By I5NZR Renzo (SK) This antenna made me know, IW5ARM Luigi Del Turco Rosselli of Pisa in the 70s. He used it in his country house in Fabbrica di Peccioli, making it rotate on itself with a series of references made from bicycle chains and gears to vary the polarization. 657 more words

Double Quad for VHF UHF by I5NZR — IW5EDI Simone – Ham-Radio