2:1 Baluns/Ununs +2UHF Female to BNC Male - PL-259 to BNC Adapter - ElecraftStore/Antenna Products/Antenna Hardware, Coax, Wire, ConnectorsSKU UHFFBNCM$3.95Quantity:1 Add More Add to CartGo to CheckoutSave this product for later Favorite Favorited View FavoritesShare this product with your friendsShareSharePin itUHF Female to BNC Male - PL-259 to BNC Adapter - ElecraftStore/Antenna Products/Antenna Hardware, Coax, Wire, ConnectorsProduct DetailsMPN: UHFMBNCF2:1 (100:50) Baluns are useful between 50 ohm coax and 100 ohm balanced lines for loops, cubical quads, log periodics and other antennas where the impedance at the end of the feedline is 100 ohms (1/2 wavelength feedline).