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NR27A output triode
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This valve measures 110x42mm overall and has a B5 base |
| Heater voltage | 4V |
| Heater current | 1A |
| Max anode voltage | 200V |
| Amplification factor * | 9.5 |
| Mutual conductance * | 3.5mA/V |
| Anode impedance * | 2850 ohms |
| Capacitances |
| Max Ca-all | 7.5pF |
| Max Cag | 5.0pF |
*: At Va=100, Vg=0.
| Pin | Function |
| 1 | Anode |
| 2 | Grid |
| 3 | Heater |
| 4 | Heater |
| 5 | Cathode |
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