CV2179 low impedance pentode
 |
This valve measures 68x17mm and has a B7G base |
Prototype E2134
| Heater voltage | 6.3V | |
| Heater current | 0.635A | |
| Pentode connected | ||
| Max anode voltage (Ia=0) | 500V | |
| Max screen voltage | 300V | |
| Max anode dissipation | 9W | |
| Max screen dissipation | 3W | |
| Max heater-cathode voltage | 150V | |
| Mutual conductance |
(Va-Vg2=165V; Ia=55mA) | 9.5mA/V |
| Amplification factor | 220 | |
| Anode impedance | 23k ohm | |
| Triode connected | ||
| Max anode+screen voltage | 300V | |
| Max anode+screen dissipation | 12W | |
| Mutual conductance | (Va=Vg2=165V; Ia=65mA) | 12mA/V |
| Amplification factor | 10 | |
| Anode impedance | 835 ohm | |
| Capacitances (measured without close fitting metal shield) | ||
| C in (nom) | 10pF | |
| C out (nom) | 8.5pF | |
| Ca,g1 (max) | 0.5pF | |
| Pin | Function |
| 1 | Control grid |
| 2 | Cathode + suppressor grid |
| 3 | Heater |
| 4 | Heater |
| 5 | Anode |
| 6 | i/c |
| 7 | Screen grid |
