
CV6044Dekatron counterB8-O8 pins
CV6045Beam tetrodeB7A7 pins
CV6051ThyratronNot set4 pins
CV6060TR cellNoneNo pins or leads
CV6066Corona stabiliserB7G7 pins
CV6067Corona stabiliserB7G7 pins
CV6070TB cellNoneNo pins or leads
CV6071Reflex klystronNot set4 pins
CV6079UnknownNoneNo pins or leads
CV6086TR cellNoneNo pins or leads
CV6090Travelling wave tubeNot set9 pins
CV6092High voltage rectifierMESScrew base
CV6094Subminiature tuning indicatorUnlisted5 leads
CV6097Triode shunt stabiliserB9A9 pins
CV6099Image converterNoneNo pins or leads
CV6107S-band monitor diodeNoneNo pins or leads
CV6118Hydrogen thyratronNone6 leads
CV6121pre-TR cellNoneNo pins or leads
CV6124CarcinotronNone5 pins
CV6131Pulse tetrodeNot set4 pins
CV6132TR CellNoneNo pins or leads
CV6135Voltage stabiliserB7G/F7 leads
CV6137Beam tetrodeNot set8 pins
CV6142Reflex klystronNoneNo pins or leads
CV6157Travelling wave tubeB8-O8 pins
CV6168TR CellNoneNo pins or leads
CV6169TR CellNoneNo pins or leads
CV6170CRTNot set12 pins
CV6173TrigatronCL33 clips
CV6177UnknownNoneNo pins or leads
CV6180Travelling wave tubeNoneNo pins or leads
CV6189PentodeB9A9 pins
CV6194Reflex klystronNoneNo pins or leads
CV6195Reflex klystronNoneNo pins or leads
CV6208Travelling wave tubeUnlisted14 pins
CV6210Noise generatorNoneNo pins or leads
CV6223TWTNone4 pins
CV7003TransistorNone3 leads
CV7004TransistorNone3 leads
CV7005TransistorNone3 leads
CV7006TransistorNone3 leads
CV7007TransistorNone3 leads
CV7021RectifierNot set2 pins
CV7023RectifierNot set2 pins
CV7028RectifierNone2 leads
CV7029Power rectifierUnlisted2 leads
CV7040Semiconductor diodeNone2 leads
CV7041Point-contact diodeUnlisted2 leads
CV7042TransistorNone3 leads
CV7043PNP transistorNot set3 leads
CV7044PNP transistorUnlisted3 leads
CV7047Germanium diodeUnlisted2 leads
CV7049Germanium diodeUnlisted2 leads
CV7061TransistorNone3 pins
CV7062NPN transistorUnlisted3 leads
CV7068Zener diodeNone2 leads
CV7070Zener diodeNot set2 leads
CV7071Zener diodeUnlisted2 leads
CV7072Zener diodeNone2 leads
CV7074Germanium pnp transistorUnlisted3 leads
CV7075PNP transistorNot set3 leads
CV7083TransistorNone2 pins
CV7084TransistorNone2 pins
CV7085TransistorNone2 pins
CV7086TransistorNone2 pins
CV7087TransistorUnlisted3 pins
CV7090Zener diodeUnlisted2 leads
CV7094Zener diodeUnlisted2 leads
CV7108Mixer diodeNoneNo pins or leads
CV7109Mixer diodeNoneNo pins or leads
CV7117TransistorNone3 leads
CV7120Silicon rectifierNoneNo pins or leads
CV7136Quad rectifierB8-O8 pins
CV7137Quad rectifierB8-O8 pins
CV7151TransistorNoneNo pins or leads
CV7152TransistorNoneNo pins or leads
CV7162RectifierNot set2 leads
CV7170Voltage reference diodeUnlisted2 leads
CV7180Detector diodeNoneNo pins or leads
