I have a couple of Polk Audio bookshelf speakers that I'm trying to use with a new Onkyo TX-SR504 receiver. When I try to play a DVD or a CD after a while the speakers cut out.
Onkyo tech support said either my speaker wire or my speakers have a short. After trying new speaker wire, and connecting the speakers individually, the sound still cuts off after anywhere from 10 to 30 minutes. So, I guess the speakers have shorted...
I'm not very savvy with...
A: Perhaps someone can correct me if I am wrong but although it is common to experience a short circuit in speaker wire it is not very common to have a short circuit in the speakers themselves. A short circuit occurs in an audio system when positive and negative charges meet, interrupting the way the current was supposed to flow and causing an undesirably high current flow from the amplifier. This usually happens when the positive and negative wires touch at either speaker or amplifier...
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This is usually the first place I check:
http://www.racksandstands.com/Speaker-Stands-C7.html