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2026 NEW Shuguang Tube 274B(5U4G,5Z3P)Amplifier HIFI Audio Vacuum Tubes

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2026 NEW Shuguang Tube 274B(5U4G,5Z3P)Amplifier HIFI Audio Vacuum Tubes

the price is for one piece

Filament voltage
Uf…………………………………………………………….5         V

Current through the filament
If……………………………………………………………..2         A

Maximum allowable values
Peak reverse voltage at the anode………………………………1550        V
Peak current at the anode………………………………………750        mA

Recommended operating conditions
Voltage supplied to the anode…………………………………….2×500      V
Impedance of each arm ……………………………………………75         Ω
Load impedance……………………………………………2000        Ω
Filter capacitor………………………………………………4         μF
Rectified current ………………………………………….≧220       mA

Weight 0.22 lbs
Dimensions 7.2 × 6 × 7.8 in

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