Step by step how to make a 80/40m Fan Dipole with 1:1 Diamond BU-50A Balun. - YouTube
Fabio IZ7NLJ on Twitter: "3.5 and 7 MHz Dipole. Using coax traps and insulated wire this inverted dipole antenna by one single 50 ohm coaxcable. #hamr #hamradio https://t.co/s125pck202" / Twitter