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sa-7800

  1. P

    Pioneer SA-7800 Recap Question

    I just picked up a Pioneer SA-7800 to restore as a summer project. The phono section is having some issues. But, I am learning that this seems to be a common issue and I am lucky there is a lot of information out there to help guide me when fixing this. The main reason for my post is a question...
  2. E

    SA-7800 C18/Q24 question

    Hi guys, I bought the pretty faulty SA-7800 (looked nice but it was burnt a lot inside) couple years ago. ONLY because of your knowledge and experience which I found in the forums I was able to repair it during last two months. (Replaced all power transistors, Q6 in the phono part, bad trimmer...
  3. Rik Abel

    Pioneer SA-7800 just went quiet

    Hi guys, I bought a beautiful SA-7800 last night. It worked great for an hour but then I accidentally jogged the turntable (Technics SL-19 if that matters) skipping the needle and the amp went quiet. Couple seconds later I saw an orange flash and fade in what seemed to be the back left corner...
  4. B

    Help Needed With Pioneer SA-7800 Repair

    Hi all, I'm fairly new to this, but I'm working on repairing a Pioneer SA-7800 that I picked up a few months ago. There was a problem with the power amp board (some resistors had badly burned up) that the previous owner had tried to repair. To make a long story short, I rebuilt the power amp...
  5. camgilbert

    SA-7800 Idle current one channel 400mv

    Hello all, Iv'e just started working on a Pioneer SA-7800 which I acquired. Generally the unit is very clean and fires up ok. I did need to replace the power lamp but that's about it so far. When checking the idle current as per the service manual I started with the right channel which I...
  6. monster pioneer

    monster pioneer

    pioneer sx-1050 and sa-7800
    • amilehi
    • Media item
    • and pioneer sa-7800 sx-1050
    • Comments: 0
    • Category: Pioneer Gallery
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