Posted in DXZone - Ham Radio 3900 Club iz4wnp 30 Gennaio 2022 0 Likes 14 Views The 3900 Club began in the 1960’s as a Sunday morning net of a dozen ham radio operators in, and around, the Sioux City, Iowa, area. The club was formally organized in September, 1969. Author: iz4wnp Website Related Articles 0 17 HADARS 0 14 Top Amateur Radio Websites – Issue 2420 0 18 South Lakeland Repeater Group 0 16 CT2GQV homebreing blog