CV7182Detector diodeNoneNo pins or leads
CV7313Power rectifierNot setUnusual pinning
CV7329Silicon controlled rectifierNoneNo pins or leads
CV7334TransistorNone3 pins
CV7338PNP transistorUnlisted3 leads
CV7341ATransistorNone3 leads
CV7342TransistorNoneNo pins or leads
CV7346TransistorNoneNo pins or leads
CV7353PNP transistorNot set3 leads
CV7377Mixer diodeNoneNo pins or leads
CV7384RectifierNoneNo pins or leads
CV7463PNP transistorNot set3 leads
CV7726TransistorNot set3 leads
CV7765TransistorNone3 leads
CV7875DiodeNone2 leads
CV8020Pentode (unknown)B7G7 pins
CV8051Halfwave rectifierGESScrew base
CV8067Double beam tetrodeB7A7 pins
CV8108CRTNot set12 pins
CV8109CRTNot set12 pins
CV8158ThyratronB7G7 pins
CV8165CRTB8-O8 pins
CV8252TransistorNone3 leads
CV8255Zener diodeNoneNo pins or leads
CV8292Counter/selectorB13B13 pins
CV8297Triode/pentodeB9A9 pins
CV8308DiodeNone2 leads
CV8314TransistorNone3 leads
CV8326Mixer diodeNoneNo pins or leads
CV8328Double triode (unknown)B9A9 pins
CV8431Double triodeB9A9 pins
CV8463Double triodeB9A9 pins
CV8516PNP transistorNot set3 leads
CV8541TransistorNone3 leads
CV8550Silicon diodeUnlisted2 leads
CV8563ThyratronNot setAwaiting classification
CV8671Spark gapUnlisted2 caps
CV8679Cold cathode diode (unknown)Not set3 pins
CV8727Beam tetrodeB8-O8 pins
CV8732Pentode (unknown)B7G7 pins
CV8771MagnetronNoneNo pins or leads
CV8805DiodeNone2 leads
CV8884CRTNot set14 pins
CV8905MagnetronUnlistedNo pins or leads
CV8960Corona stabiliserNone2 caps
CV9026HeptodeB7G7 pins
CV9260UHF triodeB9A/F9 leads
CV9322Tetrode (Unknown)B9A9 pins
CV9333KlystronB8-O8 pins
CV9507TransistorNot set3 leads
CV9732DisplayNot set13 pins
CV9785Radial beam power tetrodeUnlisted9 pins
CV9850Double tetrodeB9A9 pins
CV9893Zener diodeNoneNo pins or leads
CV9915PentodeB8F8 pins
CV9933PentodeB9A9 pins
CV9994Unknown beam tetrodeB8-O8 pins
CV10112Double tetrodeNot set7 pins
CV10332Dual beam tetrodeNot setAwaiting classification
CV10341PentodeB8-O8 pins
CV10440NPN transistorNot set3 leads
CV10688Power rectifierUnlistedSolder tags
CV10718Transistor (matched pair)Unlisted2 pins
CV10813Triode (unknown)B7G7 pins
CV10819Double beam tetrodeB7A7 pins
CV10826TransistorUnlisted3 leads
CV10917CRT (unknown)Unlisted8 pins
CV11025Beam tetrodeB7G7 pins
CV12004TransistorNot set3 pins
CV12253TransistorNot set3 pins
CVX473Subminiature rectifierB8D/F8 leads
CVX2200TriodeNoneNo pins or leads
CVX2209PentodeB7G7 pins
CVX2220Beam tetrodeB8G8 pins
CVX2223CounterNot set12 pins
CW10MagnetronB44 pins
CX1140ThyratronNot setAwaiting classification
CY31Halfwave rectifierB8-O8 pins
D1DiodeB3G3 pins
D13-2CRTB14A12 pins
D155023Photocell (unknown)Not set5 pins
