Having a problem with these particular amp design, amp was working fine and then no sound.
Audio driver board had a dry, soldered the dry and now I have - 58v on the speaker output. Removed the driver board and still have -58v on the output, all output fets and their drivers check out just fine
Audio driver board had a dry, soldered the dry and now I have - 58v on the speaker output. Removed the driver board and still have -58v on the output, all output fets and their drivers check out just fine
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On the low-side output FET, what's the DC voltage with the black probe on the source leg and the red on the gate leg?
Red on drain leg?
Red on drain leg?