7018 will run on AC, but its aggravating. It sticks to the plate when starting especially with a buzz box. Not the best way to learn to stick weld. Good idea to use something easier until you get the hang of it. Then try the 7018.
Have fun and show us pictures of your welds.
2012 R1200R !
2000 R1100RT (parts for sale!), 1976 R75/6, 2014 Vulcan 900 Trike
There is a seat for everyone.