DA42TriodeUSM44 pins
DDR100Accelerometer double diodeNot set8 pins
DET1TriodeNot set4 pins
DET1SWTriodeNot set4 pins
DET23UHF triodeNoneNo pins or leads
DET25TriodeNot set4 pins
DH3-91CRTB8G8 pins
DH81Double diode triodeB8G8 pins
DHM9-11CRTNot set12 pins
DK96HeptodeB7G7 pins
DL73PentodeB8D/F8 leads
DM70Subminiature tuning indicatorNot set8 pins
DO40Triode (unknown)Not set4 pins
DPM9-11CRTNot set12 pins
Development PM tubesPhotomultiplierNot set11 pins
E1TIndicator tubeNot set12 pins
E4TBeam deflection tube (unknown)B9A9 pins
E80TBeam deflection tubeB9A9 pins
E83FPentodeB9A9 pins
E180CCDouble triodeB9A9 pins
E800UnknownB44 pins
E947UnknownB8-O8 pins
E1033UnknownB44 pins
E1148HF triodeB8-O8 pins
E1192Beam tetrodeB8-O8 pins
E1231TriodeNoneUnusual pinning
E1308UnknownB55 pins
E1423Tetrode (unknown)B9G9 pins
E1707DiodeB7G7 pins
E1709Double triode (unknown)B8-O8 pins
E1796Beam tetrodeB8G8 pins
E1824UHF Tetrode (unknown)NoneNo pins or leads
E1838Double diode triodeB8G8 pins
E1841Hexode (unknown)B8G8 pins
E2019PentodeB7G7 pins
E2178Halfwave rectifier (unknown)B9A9 pins
E2188UnknownB9A9 pins
E2217DiodeB8-O8 pins
E2218Triode/pentode (unknown)B9A9 pins
E2311Pentode (unknown)B7G7 pins
E2346Triode/pentode (unknown)B9A9 pins
E2362Double beam tetrodeB9G9 pins
E2548UnknownB9A9 pins
E2597Triode/pentodeB9A9 pins
E2631Halfwave rectifier (unknown)B8-O8 pins
E2635UnknownB9A9 pins
E2760UHF triode (unknown)NoneNo pins or leads
E3375Pentode (unknown)B8-O8 pins
E4205/B/7CRTB12B12 pins
EA50DiodeB3G3 pins
EA52Measuring diodeNone2 leads
EA53DiodeNoneNo pins or leads
EB91Double diodeB7G7 pins
EBC3Double diode triodeCt88 pins
EBC33Double diode triodeB8-O8 pins
EC54TriodeB9G9 pins
EC70Subminiature triodeB8D8 leads
ECC33Double triodeB8-O8 pins
ECC81Double triodeB9A9 pins
ECC82Double triodeB9A9 pins
ECC83Double triodeB9A9 pins
ECC189Double triodeB9A9 pins
ECH35Triode/hexodeB8-O8 pins
ECH42Triode/hexodeB8A8 pins
EE50Secondary emission valveNot set9 pins
EEV developmental magnetronMagnetronNoneNo pins or leads
EF8PentodeNot set8 pins
EF40PentodeB8A8 pins
EF50PentodeB9G9 pins
EF54PentodeB9G9 pins
EF55PentodeB9G9 pins
EF86PentodeB9A9 pins
EF93HF pentodeB7G7 pins
EHT DIODEDiodeUnlisted2 pins
EHT TRIODETriodeNoneUnusual pinning
EL22PentodeB8G8 pins
EL32PentodeB8-O8 pins
EL38PentodeB8-O8 pins
EL42PentodeB8A8 pins
EL84PentodeB9A9 pins
EL360PentodeB8-O8 pins
EL822Video output pentodeB9A9 pins
EM34Tuning indicatorB8-O8 pins
EQ80NonodeB9A9 pins
ESU150RectifierGESScrew base
ET1Electrometer triodeB44 pins
ET3Electrometer triodeNot set3 pins
ET51TrochotronB26A26 pins
EY51Halfwave rectifierNone3 leads
EY91Halfwave rectifierB7G7 pins
EZ40Fullwave rectifierB8A8 pins
FA15SPDT switchNoneNo pins or leads
