Makita is a leading Japanese manufacturer of power tools, and they're often worth the extra money. However, you can't buy them at Harbor Freight.

Microcontroller(MCF5213CAF80) and FPGA based control system for pulsed MIG welding power source is presented, aiming at some of deficiencies in the control system based on analogous control technology ...

Among the different welding technologies, portable welding guns are one of the most critical devices in relation to human exposure to electromagnetic fields. This paper focuses on medium frequency (MF ...