MAXIMUM RATINGS (Each Section) |
Design Center Values |
| Zero Signal Plate Voltage |
|
550 volts |
| Plate Voltage |
|
300 volts |
| Plate Dissipation |
|
1.0 watt |
| Cathode Current |
|
8 mA |
| Grid Voltage |
|
-50 volts |
| Grid Voltage (Grid current = + 0.3 uA) |
|
-1.3 volts |
| Grid Resistance4
|
|
2 megohms |
| Heater to Cathode Voltage |
|
180 volts |
| Heater to Cathode Resistance |
|
20,000 ohms |
| Heater to Cathode Resistance5
|
|
150,000 ohms |
Typical Operating Conditions |
Class A Amplifier (Each Section) |
| Plate Voltage |
100 |
250 volts |
| Grid Voltage |
-1.0 |
-2.0 volts |
| Amplification Factor |
100 |
100 |
| Plate Resistance (approx.) |
80,000 |
62,500 ohms |
| Transconductance |
1250 |
1600 micromhos |
| Plate Current |
0.5 |
1.2 mA |
