Finally , this DC supply is pulsed with additional power MOSFETs by the microcontroller to produce the final modified sine wave signal .
The output of the step - up transformers then gets filtered by capacitors to produce a high voltage DC supply .
This DC supply is pulsed with additional power MOSFETs by the microcontroller to produce the final modified sine wave signal .
The output of the step - up transformers then gets filtered by capacitors to produce a high voltage DC supply .