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» Vacuum tubes by use » OTHER tubes » 6S31B-R (half of 6N30P-DR) hi-durable triode miniature tube
6S31B-R (half of 6N30P-DR) hi-durable triode miniature tube
Manufacturer: Novosibirsk factory
6S31B-R (half of 6N30P-DR) hi-durable triode miniature tube
6S31B-R (half of 6N30P-DR) hi-durable triode miniature tube
6S31B-R (half of 6N30P-DR) hi-durable triode miniature tube
$10.00/ea
Available quantity:
0 pc.
We accept payments by:
Average delivery time to United States is 19 days.

Perfect replace for 1/2 6N30P-DR or 6N30P-EV ( when Pa < 2.5W and Ua < 180V).

2 pcs of 6S31B-R tubes are near equivalent to 1 pcs of 6N30P-DR!

  • Name: 6S31B-R / 6С31Б-Р;
  • Type: triode, hi-durable;
  • Application: LF voltage amplification;
  • Cathode type: oxide, indirect heating;
  • Envelope: glass, miniature;
  • Mass, g: 4,5;
  • Filament voltage, V: 6,3;
  • Filament current, A: 0,2-0,24;
  • Anode voltage, V: 50;
  • Anode current, A: 0,03-0,05;
  • Anode power, W: 2,5;
  • Grid1 voltage, V: 0;
  • Steepness, mA/V: 13,0-24,0;
  • Reverse grid current, uA: 0,2;
  • Microphnic noise, mV: 15;
  • Gain: 12,0-22,0;
  • Socket type: flexible;
  • Lifetime: more 5000 hours.

    NEW, NOS and never used before!

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