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274B MARKII Tube 274B-TII 5U4G 5AR4 GZ34 5Z4P Audio Tube Amplifier(2pcs Matched Pair)
274B MARKII Tube 274B-TII 5U4G 5AR4 GZ34 5Z4P Audio Tube Amplifier(2pcs Matched Pair)
Preamps
Quantity
-
Detail
Preamps
Filament Heating
Voltage
If 2A
Extreme Rating
Anode reverse voltage peak 1550V
Anode current peak 750m
ARecommended working status:
Anode power supply voltage 2×500V
Impedance per arm 75
Load impedance 2000
Filter capacitor 4F
Rectification current 220mA -
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