Thread: sound computer connection...ive tried everything.

Originally Posted by supralightning

Hey there, I have my computer in my trunk. running off an inverter. I grounded the inverter, computer, and motherboard. But im still hearing an alternator whine when i tune into the station i have set for my computer....If i unplug the sound wire from my comp, no noise....comp doesnt even need to be on...yyyyea suggestions, help, its annoying.

-J

Dc to dc best way to fix I cant really help you because it looks like you already did a search through this forum about noise and all i really know about it I read here

whoops double posted somehow

HI!
I think the noise may be coming for the inverter itself. Mine did that so I 86'd it. Try plugging the computer into house current and see what happens. Go get yourself a long extension cord.

Use high quality rca wires with good shielding and keep it far as far as possible from power cables.