Поиск по тегу «spot welding»
Channel Page: http://www.youtube.com/user/mopatin/ Twitter: https://twitter.com/mopatin Google + : http://www.google.com/+mopatin How to build a Spot Welder with a microwave oven transformer. Never connect the transformer to the grid before removing the secondary coil, because it produces 2000 Volts at 500 mA, this is LETHAL. A secondary with more turns than primary rises...