Blog Archives

AC-225 Welder Amperage Control with SCRs

In an attempt to make my AC-225 decent at TIG welding, I added an amperage control circuit.  This allows me to plug in my homemade foot pedal and fine tune the arc as I’m welding.  Like most of my AC-225

Posted in Welding

Adding DINSE Style Quick Disconnects to Lincoln AC-225

I was inspired by Gregory Hildstrom to do some upgrades to my Lincoln AC-225.  The first is to add some quick disconnects to the front panel.

Posted in Welding

Lincoln AC-225 DC Conversion

Although it probably would have been cheaper in the long run to just buy an AC/DC stick welder, who doesn’t love a new project?  As in my first post about the welder, most of what I’m doing is following Gregory

Posted in Welding

AC-225 TIG Setup

Plans to add a TIG setup to my AC-225. DIY TIG foot pedal: https://www.youtube.com/watch?v=-P6w-tj8_Tk Plans for using a 240v – 12V transformer to insuate the foot pedal from the welder: https://www.hobartwelders.com/weldtalk/showthread.php?4089-Here-is-the-schematic-for-SCR-control-of-my-arc-welder&p=423414#post423414  

Posted in Welding