1976 Lincoln 225 stick Welder
New Fan
Both Ground and Positive with 27 feet cable
A new stick welder has aluminum with copper sprayed on the outside.
After a while the copper will start breaking off and you will get
ground bounce.
This older welder is solid copper. They still run great.
A new one runs $450 and up.
youtube videos https://youtu.be/u28KzlvhINI
and youtube https://youtu.be/cULAmzmLhac