Home / 300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)
  • 300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)
  • 300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)
  • 300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)
  • 300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)

300B-L 300BL Tube Replaces 300B 300BN 300BT PX300B WE300B HiFi Audio Tube Amplifier DIY(4pcs Matched Quad)

Preamps
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  • Detail

    Preamps
    Extreme Rating
    Anode voltage... ...
    Anode dissipated power... ...
    Cathode current
    Self-bias voltage ................................. 100 mA
    Fixed bias voltage............70 mA
    Interelectrode capacitance
    Input capacitance ................................. 9pF
    Output capacitance................................4.3PF
    Inter-circuit capacitance................................................15PF
    Static parameter Ua.................................... 300V
    -Ug 60V
    Current 60 mA
    Voltage range 5.5 mA/V
    Ri0.7
    Potassium 3.85

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