6S2B, 6S2B-V
6C2b, 6C2b-B
General
Triodes, used as an HF power amplifier.
Envelope: subminiature glass.
Mass 4.5 g.
Lead diagram
General characteristics:
| Filament voltage, Volt | 6.3 |
| Anode voltage, Volt | 150 |
| Resistance in cathode circuit, Ohm | 100 |
| Filament (heater) current, mA | 250±25 |
| Anode current, mA | 11.5±4 |
| Reverse grid current, mkA | £0,2 |
| Dissipate cathode-heater current, mkA | £20 |
| Mutual conductance, mA/V | 9 to 14 |
| Gain coefficient | 50±12 |
| Equivalent noise resistance, Ohm | 400 to 900 |
| Vibration noise (at RA=2 kOhm), mV | £120 |
| Inter electrode capacitance, pF: | |
| input | 7.5±1.5 |
| output | 4.5±1.5 |
| transfer | £0.25 |
| Operation time of 6C2b, h | ³500 |
| Operation time of 6C2b-B, h | ³1000 |
Limited operating values:
| Filament voltage, V | 5.7—6.9 |
| Anode voltage, V | 250 |
| Grid voltage, V | - 50 |
| Cathode – heater voltage, V | 165 |
| Cathode current, mA | 40 |
| Anode dissipation, W | 2.5 |
| Resistance in grid circuit, MOhm | 1 |
Operating environmental conditions :
| Acceleration of vibration loads, g | 10 |
| at the frequencies, Hz | 5 to 2000 |
| Acceleration of multiple impacts, g | 150 |
| Acceleration of single impact, g | 500 |
| Continuos acceleration, g | 100 |
| Ambient temperature, °C | –60 to +200 |
| Relative humidity at up to 40°C, % | 98 |
Plate-grid and plate curves
 | |
| Plate curves | Plate-grid curves |