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WR50 Vacuum Tube 1:1 WER50 RCA50 Suitable for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
WR50 Vacuum Tube 1:1 WER50 RCA50 Suitable for HiFi Audio Tube Amplifier kit DIY Matching Four-Way(1 pcs)
Preamps
Quantity
-
Detail
Preamps
parameter
Filament voltage: 7.9V
Filament current: 1.25A
Anode voltage: 350V
Gate voltage: -63V
Anode current: 45mA
Internal resistance: 4.1K
Magnification: 3.8
Output power: 2.4W -
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