Solid-State Tesla Coil
This solid-state Tesla coil (Fig. 10-1) is used as a spectacular display of lightning-like discharges for museums, attention-getting advertising, special events, and of course, high-voltage, high-frequency research. With the audio interface circuitry, a keyboard can be attached such that the electrical arc frequencies resonate as the notes of the keys being played, and you can actually play music right through these electrical arcs!
  Figure 10-1 Solid-state Tesla coil.
Solid-state Tesla coils have ...

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