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speaker relay

  1. H

    Yamaha A-1 speaker cut out

    My nearly perfectly restored Yamaha A-1 still randomly cuts out! Power stays on and no fuse blown or magic smoke and amp runs relatively cool. All caps have been replaced. Brand new Omron speaker relay replaced. Offset, idling, all very stable and correct from the service manual. Most of the...
    • Hifibythekg
    • Thread
    • a-1 cutout speaker relay yamaha yamaha a-1
    • Replies: 56
    • Forum: Yamaha
  2. EspenJ

    Sony 6800SD speaker relay intermittent fault

    Hi all. This is my first post on Audiokarma. I currently own a Sony 6800SD, wonderful piece of audio gear. I am experiencing some intermittent speaker relay fault. Some times the relay will click on and off making a "popping" sound in the speakers. Turning the receiver on and off can some...
  3. P

    Marantz 2220B Not starting up

    Hi AK friends! Hope you're well. This is my first post here. A friend brought in his Marantz 2220B which isn't switching to "active" mode anymore. I immediately suspected a bad speaker relay, but first checked voltages here & there + followed the adjustment procedures. Voltage of the PSU board...
  4. Corktowner

    JVC A-X9 Relay Opens after 45 minutes

    Hey Team JVC, The A-X9 I am working on has a problem - after 45 minutes or so of playing the speaker relay trips and the music stops. The relay stays open for about 10 seconds, then it closes again the the music will play for about 10 seconds. The DC Offset and Bias are both adjusted...
    • Corktowner
    • Thread
    • a-x9 jvc overheat protection speaker relay
    • Replies: 12
    • Forum: Solid State
  5. Isaac C.

    Lafayette LR-3500 DC Offset and Speaker Relay Question

    Hello everyone, I acquired a Lafayette LR-3500 back in February in working condition. Upon acquiring it, I performed some basic servicing. I created this thread in order to figure out how to adjust the bias and did so with success. This receiver does not have a dc offset adjustment but only...
    • Isaac C.
    • Thread
    • dc offset drift lafayette lafayette lr-3500 speaker protection relay transistor speaker relay
    • Replies: 1
    • Forum: Solid State
  6. S

    Lafayette LR-5555A DC at speaker output

    Hey all! My name is Sam, I'm from NYC and I have a computer repair business. Once in a while a friend will ask me to fix something cool and old, and I usually wind up on Audio Karma for some tips! So, first of all, thanks to everyone who contributes to this site! I have a Lafayette LR-5555A...
    • samuelcosmo
    • Thread
    • lafayette lafayette lr-5555a s80w sanken sanken s80w speaker relay
    • Replies: 6
    • Forum: Solid State
  7. c.coyle

    Hot speaker relay

    I have a Nikko TRM-750 integrated amp. There is a 560/2W (R761) resistor right next to the speaker relay that gets too hot to touch, and the relay itself ends up very warm, but not hot, after 30 minutes. It looks like this resistor brute force drops the B+ down to 24V for the coil. It is only...
  8. Meesterstech

    Speaker Relay - Technics SA5470

    Hello, I can't seem to find any information on the speaker relay (part# SSY21) for the Technics SA5470. Any information on the part or a good replacement would be greatly appreciated. Thanks, -Joey
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