|
Mullard CV4014 'reliable' HF
pentode
 |
This valve measures 53x17mm
overall and has a B7G base. |
The wire lead equivalent of
this valve is CV4002; the prototype is CV138;
see also CV2000 which is a modified version,
and CV4114 which is a CV4014 with gold plated
pins.
| Heater voltage |
6.3V |
| Heater current |
0.3A |
| Max heater to cathode
voltage |
+/-150V |
| Max anode voltage (Wa=3) |
300V |
| Max anode voltage (Ia=0) |
550V |
| Max anode dissipation |
3W |
| Max screen voltage (Wg2=0.9) |
300V |
| Max screen voltage (Ig2=0) |
450V |
| Max screen dissipation |
0.9W |
| Max bulb temperature |
200C |
| Max shock (short duration) |
500g |
| Max acceleration (continuous
operation) |
2.5g |
| Typical operating
conditions (Va=Vg2=250V; Vg1=-2V; Vg3=0) |
| Anode current |
10mA |
| Screen current |
2.5mA |
| Mutual conductance |
7.6mA/V |
| Inner amplification factor |
75 |
| Pin |
Function |
| 1 |
G1 |
| 2 |
Cathode |
| 3 |
Heater |
| 4 |
Heater |
| 5 |
Anode |
| 6 |
G3 + shield |
| 7 |
G2 |
|
