My first spark gap Tesla.
.
Short video clips in operation
Video 1
  
Video 2

Video 3

Video 4

The coil needs further optimising. The safety spark gap across the caps may be too small. It is arcing too much. The capacitor bank is rated a 18Kv. Video 4, wider safety gap amd not arcing now. Still needs better tuning....  More later.....

Meantime
Here is "How Great Thou Art"
and "Silent Night" on my Theremin.



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