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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

subwoofer

  1. S

    Help requested to repair Class D Subwoofer amplifier

    Hi, I'm a mobile DJ and studied electronics 20 years ago, since that time I haven't done anything with it... I have a DB Technologies DVA S10 subwoofer. On my last gig it started to smell strange.... I decreased volume and had no choice to swith it off. Once at home I opened the enclosure and...
  2. N

    Sub Issue : Sub Low End Drops off and stays at a consistent low volume

    Been having a weird issue with my KRK 10 S subwoofer. Hopefully someone might be able to give some insight on what’s going on. So when I got my sub it worked great, low end sounded amazing but the issue I’m having is the low end drops off and stays at a consistently low volume even when I turn...
  3. S

    KRK 10s sub cutting out at a certain volume

    My KRK 10s subwoofer has a problem where at a certain volume/power draw it will make a small pop and cutout completely. Once the volume lowers down the speaker will com back and continue to work as usual as long as it's below the volume it cuts out at. This will consistently happen at (I think)...
  4. T

    12v circuit that stops power output when source power lost

    I'm looking for a circuit to install in my car from my battery to my subwoofer. When I turn on my car I get feedback for a few seconds. I've created a solution to this by installing a rocker switch inline with the power source cutting power to the subwoofer when I need to. I often forget to turn...
  5. budget minded

    12v bicycle trailer sound system details

    this isn't exactly an "automotive" etc. application, but it will be a 12 volt system, just lacking an alternator. there are a few issues i need to iron out though. it was originally supposed to be a 36v system, but that created a lot of problems eg. separate batteries for an EQ/crossover or...
  6. H

    sync bass with subwoofer

    Hello, I thing this is the right /r/ to ask this. I have a HTiB and I want to make 2 led strips with ~6 meters blink with bass. I have done some tests with my old subwoofer (logitech z5500) and I noticed that as the bass goes deeper, I got distorsions... I have read that we can use an amp to...

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