FP54Space-charge grid electrometer valveNot set4 pins
FX2505ThyratronB4D4 pins
G1/236Gsubminiature Gas relayNot set3 pins
G1/371KTrigger tubeB7G7 pins
G10/241ECounterNot set12 pins
G50/1GSubminiature voltage stabiliserNone2 leads
G55/1KVoltage stabiliserB7G7 pins
G75/3GVoltage stabiliserB8G/F8 leads
G120/1BVoltage stabiliserB44 pins
G150/2DTrigger tubeB8-O8 pins
G240/2DTrigger tubeB8-O8 pins
G400/1KVoltage stabiliserB7G7 pins
G400/2KVoltage stabiliserB7G/F7 leads
GC10/4BDekatron counterB8-O8 pins
GC10/DDekatron counterB8-O8 pins
GC10B/LDekatron counterB8-O8 pins
GG UHF amp protoPrototype UHF triodeB9A9 pins
GN4DDisplayNot set13 pins
GN5ADisplayNot set12 pins
GRD7Guard Ring DiodeB8-O8 pins
GS10C/SCounterNot setAwaiting classification
GT1CThyratronB55 pins
GT1CSSSolid state thyratronB55 pins
GTR75MVoltage stabiliserB7G7 pins
GTR95M/SStabiliserB7G7 pins
GTR150MStabiliserB7G7 pins
GX420TR cell (unknown)NoneNo pins or leads
GXA80Protective spark gapB8-O8 pins
GXU1Halfwave xenon rectifierUSM4B4 pins
GZ30Fullwave rectifierB8-O8 pins
H63TriodeB8-O8 pins
HL2TriodeB44 pins
HL23TriodeB8-MO8 pins
K3AGas triodeNone3 caps
K81ANoise diodeB9A9 pins
K3033Reflex klystronB8-O8 pins
KN22KrytronNone4 leads
KS9-20Reflex klystronB8-O8 pins
KT2TetrodeB55 pins
KT8CTetrodeB55 pins
KT44Beam tetrodeB77 pins
KT67Beam tetrodeB9G8 pins
KT88Beam tetrodeB8-O8 pins
KT101Beam tetrodeB8G8 pins
KTZ73HF pentodeB8-O8 pins
L5001MagnetronNoneNo pins or leads
LSD3Strobe lampNot set4 pins
LSD8Strobe lamp (unknown)Not set4 pins
M505MagnetronNoneNo pins or leads
M506MagnetronNoneNo pins or leads
M507MagnetronNoneNo pins or leads
M575BMagnetronUnlistedNo pins or leads
M8080TriodeB7G7 pins
M8081Double triodeB7G7 pins
M8082HF PentodeB7G7 pins
M8097Diode/triodeB7G7 pins
M8098Voltage referenceB7G7 pins
M8137Double triodeB9A9 pins
M8161HF pentodeB7G7 pins
M8196HF pentodeB7G7 pins
M8234RF PentodeB7G/F7 leads
M8248Grounded grid triodeB7G7 pins
MA4127Mixer diodeNoneNo pins or leads
ME1400HF PentodeB8-O8 pins
ME1401Subminiature electrometerNone4 leads
MH41TriodeB55 pins
MHLD6Double diode triodeB8-O8 pins
ML4TriodeB55 pins
ML6TriodeB55 pins
MPT4CatkinB55 pins
MS4BCatkinB55 pins
MSP4PentodeB77 pins
MSPENHF pentodeB55 pins
MU14Fullwave rectifierB44 pins
MW6/2CRTNot set5 pins
MYERSMyers valveUnlisted4 pins
MinimagMagnetron (unknown)B9A9 pins
MinimagMagnetron (unknown)B7G7 pins
N34UnknownNot set4 pins
N1033Travelling wave tubeUnlisted5 pins
N1034Abackward wave oscillatorB7D7 pins
N1034SBackward wave oscillatorB7D7 pins
NA-1Sodium lampNot set4 pins
NC13CRTB12D12 pins
NC15CRTB12B12 pins
NC16CRTNot set12 pins
NGT1ThyratronB55 pins
NGT2ThyratronB55 pins
NGT5ThyratronB44 pins
