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how to tune my car audio system (JL audio subwoofers, and amp JVC Head Unit)?

i recently installed a system in my car. First one ever, so here i am asking questions :). I have a JL audio 250/1 amp, and 2 12' JL audio subs( not sure on model 12w1 maybe? they are grey) and a JVC KD-S36 Head unit. I want it to hit hard, without distortion. Ive played around with the head unit with limited success. Haven't touched the settings on the amp itself. Any tips?

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  • 1 decade ago
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    Are your speakers (not Subs) hooked to your head unit or to an amp? To set up your gains on your amp, it is not as scientific of a process as people would have you believe. Here is how....

    First, turn the gains all the way down on your amp.

    Next, put in your favorite cd. Not an mp3 but at least a good clean sounding, well produced cd.

    Turn the volume of your head unit up until there is distortion.

    Now, turn it down until the distortion is gone.

    Now, go to your gains on your amp and turn them up until there is a small amount of distortion. Now, turn the gains down slightly until the distortion is gone.

    Presto, you have maximized the useful wattage of your head unit to your amp.

    Setting the crossovers is a matter of preference to your ear. Tinker with them until they sound good to you. Been doing these things since back in the mid 1980s.

    good Luck!

    Source(s): Hey man, I am in reality. There are not alot of folks with your tools in their box. It's all about what you hear, not a high-tech rocket science.
  • 1 decade ago

    Bend Them Strings, do you know that distortion starts before the human ears can hear it? In your case your ears must be the best ears in the world. Now give it a break, and come back to reality.

    You should be using a voltmeter, they are relatively cheap in cost, around $30 at the most. That is what you use to set your gain, the gain is a voltage control not a volume control. Distortion starts well before our ears can pick it up, which is why a voltmeter is needed. Especially since the gain is to be set at the same voltage as the pre amp outs are. Not hard to do, rather easy. Then the rest of the settings are to your preference, just leave the bass boost off.

    For this to hit hard like your hoping it will, you will need a stronger amp and better subs to take the higher wattage.

  • 1 decade ago

    Simply saying "use a volt meter" without explaining how, is pretty bad news.

    Besides, a voltmeter doesn't detect distortion AT ALL. Trust you rears. Distortion, especially at levels below the human threshold, will not destroy a speaker. If distortion destroyed speakers, alot of rock bands would have to have acoustic concerts. ;)

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