VR107 / 10E/383 heptode frequency changer
 |
This valve measures 111x35mm overall and has a B7 base. |
| Heater voltage |
13V |
| Heater current |
150mA |
| Max anode voltage |
250V |
| Max screen voltage |
100V |
| Max oscillator anode voltage |
100V |
| Conversion conductance * |
550µmhos |
*: At Va=250, Vg3=100, Vg2=200, Vg4=-3.
| Pin |
Function |
| 1 |
Oscillator anode |
| 2 |
Oscillator grid |
| 3 |
Screen grids |
| 4 |
Heater |
| 5 |
Heater |
| 6 |
Cathode |
| 7 |
Anode |
| TC |
Signal grid |
|
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