Off Center Fed (OCF) Antennas Antenna Rotor RFI Solutions Store/RFI Solution Kits/Radio Communication RFI Solutions/Antenna Rotor RFI SolutionsRefine by FiltersClear allFiltersClear allShow itemsShow itemsAntenna Rotor RFI Kit - fits all Wired Rotors up to 1/2" cable sizeAntenna Rotor RFI Kit - fits all Wired Rotors up to 1/2" cable sizeSKU RFI-Rotor$39.95 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,