jsmiller58
Headphoneus Supremus
Thanks for the link. I am surprised that the solution would be on the audio output side - I would imagine the solution would be to filter out the noise on the power supply side…. Am I missing something?Ground loop issues are common when connecting a device to the car's 12V power and the aux input at the same time. A ground loop isolator may help: https://www.amazon.com/s?k=ground+loop+isolator+car+audio