GS-AUDIO R8  HIFI 4*KT88 Vacuum tube Amplifier Push-pull Amp With Remote
GS-AUDIO R8  HIFI 4*KT88 Vacuum tube Amplifier Push-pull Amp With Remote

GS-AUDIO R8 HIFI 4*KT88 Vacuum tube Amplifier Push-pull Amp With Remote

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Model: GS-AUDIO R8 KT88
$965.99USD $925.99USD

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Shipping Weight: 30Kg 10 Units in Stock
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This machine features:
1. Pure tube machine, hand-made, using scaffolding
2. Use a special square power transformer
3. The output transformer uses two high-quality wide-band EI output transformers
4. Power supply amplification and push stage use 6SN7 as power supply filter power supply
5. The voltage amplification stage and the push stage use the paired 6SL7*2 and 6SN7*2 tubes respectively.
6. The rear stage uses 4*KT88/6550/EL34 tubes for Class AB single-ended power amplification.
7. Provide triode and ultra-linear selection function
8. External independent BIAS ADJ current display
9. External EL34/KT88 tube selection
10. Infrared remote control
11. Silver plated signal leads
12. With pure post-level function, can be connected to independent preamplifier signal input
13. Power on mute delay function (30 seconds)
14. Select Japan ALPS high-end motor potentiometer
15. Tube protection cover

Technical Parameters:
1. Rated output power:
25W + 25W (RMS three-stage working state) KT88
45W + 45W (RMS super linear working condition) KT88
25W + 25W (RMS tertiary tube working state) EL34
40W + 40W (RMS super linear operation) EL34
2. Frequency response: 10Hz~10kHz (± 0.5db)
3. Total harmonic distortion: 1% (1kHz)
4. Signal to noise ratio: 91db
5. Input sensitivity: 380mv (combined input) 820mv (pure final input)
6. Input impedance: 100KΩ
7. Output impedance: 4Ω, 8Ω
8. Voltage: ~230 ± 5% (50Hz) ~115 ± 5% (60Hz)
9. Tube: 6SL7*3 6SN7*2 KT88*4/EL34*4/6500*4
10. Weight: 30kg
11. Power consumption: 310W