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ka7300

  1. zig2zag

    KA 7300 resistor mismatches schematic

    Hi All, I embarked on restoring a garage sale (10$) ka7300 and this is my first ever posting. This puppy smells when plugged in and 1 weak channel and other is dead. Currently have power supply board out, replacing caps and diodes. Now looking at resistors. Issue 1:R1 has a 270 ohm (2...
  2. hhaammiisshh

    KA-7300 restore

    Picked up a KA-7300 and about to start cleaning and restoring. Unit is a Japanese model so branded Trio, runs on 110V and is missing the presence switch and DIN connector on the back. Also no A+B speaker select. Unit is in very good condition cosmetically and the inside is a little dusty. It...
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