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Junior Varsity
Multiple amps suddenly stopped working in stereo mode but still work in bridged
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<blockquote data-quote="Paul Lewendon" data-source="post: 216740" data-attributes="member: 13612"><p>There is a very slim possibility it's a dirty/oxidized switch, under the right circumstances I've had the switches on a few units fail repairing things. Especially if the switches in question haven't been used and then you started. </p><p>Kind of like with old amplifier balance pots, it's sitting in the exact same position for years, and then as soon as you move it off that spot, the crackling starts and you have troubles finding that "normal" spot again.</p><p>Try moving all the switches back and forth a bunch of times, if it's oxidized that can temporarily remedy it, the best is to use a switch cleaning spray that also lubricates. </p><p>Also a slim chance, did you happen to send any phantom voltage into the inputs ? </p><p>I don't know if it would matter to the amp, but if it was sensitive to the voltage sent to it, it could potentially damage multiple units at a time but just on the setting you were on on the amps. If one circuit didn't totally fail it could get intermittent.</p></blockquote><p></p>
[QUOTE="Paul Lewendon, post: 216740, member: 13612"] There is a very slim possibility it's a dirty/oxidized switch, under the right circumstances I've had the switches on a few units fail repairing things. Especially if the switches in question haven't been used and then you started. Kind of like with old amplifier balance pots, it's sitting in the exact same position for years, and then as soon as you move it off that spot, the crackling starts and you have troubles finding that "normal" spot again. Try moving all the switches back and forth a bunch of times, if it's oxidized that can temporarily remedy it, the best is to use a switch cleaning spray that also lubricates. Also a slim chance, did you happen to send any phantom voltage into the inputs ? I don't know if it would matter to the amp, but if it was sensitive to the voltage sent to it, it could potentially damage multiple units at a time but just on the setting you were on on the amps. If one circuit didn't totally fail it could get intermittent. [/QUOTE]
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Multiple amps suddenly stopped working in stereo mode but still work in bridged
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