Recent content by Daruben

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    kWeld - "Next level" DIY battery spot welder

    If you are talking about using the supply to charge Kcaps or a supercapacitor, yes that would be ideal for testing different voltages as long as they can charge into a dead short (uncharged capacitor). Most lab power supplies cant supply the huge current alone, and require supercapacitors.
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    kWeld - "Next level" DIY battery spot welder

    I recommend you use the standard length cabling and AWG that comes with the Kweld. No longer. If your over current, lowering your kweld input voltage is the best choice. A 12v car battery or 3S lipo voltage should be plenty. Alternatively, but not the better choice, you can use a smaller wire...
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    kWeld - "Next level" DIY battery spot welder

    The electrode wires can be zip tied in parallel to cancel the magnetic field. Same with the battery wires. I don't think they need to be twisted since its DC. This reduces the back EMF. This is safe to do but is not necessary with a stock Kweld. Increasing the diameter of the wire will also...
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