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Supreme of a level voltage up to 12 v, according to experience General this chip powered does not over 5 v, along this article line Richard to has a only transistor Shang, a measurement found this only pipes Middle feet on to, around feet each is 12 v, carefully a see is a new of regulator devices, equivalent 7805, because above wrote with 52 a Word, trial 7805 substitution Hou, voice immediately normal has, so, voltage check method is amplifier maintenance work in the most common is most works of method, no is one of.sqdservice manual download site
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