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unanswered question...."cylindrical thing" there is an unanswered question in this thread about a "cylindrical thing" in the sub box....thats the power transformer. Its a toroidal type, hence cylindrical... Its a really heavy duty one, so Id be surprised if it ever went bad. The click you...

ada885 subwoofer amp repair notes I had one of these ada885 units that i bought from a hamfest a few yrs back....had no clue what it was all about, but it certainly is an interesting piece of stuff, so i bought it for the 10 or 15 bucks the guy was asking... several years (yes, years...its a...