Vintage Onkyo M-504 /M-506SR / M-508 amp speakers protection relay.
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Recent Posts
- Case 234532. Marantz 2385 restoration after “full recap”.
- Case 346532. 02/12/24 Pioneer SX-780. Makes loud pop sound after turn on and relay clicks 2-3 times. Sound is ok.
- Case 4375644. Marantz 250 amp. No sound after 5-10 minutes.
- Case 567532. 03/01/2023 . Pioneer QX-9900 receiver . Right channel distorted like thunderstorm noise .
- Case 456723. 02/26/2023 Marantz 1060 amplifier. No sound on left channel.
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