Category: High Voltage

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Antique Spark Gap

  • March 1, 2026
I was lucky enough to win this antique spark gap at an estate auction. Two iron spheres held by brass posts on a marble base.
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Stun Gun – version 2

  • February 14, 2026
Complete re-design for bigger, louder sparks. I traded the 9V alkaline battery for a rechargeable 18650 lithium cell. To keep it charged, there is a USB port and a lithium…
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Stun Gun – version 1

  • February 1, 2026
I made a stun gun. It’s a hot mess, but it does spark. Runs off a 9v alkaline battery, but I’m going to try lithium next time. Just ordered some…
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1930’s Tesla Coil

  • July 26, 2025
I found this early Welch Scientific Tesla Coil at an estate auction and did a light restoration on it. I intended to keep this one as a display in my…