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Xiangsheng 708B Preamp/Headphone amplifier
Product Description:
This amplifier refer to Japan Wada Shigeho's Style improved Electric circuit , It is not only a pre-amplifier,but also a headphone amplifier.
1) Using 8mm thick aluminum alloy plating silver panel, the High Technology wrinkled sheet steel box section, the metal knob.
2)Unique tubes window, orange-red Background lamp.
3)High-grade RCA terminal with gold plating, Sturdy output terminal with gold plating, reducing the contact resistance
4)Power supply socket inserted into the three-line, easy upgrading power lines.
5) Taiwan-made W.L potentiometer for volume control, German red polypropylene capacitive coupling via mkp.
7) High Voltage part use tube for rectifying , two large importing reservoirs filter.
8)Adopt no negative feedback circuits form.
Main Parameter:
Power supply:AC 110V-240V AVAILABLE(50Hz -60Hz)
Tubes:6N3×1,6N11×2,6Z4×1,6N1×1
Input Impedance: 100Kohm
Signal to Noise Ratio: 89dB
Input Sensitivity: 500--2000mV
Total Hamonic Distortion: less than 1%(1KHz)
Frequeney responses: 20Hz-30KHz+/-1dB
Supply Votage: AC100V-AC240V available 60Hz/50Hz
Size: (WHD) 180×80×270mm
Net Weight: 3 kg
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