Okay folks, Just did a search on QRZ.COM The Answer is: <http://www.qrz.com/db/KC4USV> KC4USV On 12/21/2010 4:43 PM, jack m wrote: > Way back in the late '60s and early '70s when I used to run phone patches, I recall the call sign as KC4USN, as in US Navy. > > Jack W3RU