MCU Controlled Spot Welder

Description I always wanted a spot welder, so I decided to built one. I wanted to build a capacitance discharge one but I couldn’t afford for the capacitors at this time. So this is a controller for a dual pulse spot welder with some few extras: - It has a zero cross detector. You could power the transformer at zero cross or dim the transformer if you like - The transformer is triac controlled - It has an h ...

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