Hi. If that's ICOM's answer then why does the ICOM-756 series of radio manuals provide information on connecting to non-ICOM amps??? Ken **** When I talked to them they said, "Our transceivers are designed to operate with our amplifiers ONLY." **** __________________________________________________ Do You Yahoo!? Yahoo! - Official partner of 2002 FIFA World Cup http://fifaworldcup.yahoo.com