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CV4113 double triode

Size
This valve measures 52x19mm overall and has a B9A base. 

This is a gold-pinned version of the CV4003. Note the only markings on the valve is the handwritten CV4113 identification.

Heater voltage 12.6 / 6.3V
Heater current at 12.6V 150mA
Max anode voltage 330V
Max anode dissipation 3W
Max peak negative grid voltage -200V
Max negative grid voltage -55V
Max cathode current 20mA
Mutual conductance * 2.2mA/V
Amplification factor * 17
Anode impedance * 7700 ohms
Max heater cathode voltage 200V
Max bulb temperature 200C
Max shock (short duration) 500g
Max acceleration (continuous operation) 2.5g
Capacitances (unscreened)
Cag nom (each section) 1.5pF
Cin nom (each section) 1.6pF
Cout ' nom 0.5pF
Cout " nom 0.45pF


CV4113

Pin Function
1 Anode "
2 Grid "
3 Cathode "
4 Heater
5 Heater
6 Anode '
7 Grid '
8 Cathode '
9 Heater centre tap
Box

Donated by Mike Hiscocks

This file was last modified 15:01:12, Tuesday September 02, 2014