Recent content by Briant8

  1. Briant8

    Carver M500t toasted r181

    Always a good idea!
  2. Briant8

    Carver M500t toasted r181

    Was considering doing a recap on it. But now considering sending for a Mkii conversion…
  3. Briant8

    Carver M500t toasted r181

    Great idea, thanks!
  4. Briant8

    Carver M500t toasted r181

    Calling any and all Carver gurus, There I was, just listening to some nice tunes with my Carver M500t and suddenly, burning smell, fuse blows, and silence… Crack her open and r181 is toasted. Nothing else looks affected (to the naked eye). I’ve done a fair bit of repair/ recapping, etc. but...
  5. Briant8

    Harman Kardon ST-7 strobe issue

    Thank you both, that was the issue. All is finally well in ST-7 land! Brian
  6. Briant8

    Harman Kardon ST-7 strobe issue

    Ohhhhh.... good thought! Let me look into how to check that. Thanks!
  7. Briant8

    Harman Kardon ST-7 strobe issue

    Hi All, So I just dove into my first ST-7, replaced tracking wheel, belts, DeOxit on pots, etc... After much frustration, cussing, cajoling and downright threatening (it never seemed to listen at all, btw) it’s up and running and sounding great. My issue is that the strobe speed is off. When...
  8. Briant8

    Identify the Yamaha Tweeter!

    Right!? It looks close to a few of them, but nothing matches, grrrrr....
  9. Briant8

    Identify the Yamaha Tweeter!

    Hi Collective! I found this stray singleton and can’t seem to find any info on it. Just wanted to know if it’s of enough consequence to repair or not. It’s a Yamaha 4563 tweeter. It looks to have a 1” beryllium diaphragm. Any thoughts as to what it belongs to? Thanks!
  10. Briant8

    Sansui QRX-7500 channel weirdness.

    Well, My buddy lost interest in deeper diagnostics, so I buttoned her back up, for now anyways. Thanks all for the help!
  11. Briant8

    Sansui QRX-7500 channel weirdness.

    Unfortunately not pieces of equipment in the arsenal just yet...
  12. Briant8

    Sansui QRX-7500 channel weirdness.

    Well, Made a bit of headway. Cleaned all 523 pots and switches again as well as the speaker clips, and managed to retrieved the rear left channel from the upside down. However, the right front is still missing in action :( Interestingly, I’m am now getting bleed-through sound on all 3 good...
  13. Briant8

    Sansui QRX-7500 channel weirdness.

    Ah, good to know. This one doesn’t have the pre-out/ amp in scheme or I would have tried the test the preamp/amp tactic. Or is there another way to test them independently?
  14. Briant8

    Sansui QRX-7500 channel weirdness.

    Yeah, tried that hoping to hear any scratchiness at all in any control. Wasn’t any evident, but I’m hitting them all again.
  15. Briant8

    Sansui QRX-7500 channel weirdness.

    Oh, and I did pull the lid off and clean the relay (it actually looked a lot nicer than some others I’ve been into) One thread I saw mentioned that the level set (4 banger) pot was bad. I did manage to extract it enough to clean it, but it is a mother to get to... I’ll check on the speaker...
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