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» Vacuum tubes by types » Pentodes, Tetrodes » Variable-mu, Remote-cutoff pentode » 6K4 / 6SG7 HF pentode tube
6K4 / 6SG7 HF pentode tube
Manufacturer: Novosibirsk factory
6K4 / 6SG7 HF pentode tube
6K4 / 6SG7 HF pentode tube
$4.00/ea
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Average delivery time to United States is 16 days.
The 6K4 high-frequency pentode tube. Equivalent to the 6SG7.

  • Name: 6K4;
  • Type: HF pentode;
  • Application: HF voltage amplification;
  • Cathode type: oxide, indirect heating;
  • Envelope: metal;
  • Mass, g: 45;
  • Filament voltage, V: 6,3;
  • Filament current, A: 0,275-0,325;
  • Anode voltage, V: 250;
  • Anode current, A: 0,009-0,015;
  • Anode power, W: 3,3;
  • Grid1 voltage, V: minus 1;
  • Grid2 voltage, V: 125;
  • Steepness, mA/V: 3,8-5,6;
  • Microphnic noise, mV: 400;
  • Socket type: rsh5-1.
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