Hello!
I need an advice.
I have broken d-class amp. It produces a noise (frequency near 5k). And coils in output filter becomes hot.
I disconnected preamp (all opamps). Noise is not stopped. All mosfets were desoldered and tested. They all are OK.
The amp is old.
Here is the schematic.
http://www.bassclub.ru/forum/attachment.php?attachmentid=10957&d=1268986195
Thanks!
I need an advice.
I have broken d-class amp. It produces a noise (frequency near 5k). And coils in output filter becomes hot.
I disconnected preamp (all opamps). Noise is not stopped. All mosfets were desoldered and tested. They all are OK.
The amp is old.
Here is the schematic.
http://www.bassclub.ru/forum/attachment.php?attachmentid=10957&d=1268986195
Thanks!
OK.Thanks! I will try to repair it later...If you don't find the fault, post a photo of the audio driver board.
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