Nasty feedback through sub
I have a 2007 VW Rabbit with Alpine h/u 9886, Audio Bahn 1800×1 for my sub, Audio Bahn 600×4 on mids, Kicker power/audio wiring, My sub is an Alpine Type X 12, I have a power on relay for my fans and amps. THE PROBLEM - every time i shut the radio off i get a nasty bumble from the sub. I’ve tried us