NGT7ThyratronUSM4B4 pins
NL86Pentode (unknown)B9A9 pins
NR7ATriode (unknown)I/S1Awaiting classification
NR14TriodeNot setAwaiting classification
NR14ATriode (unknown)I/S2Awaiting classification
NR15ATriodeB44 pins
NR16ATriodeB44 pins
NR17TriodeB44 pins
NR27ATriodeB55 pins
NR31TriodeB55 pins
NR37PentodeB55 pins
NR38RF pentodeB55 pins
NR39TetrodeB55 pins
NR41HF pentodeB77 pins
NR43PentodeB55 pins
NR44Output triodeB44 pins
NR45HF pentodeB77 pins
NR46Double diodeB55 pins
NR48Double diode triodeNot setAwaiting classification
NR49PentodeB8-O8 pins
NR50Acorn triodeNot set5 pins
NR51HF pentodeB77 pins
NR52TriodeB55 pins
NR53Beam tetrodeB77 pins
NR54PentodeAcorn7AA7 pins
NR55TriodeB77 pins
NR57TriodeB55 pins
NR60TriodeB77 pins
NR61PentodeB77 pins
NR64PentodeB8-O8 pins
NR65HF pentodeB77 pins
NR68Double diode triodeB8-O8 pins
NR69Tuning indicatorB8-O8 pins
NR70PentodeB77 pins
NR71PentodeB77 pins
NR72Output pentodeB77 pins
NR73Double triodeB8-O8 pins
NR74Beam tetrodeB77 pins
NR77Output pentodeB8-O8 pins
NR79HF pentodeB8-O8 pins
NR81PentodeB8-O8 pins
NR83TetrodeB8-O8 pins
NR84Triode/hexodeB77 pins
NR85PentodeB8-O8 pins
NR86TetrodeB8-O8 pins
NR87Double diode output pentodeB77 pins
NR88TriodeB3G3 pins
NR94TriodeB55 pins
NS1Voltage regulatorB55 pins
NS2Voltage stabiliserB44 pins
NSP1StrobotronNot set4 pins
NSP2StrobotronB8-O8 pins
NT10Triode (unknown)Not setAwaiting classification
NT13Transmitting triodeI/S1Awaiting classification
NT20TriodeB44 pins
NT38ATransmitting pentodeT44 pins
NT39Air Cooled TriodeNot set4 pins
NT45ASilica triodeNot set4 pins
NT46RSilica triodeNot set4 pins
NT57TSilica triodeNoneNo pins or leads
NT59ASilica pentodeNone5 leads
NT62APentodeB55 pins
NT68ATransmitting triodeB44 pins
NT82TriodeB44 pins
NT86Silica triodeNone4 leads
NT90Silica triodeNot setNo pins or leads
NT93Micropup triodeNone3 leads
NT97Micropup triodeNone2 leads
NT98MagnetronNoneNo pins or leads
NT99Micropup transmitting triodeNone2 leads
NU2Halfwave rectifierNone3 leads
NU3Fullwave rectifierB44 pins
NU4RectifierNone3 leads
NU5RectifierNone3 leads
NU7RectifierB44 pins
NU12Fullwave rectifierB44 pins
NU13AHalfwave rectifierL44 pins
NU17Fullwave rectifierB44 pins
NU18RectifierB44 pins
NU20Fullwave rectifierB8-O8 pins
NU33Halfwave rectifierB44 pins
NU34Halfwave rectifierB44 pins
NY85Rectifier (unknown)B9A9 pins
OzotronOzotron HNot setAwaiting classification
OzotronOzotron JNot setAwaiting classification
P61TriodeB8-MO8 pins
PEN36CPentodeB77 pins
PL36PentodeB8-O8 pins
PT15PentodeB55 pins
Parametric amplifierParametric AmplifierUnlistedUnusual pinning
QB3,5/750TetrodeB5F5 pins
QKH798UnknownNone2 leads
QQV07/50Dual beam tetrodeB7A7 pins
QS108/45Voltage regulatorB8G8 pins
