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3rd November 2010, 06:46 PM
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#1 |
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diyAudio Member
Join Date: Apr 2009
Location: Matera
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China preamp Xiang Sheng 768A
I'm looking for schematic diagram of Xiang Sheng 768A china preamp
This one Xiang Sheng "768A" Headphone + Pre Amplifier - 12AX7 + 6N3 + 6N11 + 6Z4 Tube Amp @ on9mart.com thanks! |
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4th November 2010, 02:29 PM
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#2 |
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diyAudio Member
Join Date: May 2007
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Some Chinese audio companies don't publish circuit diagrams. The good ones don't want their competitors to see them. The bad ones don't want their customers to see them.
There is a suggestion here that for another one of their products one of the valves is not actually in the circuit! |
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