Need help with figuring out pre-out voltages.

Discussion in 'Car Audio Head Units' started by SoloX531, Jul 10, 2011.

  1. SoloX531

    SoloX531 Full Member

    I just went out and bought me a multimeter and i was wondering how i figure out my head units voltage so i can match it to the amp. like where do i put the probes and what do i set the DMM to?