RTriodeNot set4 pins
R08Diode (unknown)B7G7 pins
R09Diode (unknown)B7G7 pins
R17Halfwave rectifierB9A9 pins
REL1Micropup transmitting triodeNone2 leads
REL3BXMagnetronNoneNo pins or leads
REL3CMagnetronNoneNo pins or leads
REL3DMagnetronNoneNo pins or leads
REL7Micropup triodeNone2 leads
REL8BKlystron (unknown)Not set4 pins
REL21Spark gap TR switchNoneNo pins or leads
REL36Acorn triodeAcorn7AA7 pins
REL38CTrigatronCL33 clips
REL52Halfwave rectifierNot set4 pins
REL64TR cell (unknown)None1 cap
RG3/1250Halfwave rectifierGESScrew base
RL18TriodeB3G3 pins
RelayRelayNone5 pins
S6F17Beam tetrodeB7G7 pins
S6F33PentodeB7G7 pins
S6F33FRF pentodeB7G/F7 leads
S11E12Beam tetrodeB8-O8 pins
S19G6FHalfwave rectifierB7G/F7 leads
S625Screen grid valveNot set4 pins
SC1-400Corona stabiliserB7G7 pins
SC1-600Corona stabiliserB7G7 pins
SC1-800Corona stabiliserB7G7 pins
SC1-1000Corona stabiliserB7G7 pins
SC1-1400Corona stabiliserB7G7 pins
SC1-1800Corona stabiliserB7G7 pins
SC1-2000Corona stabiliserB7G7 pins
SC2-3500Corona stabiliserB9A9 pins
SC3-1000Corona stabiliserNone2 caps
SC5-5000Corona stabiliserNone2 caps
SP41PentodeB8-MO8 pins
SP61PentodeB8-MO8 pins
SS501Argon flash tubeNone2 caps
STD triodeSTD triodeB9A9 pins
STV280/40Voltage regulatorB55 pins
STV280/80Voltage regulatorB55 pins
STV500/01Voltage regulatorB9A9 pins
SU2150AHalfwave rectifierB44 pins
Standard LeakStandard leakNoneNo pins or leads
T2H/60JAThermocoupleNone1 cap
T2H/60JBThermocoupleNone1 cap
T41ThyratronB8-MO8 pins
TMA406HGrapheconNot setAwaiting classification
TT12Double tetrodeB9G9 pins
TT15Double beam tetrodeB9G9 pins
TUNEONTuning indicatorNot set4 pins
Tungar bulb - no IDTungar bulbMESScrew base
U14Fullwave rectifierB44 pins
U17RectifierB44 pins
U25EHT rectifier.B2G2 leads
U60EHT rectifierB8-O8 pins
U329Halfwave rectifierB9A9 pins
UHF amp protoPrototype UHF triodeB9A9 pins
Unknown disc sealUnknownNoneNo pins or leads
Unknown thermocoupleUnit Thermocouple No.1 (unknown)B8-O8 pins
V190C/1MHeil tubeB8G8 pins
V235A/1KHeil tubeB7G7 pins
V237C/2KHeil tubeB7G7 pins
V239C/1KHeil tubeB7G7 pins
V241C/1KHeil tubeB7G7 pins
V241C/2KHeil tubeB7G7 pins
V243A/2FSHeil tubeNot set7 pins
V243A/3FSHeil tube (unknown)Unlisted7 pins
V246A/1KHeil tubeB7G7 pins
V246A/2KHeil tubeB7G7 pins
V247C/1KHeil tubeB7G7 pins
V271C/3MFloating drift tube klystronB8G8 pins
V1501Power triodeNot set3 pins
V1505Power triodeNot set4 pins
V1906Halfwave rectifierB44 pins
VA201BReflex klystronNoneNo pins or leads
VC50-32Vacuum capacitorNone2 caps
VCR97CRTB12D12 pins
VCR112CRTNot set7 pins
VCR138CRTB12D12 pins
VCR138ACRTB12D12 pins
VCR139ACRTB12B12 pins
VCR511CRTB12D12 pins
VCR514CRTB12D12 pins
VCR517ACRTB12D12 pins
VCR517CCRTB12D12 pins
