CV51 tuning indicator
 |
This valve measures 102x40mm overall and has an octal base with one pin omitted. |
The markings 48P51 appear on the side of the valve. The prototype for this valve is E1320.
| Heater voltage | 6.3V |
| Heater current | 0.3A |
| Max anode voltage | 250V |
| Max target voltage | 250V |
| Pin | Function |
| 1 | n/c |
| 2 | Heater |
| 3 | Anode |
| 4 | Target |
| 5 | Grid |
| 6 | no pin |
| 7 | Heater |
| 8 | Cathode |
