Off Center Fed (OCF) Antennas Aquarium Heater/Pump RFI Kits Store/RFI Solution Kits/Smart Home RFI Solutions/Aquarium Heater/Pump RFI KitsRefine by FiltersClear allFiltersClear allShow itemsShow itemsAquarium AC Filter for Heater, Water/Oxygen Pump RFIAquarium AC Filter for Heater, Water/Oxygen Pump RFISKU AACF-1.4$12.95 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,