VCR522CRTB99 pins
VCR530CRTB8-O8 pins
VCRX131CRTB99 pins
VCRX399Unknown CRTNot set9 pins
VGT121ThyratronB8-MO8 pins
VGT128ThyratronB55 pins
VI77Tuning indicatorB8-O8 pins
VI103Tuning indicatorB8-O8 pins
VI132Neon indicatorSBCBayonet base
VI507Spark gap TR switchNoneNo pins or leads
VLS492AGCRTB8-O8 pins
VMP4KCatkinB77 pins
VMS4BCatkinB55 pins
VPT4PentodeB55 pins
VR17Triode (unknown)B44 pins
VR18TetrodeB44 pins
VR19TriodeB44 pins
VR21TriodeB44 pins
VR22TriodeB44 pins
VR27TriodeB44 pins
VR28TetrodeB44 pins
VR32Double triodeB77 pins
VR35Double pentodeB77 pins
VR37TriodeB55 pins
VR40TriodeB44 pins
VR43HeptodeB77 pins
VR53PentodeB8-O8 pins
VR54Double diodeB8-O8 pins
VR55Double diode triodeB8-O8 pins
VR56PentodeB8-O8 pins
VR57OctodeB8-O8 pins
VR59Acorn triodeNot set5 pins
VR65PentodeB8-MO8 pins
VR65APentodeB8-MO8 pins
VR66TriodeB8-MO8 pins
VR67TriodeB8-O8 pins
VR75/30Voltage stabiliserB8-O8 pins
VR78DiodeB3G3 pins
VR82Triode/heptodeB77 pins
VR83HF pentodeB77 pins
VR91PentodeB9G9 pins
VR91APentodeB9G9 pins
VR92DiodeB3G3 pins
VR95Acorn pentodeAcorn7AA7 pins
VR99B8-O8 pins
VR99ATriode/hexodeB8-O8 pins
VR100PentodeB8-O8 pins
VR101Double diode triodeB8-O8 pins
VR102Double triodeB8-O8 pins
VR105/30Voltage stabiliserB8-O8 pins
VR106PentodeB77 pins
VR107HeptodeB77 pins
VR108HF pentodeB77 pins
VR109TriodeB77 pins
VR116PentodeB8-MO8 pins
VR118TetrodeB55 pins
VR119Double diodeB55 pins
VR122TriodeB55 pins
VR123PentodeNot set8 pins
VR124PentodeB77 pins
VR125PentodeB77 pins
VR126HexodeB77 pins
VR129HF pentodeB77 pins
VR130TriodeB8-MO8 pins
VR135HF triodeB8-O8 pins
VR136HF PentodeB9G9 pins
VR137TriodeB9G9 pins
VR503Output tetrodeB8-O8 pins
VR505TriodeB55 pins
VS-2Vacuum switchNoneNo pins or leads
VS10GTrochotronB26A26 pins
VS39PhotocellNone1 lead
VS68Voltage regulatorB55 pins
VS70Voltage stabiliserB44 pins
VS110Voltage stabiliserB44 pins
VS110AVoltage stabiliserB44 pins
VT13BTriode (unknown)Not set4 pins
VT17Tx tetrodeNot setAwaiting classification
VT20TriodeB44 pins
VT23TriodeB44 pins
VT25TriodeBC44 pins
VT30Transmitting triodeNone4 leads
VT45TriodeB44 pins
VT46PentodeB55 pins
VT50TriodeB44 pins
VT51PentodeB55 pins
VT52PentodeB8-O8 pins
VT58APulsed radar triodeNot set2 pins
VT60Beam tetrodeB55 pins
VT60ABeam tetrodeNot set5 pins
VT61Double triodeUSM77 pins
VT61ADouble triodeB55 pins
VT62HF triodeB44 pins
VT64Triode (unknown)B44 pins
VT65TriodeB8-O8 pins
VT68TriodeB44 pins
VT74TetrodeB8-O8 pins
VT75ABeam tetrodeB77 pins
VT76TriodeUSM44 pins
VT79TetrodeB55 pins
VT81TriodeB44 pins
VT82TriodeB44 pins
VT90TriodeB55 pins
VT90Micropup transmitting triodeNone2 leads
VT94TriodeNot set4 pins
VT98Pulsed radar triodeNone2 pins
VT98APulsed radar triodeNone2 pins
