TIME: 40–60 HOURS COST: $100–$200
The Six-Pack Tesla Coil
Build a classic spark-gap coil that can throw 15" arcs without pricey commercial caps.
Nikola Tesla’s inventions are all around us: radio, AC power, fluorescent lighting, and remote control are just a few. He was ahead of his time, and his work with high-frequency alternating currents has inspired engineers, scientists, inventors, artists, and ...
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