Jed,
I use a 150W Crescend PA on my 444.5500 Amateur machine with very good results. It fried something about a year after we put it in service, and I took it back to Crescend. They repaired it under warranty for us. It's been back in service now for over 2 years with no issues. Mark - N9WYS ----- Original Message ----- From: Jed Barton Hey there, so it sounds like the tkr750 might be the way to go. I've heard the cresend stuff is awesome.