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Thread: popping noise

  1. #1
    Newbie tooby's Avatar
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    popping noise

    ok, i know this question has probably been addressed all over the place, but since I was having problems finding answers related directly to this I figured i'd ask.

    firstly, I have a EN12000EG
    A Silverstone USB soundcard
    and an M2-ATX PSU
    as well as a VOOMPC enclosure

    I am getting a popping noise in all audio coming out of my carputer, I know it is directly related to the carputer and not any amp because when I play the radio (not connected to the carputer) I do not get any sort of a popping noise.

    this is a pretty regular popping / snapping noise, and being an audiophile (which is the reason I went for a 3.1V preout with the SS) it sounds absolutely terrible. I have seen other people who have changed things in the BIOS to elminate this but this isnt necessarily a viable option, seeing as how the bios on that mobo is really......dumb.

    I also have already tried a temporary grounding of the outside chassis of the case, didnt help at all, but then again, it wasnt a permanent type of grounding, just me touching a bare wire to the case, and the other end of it to a ground.

    Any and all help is greatly appreciated, because i've spent around 1400 or so on this system and I cant stand the sound it is making. So thanks again, and if you have any other questions about my system specifics go ahead and ask

  2. #2
    MySQL Error scott_fx's Avatar
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    unplug all of your other usb devices (yes even the touchscreen) and see if it is still happening
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  3. #3
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    I had this problem too..

    What i found is that my power cables and audio out cables were too close together. The trick is to keep the Audio cables as far away from the power cables as possible.

    What was causing it is the fact that currents running through cables can actually jump from one to the other (especially if there is thin insulation). So your problem might be that the cables are too close and the power is jumping to ur audio and screwing it up (NO u cant SEE it).. But yeh.. move them apart as far as possible. If they are apart, i dont know, but thats what was wrong with mine.

  4. #4
    Newbie tooby's Avatar
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    holy damn i hope thats not it, cause they are run together for a pretty way, and would be a ***** to move them apart. Though I wouldnt think that this would be it, because I did pay a little extra for some nicer cables

  5. #5
    Newbie tooby's Avatar
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    something I definetely didnt think about, I'll try it for sure

    I'm also going to try changing some settings on the computer as well as changing an irq for a dac (dont know what it means yet but i intend to find out and do it, haha)

    I'm gonna try all of these things out, and if those 3 things dont work, I might have to try what that other guy said an make sure the power and RCA cables arent run near each other, though of course I'm gonna try for an easier fix first

  6. #6
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    don't you also have noise while starting windows ?

    as you'r running an usb soundcard..

  7. #7
    FLAC
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    Quote Originally Posted by tooby View Post
    something I definetely didnt think about, I'll try it for sure

    I'm also going to try changing some settings on the computer as well as changing an irq for a dac (dont know what it means yet but i intend to find out and do it, haha)

    I'm gonna try all of these things out, and if those 3 things dont work, I might have to try what that other guy said an make sure the power and RCA cables arent run near each other, though of course I'm gonna try for an easier fix first
    Power next to RCAs is a BAD thing regardless of the quality of wire. You need to do it right the first time when trouble shooting. Do you have alternator whine as well?

  8. #8
    Newbie tooby's Avatar
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    Quote Originally Posted by ThE_KiLLeR View Post
    don't you also have noise while starting windows ?

    as you'r running an usb soundcard..

    I have actually never noticed any noise while starting windows, no, besides the normal ones that is, when the thing isnt supposed to be making any noise, i'm not getting any noise, even the cracking popping sound

  9. #9
    FLAC
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    no noise while the car is running? Nothing that changes pitch with the rpms of the car?

  10. #10
    Newbie tooby's Avatar
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    Quote Originally Posted by Will Albers View Post
    no noise while the car is running? Nothing that changes pitch with the rpms of the car?
    no, no pitch change at all, no matter how high i rev the engine

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