Mike, Tim makes a good point. And hello Tim, long time no talkie. I ran mine on two 35 amp Astrons after adjusting their voltage. Not quite enough head room, but never pushed it hard and usually only at about 300W output. Worked fine. Give one a try. Jay/KM6VX Torrance, Ca. --- StripMime Report -- processed MIME parts --- multipart/alternative text/plain (text body -- kept) text/html ---