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Nakamichi 582Z repair.

  • May 12, 2025
  • 1 min read

Another Nakamichi, this time 582Z-keep switching off+service...




 
 
 

SONY Walkman WM-DD11 repair.

  • May 12, 2025
  • 1 min read

SONY Walkman WM-DD11, problem very low sound-all smd electrolytic capacitors replaced, now sound loud and clear!



 
 
 

Yamaha M-4/C4 repair

  • Mar 31, 2025
  • 1 min read

Updated: Jul 27, 2025

Very nice set: Yamaha M-4 plus Control Amplifier C-4

Fault: Left channel overload also preamp needs service...



 
 
 
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