I have a Pioneer VSX-522 powering surround sound speakers that were built in to the walls of a house I bought. I added a Polk Audio PSW10 subwoofer. It is connected via a single line from the VSX ...
I've got an Onkyo TX-SR606 that produces subwoofer hum. I've tried two different subwoofers with the same results. I've purchased new cables to connect the subwoofer to the receiver with no change in ...