The Story of Alternating Current Arc Welding
Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with AC machines at the time.
Demonstrates the differences between alternating current and direct current arc welding processes, and in particular the finer control available with AC machines at the time.
![Panorama des rives du Nil, [I]](https://image.tmdb.org/t/p/w500//4BwIzbRxNW1sPmSahjIAeuySsBo.jpg)
