Posted in DXZone - Ham Radio 3900 Club iz4wnp 30 Gennaio 2022 0 Likes 29 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 28 NT9K Bill 0 29 SZ2PRO Exemplary Ham Radio Club 0 34 K5WPH The Sun City ARC 0 31 TARA