On 12/11/2010 4:56 PM, Mike K2MK wrote: > My ANTIVOX was set at 20 for > the Proset so I began to crank it up. It's up to 80 now for the CM500 and > appears to have solved the problem. The mic in the CM500 is a VERY hot mic -- that is, a lot of level. You may need to reduce both mic gain and level. 73, Jim K9YC