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  1. A

    General Help Question-12V Ballast

    So this is a pretty simple circuit, but would someone be able to explain it in a little greater detail? http://www.kinoflo.com/PDF/repair/6800042.pdf I just don't really understand how it is able to go from DC to AC. I mean, wouldn't the constant DC voltage across the inductive windings...
  2. A

    Help Troubleshooting Hum in Audio Circuit

    Hey Guys, Having an issue with a power circuit I built for some audio equipment. Essentially what the circuit does is take a 12V input, and converts it to 5V using a switching regulator to one output. The other output is just supposed to be a passthrough, whatever the input is, is what the...
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    PTC resettable fuse issue

    Hey guys, I am currently working on a project where I am using PTC resettable fuses as a way of cutting of current to an output. However, the lithium battery that I am using trips before my fuse and thus cuts off power to my entire box. I am using a fuse with a 2 amp hold current and 4 amp...
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