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Subwoofer fault

Discussion in 'Car Audio' started by Leebo, Feb 17, 2009.

  1. Leebo

    Leebo New Member

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    hey guys and girls i have a question about my sub woofer, this may be something you have had happen or know what to do.

    Every time i turn on my head unit to listen to music my subs go THUMP!!
    and i have tried quickly turning down the volume but it still does it.

    does anyone know what i may need to do like a capacitor or resistor to absorb that unwanted surge of power or something.

    if anyone knows what to do that would be great thanks guys.
     
  2. holdenboy

    holdenboy Custom Car Stereo Systems

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    You'll have to give us more info on the system, what components etc.

    Could be a few things, is the remote wire for the amp connected to the remote (blue wire) on the head-unit?
     
  3. SMIT

    SMIT Donating Member

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    This problem is usually caused by the amps turning on before the h/u, this can usually be fixed by the following solutions:

    1. Put a switch inline of the remote wire (blue blue/white) so that you can manually turn on the amps each time

    2. Get a decent h/u that does this automatically, it doesnt turn on the amp for about a second after the h/u has turned on. (all alpine h/u's iv'e owned have done this)

    3. Go to jaycar and get kit that does it, its around $15 and goes inline teh remote wire and just holds of the power for a couple seconds and is adjustable which is always good..


    Anyone of these should fix you problem.

    cheers,
    smit
     
  4. trentvy

    trentvy Dodges raindrops

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    go with number 1 or 3 your right its just a surge of current just get a switch and it should be fine.
     
  5. Leebo

    Leebo New Member

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    yeah okay these are all good solutions guys thanks alot.
    by the way I'll be honest about the info on my equipment it's all beginner stuff the cheapest of everything. Jenson touchscreen head unit the amp is us audio mono 800wpeak running into 2x100wpeak us audio 12" bridged subs.

    that's for the info on the equiptment but I'm in Victoria and kinbike_rider did you say Jcar as in the place in ringwood with the gold VT that sits on the ground out front?
     
  6. SMIT

    SMIT Donating Member

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  7. Leebo

    Leebo New Member

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    yeah cool I'll go up there when i get a minute it's like 20mins away from me which is handy thanks for that
     

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