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Thread: EMI and RFI inverter noise...

  1. #1
    Constant Bitrate leo_bergamo's Avatar
    Join Date
    Apr 2009
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    123

    Exclamation EMI and RFI inverter noise...


    Hello,

    I thought it would be nice to share this since it bugged the heck out of me. I am in the final stages if my vanputer project. One of the last hurdles is eliminating noise (RFI and EMI). I am no electroics expert but I did my homework. I eliminated about 99.9% of the noise generated by my inverter using a ferrite bead. I spent nothing on it and you probally have 20 or so in your house. I found mine on a old laptop power cord. I had to drill the ID out a little to accomodate two strands of 12AWG wire. I slipped it over the ground and positive wires of the inverter and vwalah virtually no noise present at all. A rule of thumb I have always lived by. If you can not make it then buy it. But in this instance I saved myself $20 on a GLI and did a little research and recomissioned some electronic componets found on dead electronics. I attached a picture of what a ferrite bead may look like.
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  2. #2
    Newbie
    Join Date
    May 2009
    Posts
    10
    you put the ferrite beads on the pos and neg wires from the battery to the inverter? or the inverter to the computer?

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