Ferrite Toroid/Ring Cores 50:600 ohm (12:1) Transformers Store/Antenna Products/CUBE Impedance Transformers (<1:1, 1:1, >1:1)/50:600 ohm (12:1) TransformersRefine by FiltersClear allFiltersClear allShow itemsShow itemsOn Sale50:600 ohm, (12:1) CUBE™ Balun/Unun, 1.8-31 MHz Balun/Unun, RX Only/1KW/2KW/3KW PEP, T2FD, Rhombic, End Fed, Flagpole50:600 ohm, (12:1) CUBE™ Balun/Unun, 1.8-31 MHz Balun/Unun, RX Only/1KW/2KW/3KW PEP, T2FD, Rhombic, End Fed, FlagpoleSKU CB-12-1000TSList price $139.95 Save 14%$119.95 Buy Now