Hi Tony, I assume that you have the Field connected to the PW1 Exciter 2 input (including ALC) pending replacement of the broken ALC 1 pot. The ALC must be properly connected and calibrated for safe operation of the PW1. Hi Harry! Cheers for now, 73, Adam VA7OJ/AB4OJ Scanned for viruses by Blue Coat http://www.WinProxy.com/