CV807 power amplifier pentode
 |
This valve measures 53x17mm
overall and has a B7G base. |
| Filament voltage |
1.4/2.8V |
| Filament current |
200/100mA |
| Max anode voltage |
165V |
| Max screen voltage |
150V |
| Mutual conductance * |
2.0mA/V |
| Anode impedance * |
100k ohms |
| Max anode dissipation |
2.2W |
| Max screen dissipation |
1.0W |
| Max cathode current |
27mA |
| Capacitances |
| Cag max |
0.35pF |
| Cae |
4.2pF |
| Cge |
4.8pF |
*: At Va=150, Vg2=90, Vg1=-8.4.
| Pin |
Function |
| 1 |
Filament -ve ** |
| 2 |
Anode |
| 3 |
Screen grid |
| 4 |
Control grid |
| 5 |
Filament -ve, centre tap,
Suppressor grid ** |
| 6 |
Anode |
| 7 |
Filament +ve |
**: Pin 1 is filament -ve for
2.8V. For 1.4V, pin 5 is filament -ve and pins 1 and 7 are connected together. |
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