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au 719

  1. SansuiJavier

    background noise in Sansui AU 719

    Hello everyone, I would appreciate your help: I have recap my AU 719, all the electrolytic capacitors (except the big ones 12000/63), black flags, components damaged by the glue and zener diodes. No transistor changed at the moment. I tried it and it comes out protection, I adjusted the bias and...
    • SansuiJavier
    • Thread
    • au 719 au 719 resistor au 719recap problems au-719 sansui sansui 719 sansui 719 hot resistors sansui 719 hum sansui 719 noise
    • Replies: 9
    • Forum: Exclusively Sansui
  2. SansuiJavier

    Strange capacitor Sansui AU-719 Power Supply

    Hello everyone, I have started to restore a beautiful sansui AU-719, and it seems that someone repaired it without much care. On board F-3101 there is connected a 1000 uF / 50 volts capacitor. Does anyone know why it is there and what function can it have? The C-615 was replaced by a 220 / 63v...
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