6S52N, 6S52N-VTriodes, used as an power amplifier and oscillator.
Envelope: metal-ceramic sub miniature.
Mass 3 g.
General characteristics (by UH=6.3V, UA=120V, RK=130 Ohm):
| Type | 6S52N | 6S52N-V |
| Filament (heater) current, mA | 130±20 | 130±20 |
| Anode current, mA | 8±2,5 | 8±2,5 |
| Reverse grid current, mkA | £ 0,1 | £ 0,1 |
| Dissipate cathode-heater current, mkA | £ 20 | £ 20 |
| Mutual conductance, mA/V | ³ 7 | 10±2,5 |
| Gain coefficient | 64±20 | 60±15 |
| Input resistance (by f=60 MHz), KOhm | ³ 6 | ³ 6 |
| Equivalent noise resistance, Kohm | - | £ 0,4 |
| Vibration noise (by RA=2 KOhm), mV | £ 40 | £ 40 |
| Interelectrode capacitance, pF: input |
4,2±1,3 | 4,2±0,8 |
| output | 1,9±0,6 | 2,1±0,7 |
| transfer | £ 1,3 | 0,85±0,15 |
Limited operating values:
| Filament voltage | 5,7-7 V |
| Anode voltage | 120 V |
| Grid voltage | - 55 V |
| Cathode - heater voltage | 100 V |
| Cathode current | 15 mA |
| Anode dissipation | 1,2 W |
| Grid dissipation | 0,2 W |
| Resistance in grid circuit | 1 Mohm |
Operating enviromental conditions:
| Tipe | 6S52N | 6S52N-V |
| Acceleration of vibration loads, g | 2,5 | 15 |
| by frequencies, Hz | 10-150 | 5-5000 |
| Acceleration of multiple impacts, g | 35 | 150 |
| Acceleration of single impact, g | - | .1000 |
| Continious acceleration, g | - | 150 |
| Ambient temperature, °Ñ | -60 to +125 | -60 to +200 |
| Relative humidity at up to 40°C, % | 98 | 98 |