VT104PentodeB55 pins
VT105TriodeB55 pins
VT106PentodeB77 pins
VT107Output pentodeB77 pins
VT115PentodeB77 pins
VT115ABeam tetrodeB8-O8 pins
VT117APentodeB8-O8 pins
VT120Acorn pentodeAcorn7AA7 pins
VT126BFullwave rectifierB8-O8 pins
VT127Beam tetrodeB8-MO8 pins
VT127ADouble diodeB55 pins
VT127ATX triodeNone6 pins
VT128Orbital beam hexodeNone12 pins
VT147HeptodeB8-O8 pins
VT148TetrodeB77 pins
VT158Zahl Tube (quad triode)NoneUnusual pinning
VT159Fullwave rectifierNot set4 pins
VT162Double diode pentodeUSM77 pins
VT179TetrodeB77 pins
VT180HF pentodeB8-O8 pins
VT202TriodeB7G7 pins
VT228Transmitting triodeNoneMultiple leads and pins
VT229Double triodeB8-O8 pins
VT232HF triodeB8-O8 pins
VT250PentodeB9G9 pins
VT287Dual transmitting beam tetrodeB8-O8 pins
VT501Beam tetrodeB8-O8 pins
VT501ARF beam tetrodeB8-O8 pins
VT510Transmitting beam tetrodeB9G9 pins
VU29RectifierGESScrew base
VU33DiodeB44 pins
VU39Fullwave rectifierB44 pins
VU39AFullwave rectifierB44 pins
VU71Fullwave rectifierB8-O8 pins
VU72Mercury vapour rectifierB44 pins
VU111Halfwave rectifierB44 pins
VU111SHalfwave rectifier (unknown)Not set4 pins
VU113RectifierB44 pins
VU120Halfwave rectifierB44 pins
VU120AHalfwave rectifierB44 pins
VU133Halfwave rectifierB44 pins
VU134Halfwave rectifierB44 pins
VU504Halfwave rectifierESScrew base
VU508Halfwave rectifierB55 pins
VW36TriodeB44 pins
VW48TetrodeB44 pins
VX370Voltage stabiliser (unknown)B8G8 pins
VX371Voltage stabiliser (unknown)B8G8 pins
VX3061Triode (unknown)NoneNo pins or leads
VX3192PentodeB7G7 pins
VX3353Pulse modulator tetrode (unknown)NoneNo pins or leads
VX6114Beam tetrodeB8-O8 pins
VX7112Double triodeB9A/F9 leads
VX7509PentodeB7G7 pins
VX8048PentodeB8-O8 pins
VX8121subminiature PentodeB8D8 leads
VX8123Subminiature diode pentodeB5B5 leads
VX8142Voltage referenceB7G/F7 leads
VX8156Triode (unknown)B8D/F8 leads
W9/2ETravelling wave tubeNot set9 pins
W30CatkinB77 pins
W42PentodeB77 pins
W77HF pentodeB7G7 pins
W1527Tuning indicatorB8-O8 pins
WX6WestectorNoneSolder tags
WX3506PentodeNone7 leads
X41Triode/hexodeB77 pins
X61MTriode/hexodeB8-O8 pins
X481DKlystronNoneNo pins or leads
XFR2subminiature HF pentodeB5G/F5 leads
XL81MagnetronNoneNo pins or leads
XP1.5TriodeNot set4 pins
XR1-12AThyratronNot setUnusual pinning
Y63Tuning indicatorB8-O8 pins
Y1169Eng sample - unknownNot setAwaiting classification
Z237/1KVReflex klystronB9A9 pins
Z319Secondary emission pentodeB9A9 pins
Z502MDisplay tubeB13B13 pins
Z803UTrigger tubeB9A9 pins
ZA2Acorn pentodeAcorn7AA7 pins
ZA9Unknown beam tetrodeB8-O8 pins
ZC/0096pentodeB8-MO8 pins
ZC/3596CRTB12D12 pins
ZM1020Display tubeB13B13 pins
ZZ1030Voltage regulatorB9A9 pins
ZZ1031Voltage regulator (unknown)B9A9 pins