High voltage multiplier - Cockroft Walton:
- 12 stage
- 30kv, 2.4nF capacitors
- 1A, 40kv diodes
Powered by a flyback transformer:
- 20kHz
- 30 turns primary coil
- 220v input using a 555 timer circuit and a power MOSFET: HGTG27N120BN.
Current is limited using resistors both to input and output.