First licensed as KN3YWJ (Philadelphia PA) and K3YWJ. Member of Germantown Amateur Radio Club (K3YFD and K3MTK) and Central High Amateur Radio Club (807 Society). Operated from KA7CW from 1968-1970, with personal call KA7YW. Callsign changed to W9NQW in 1974 (Lafayette IN.) and then to K9ES. Relocated in Central Massachusetts, operating K9ES/1 from Worcester. Joined Yankee Clipped Contest Club (1978 - 1988). Relocated to Marlton NJ in 1988, joining Frankford Radio Club. Relocated to Indian Harbour Beach, FL in 1988. Moved to West Melbourne FL 2005. Member of Platinum Coast Amateur Radio Society, Florida Contest Group, Florida East Coast DX Club. Medically retired from Lockheed Martin Corporation 2011.