Rotary Spark Gap Tesla Coil
interactive design calculator — resonance, coupling & streamer length
My coil (30×140mm secondary)
Default mid-size coil (AC/variac)
Literature reference (Behrend)
DC PSU / CCPS example
Scope 1 — tank capacitor charge ramp
between successive RSG firings
Scope 2 — RF ring-down from a single firing
primary & secondary, each normalized to its own peak