Yes the Arc was harsh and the 250 was actually a step back for Miller from the MM200.. But..They wanted 2 variable control knobs thinking that is what people want. Anytime you add SCR's , In a Transformer format ( Variable volt controls ) you will have a harsh arc compared to the Tap set units. The MM20 is still the benchmark of the integrated mig units. It was just that good. However,, Now days you can get a MM200 quality or better unit for not much more than $1000. With a 5 yr Warranty 15' Tweco Gun, Spot, Stich, Burn Back, Dwell and Trigger Lock with a Better Feed System. Check out Thermal Arc 210.. 250 Amp. All the Craze out there. This is Hobart Mig Roots at its redefined best.. Check it out...