This is a remake of the HF SSTC made by "Radu Motisan" and posted in the Pocket Magic website, where you can find in this link:
( https://www.pocketmagic.net/high-frequency-solid-state-tesla-coil-hf-sstc/ ).
Here i made basically the same thing, but i changed some parts and i made a very compact PCB with just THT components, you can order at JLCPCB or PCBWAY for very cheap and assemble very easi...
A modern take on the original Tesla Coil using electronic circuitry; this specific type is a Dual Resonance Solid State Tesla Coil. This is based on Steve Ward's original design at http://stevehv.4hv.org/SSTC5.htm and updated for modern and easily available components.