XiangSheng 728A Vacuum Tube Pre-Amplifier Japan circuit black

Product Price: Starting at: $229.77 USD

  • Product Model: Model: MUIA983351
  • Product Weight: Shipping Weight: 10.5kg
  • Product Quantity: 3 Units in Stock

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XiangSheng 728A Vacuum Tube Pre-Amplifier Shigeru Wada Japan Electrical circuit preamp Black version
100% Brand New

We only have one Open Box XIANGSHENG 728A Black version with tone in USA. Opened box&Ship to USA only(returned goods checked like new) is only for Vacuum Tube: (Shugang 12AT7×2 +12AU7×2) + (6U4 Made in Russia) and Output level: 2 group High output can play Dual power amp and no remote


All items guaranteed 100% BRAND NEW in the original edition Box.



Product Description:

The pre-amplifier improved based on famous Wada Shigeho's Style Electric circuit,which was
Introduced by Wada Shigeho in the early 1960s and gave an excellent performance.
Regarding the Wada Shigeho's Style Electric circuit, it not only still keep the good
features of Marantz7, meanwhile it have superrior features in Dynamic, High/lLow Frequency
Response, Resolution and Signal to Noise Ratio as compared to Marantz7. But apart from
above features, it’s also not inferior to Marantz7 in Sound stage and airy feeling.
Adopt 4pcs paper in oil capacitors and German WIMA capacitors for coupling effect, make the
sound warm and delicate.


Input Impedance:100K
Output Impedance:600 ohm
Total Hamonic Distortion: less than 0.01%
Frequeney Responses: 10Hz-30KHz
Signal to Noise Ratio: 90dB
Input Jack: 4 groups
Output Jack:2 groups
Input Power Voltage: AC 100V to 240V 60Hz/50Hz (100V, 110V ,120V,230V,240V,version will take 3-14 work days to order). 220v is in stock.
Size: 430mm(Width )×90mm(Height )×290mm(Depth )
Vacuum tubes: 12AT7×2、12AU7×2、6Z4×2
Working environment: Temperature:5℃―40℃
Weight:about 8.5 Kg
Gross weight: 9.5kg

This product was added to our catalog on Friday 26 December, 2014.