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bjn · 08-31-2009, 06:33 PM

I think a battery can't be a good MMA welding source since the current isn't limited. I've read MMA welders need constant current while MIG/MAG welders need constant voltage. So, a battery may be a good MIG welding supply.

08-31-2009, 06:33 PM	#2 (permalink)
bjn EcoModding Lurker Join Date: Jul 2009 Location: Sweden Posts: 10 Thanks: 1 Thanked 0 Times in 0 Posts	I think a battery can't be a good MMA welding source since the current isn't limited. I've read MMA welders need constant current while MIG/MAG welders need constant voltage. So, a battery may be a good MIG welding supply.