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What approaches to replacing / repairing an inductor
Thanks guys for the tips and the encouragement... Replacement wire is on its way but I will wait until it arrives before peeling off the old one. Perfect lockdown activity.
I'm kind of lost on why a power amplifier would have such a part. Is it a Class D power amp, or is it part of a Switch Mode Power Supply ? If the inductor smoked because of a shorted cap, did any other part of the amp fail ?
WARNING! Musical Instrument amplifiers contain lethal voltages and can retain them even when unplugged. Refer service to qualified personnel. REMEMBER: Everybody knows that smokin' ain't allowed in school !
loudthud, This is a stereo power amp from a Behringer Powered mixer model PMP6000 and I think the module appears in other models as well. Yes it is a class D stereo module. I obtained a replacement from Behringer for my repair but wondered if I could fix it up as a spare or for interest. Having replaced the cap I was pleased to find that it does work but I would not be happy with it being stable long term. Hence the inductor repair project.
I found a few videos of people re-winding them on you tube using a chopstick to hold the core but I need to use something a little bigger like a drumstick (not chicken though).
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