Home / WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
  • WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
  • WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
  • WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
  • WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)

WR2A3 Vacuum Tube Replaces 2A3 Series for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)

Preamps
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  • Detail

    Preamps
    WE300B and single screen 2A3 sound characteristics are perfectly combined
    WR2A3
    Filament Heating
    Output power....................2.5 V
    If ...............2.5A
    Static parameters
    Voltage input.................250V
    - Uh............ - 45V
    Ia........................60mA
    Gm................................................5.25 mA/V
    Li......................... 800
    u ........................4.2
    Pouting................................3.5W
    Restrict Rating
    Anode voltage... ...
    Anode power dissipation... ...
    Interelectrode capacitance
    Gate anode capacitance..................12PF
    Grid filament capacitance................6.8PF
    Anode filament capacitance..................3.2PF

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