Description
The 6S4P-DR tube – high-frequency high-durability low-noise triode. Designed to operate in the input stages of high-frequency amplifiers in circuits with a grounded cathode. Works in any position.
Base 9-pin.
D – tube with special durability
R – characterizing the increased reliability of the tube
- Stamp of technical control department of the manufacturer ” ОТК “
Technical specifications:
- Filament voltage: 6.3 ± 0.6V
- Filament current: 300 ± 25mA
- Anode voltage nominal: (constant) 150V
- Anode voltage limit: (constant) 160V
- Anode current: 16 ± 4mA
- Cathode current limit: 35mA
- Grid voltage limit: (constant) -100V
- Grid electronic current cutoff voltage: not more than -1.1V
- Reverse grid current: 0.3uA
- Power dissipated by the anode: limit 3W
- Slope: 19.5 ± 4.5mA/V
- Gain: 50 ± 15
- Equivalent tube noise resistance: 170Ohm
- Cathode resistance for automatic bias: 100Ohm
- Resistance in the grid circuit limit: 1MOhm
Minimum operating time – 10000 hours.
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