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low level preamp

  1. Question about Sub Pre-Amp Outs off Head unit

    Technical & Advanced Car Audio Discussion
    I Came across a situation where I need to know basically where the left & right Channels are Combined/Mixed? So basically what i'm asking is, are Both Sub outs off the head unit Each Mono? Thanks for any help
  2. Low level output signal from head unit

    General Car Audio Discussion
    Hi all. I did a search on the topic and didn't turn anything up. I'm not asking about the difference between 2v and 4v output. My head unit (stock) does not have any amplified outputs since the system came with a stock amplifier in the trunk. The amplifier sucks. I'd like to install a new...