W3RTX is the amateur radio callsign belonging to Christiaan Conover.
W3RTX Blog

Christiaan has been a ham radio operator since August 5, 2005 after passing the Technician class test at the Boy Scout National Jamboree, and was issued the callsign KB3MMY. In November 2011 Christiaan changed his callsign to W3RTX.

Christiaan got his first radio in 2007, and was a member of the Falmouth Amateur Radio Association through 2009.

Christiaan lives in Annapolis, MD and is a member of the Anne Arundel Radio Club, and the American Radio Relay League.

Christiaan typically monitors the following repeaters:
W3CU: 146.805-, PL 107.2 (Millersville, MD)
W3VPR: 147.105+, PL 107.2 (Davidsonville, MD)

W3RTX Echolink node: 647512