Marantz Model 500 Power Amp

Mark R

New Member
Jul 31, 2023
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Anyone know someone who has repair experience with the Model 500 Marantz? Specifically the driver board and problems with DC Off Set. I have the test equipment but have not been able to find the high reading of 1.236Mv across my 8 ohm load test resistors. Anyone who can help ...I'd appreciate it.

Thanks: Mark R
 
Chris Bridge (Anatech on diyAudio) has extensively fixed at least one of those.

He's located in Ontario, Canada.
 
Anyone know someone who has repair experience with the Model 500 Marantz? Specifically the driver board and problems with DC Off Set. I have the test equipment but have not been able to find the high reading of 1.236Mv across my 8 ohm load test resistors. Anyone who can help ...I'd appreciate it.

Thanks: Mark R
Done. Fixed.
 

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