Off Center Fed (OCF) Antennas DIY Ferrite Chokes Store/Antenna Products/Coax Feed Line Common Mode Chokes/DIY Ferrite ChokesRefine by Sort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow items50:50 ohm (1:1) Common Mode Choke HF Balun Kit - 1500 watt PEP, 1.8-31 MHz50:50 ohm (1:1) Common Mode Choke HF Balun Kit - 1500 watt PEP, 1.8-31 MHzSKU BA-1-1500$29.97 Buy NowEnd Fed Feed Line Choke for Non-Resonant and End Fed Half Wave AntennasEnd Fed Feed Line Choke for Non-Resonant and End Fed Half Wave AntennasSKU EFFLC-240$10.00 Buy NowOCF Antenna Feed Line Choke - RG8X - RFI Range: 1.8-61 MHzOCF Antenna Feed Line Choke - RG8X - RFI Range: 1.8-61 MHzSKU OCFFLC$27.95 Buy NowSimple Dipole Feed Line Choke - RG8X - RFI Range: 1-100 MHzSimple Dipole Feed Line Choke - RG8X - RFI Range: 1-100 MHzSKU SDFLC$10.00 Buy NowOn SaleSlip On Feed Line Common Mode Line Isolator - 1/2"/12.7mm coax cable, 1.8-300 MHzSlip On Feed Line Common Mode Line Isolator - 1/2"/12.7mm coax cable, 1.8-300 MHzSKU BA-8-5List price $49.95 Save 60%$19.95 Buy NowSnap On End Fed Feed Line Choke for Non-Resonant and End Fed Half Wave Antennas, RG8X, RG8, up to 38 dB common mode suppressionSnap On End Fed Feed Line Choke for Non-Resonant and End Fed Half Wave Antennas, RG8X, RG8, up to 38 dB common mode suppressionSKU SOFLC$19.50 Buy Now OCF antennas are very convenient as they will allow multiple bands of operation with a simple wire antenna which is fed off center with a 4:1 OCF Current balun with built in feed line choke,