Off Center Fed (OCF) Antennas Touch Lamp RFI Kit Store/RFI Solution Kits/Smart Home RFI Solutions/Touch Lamp RFI KitRefine by FiltersClear allFiltersClear allShow itemsShow itemsAC Cable Noise Filter for Standard 120VAC Plugs - 1.4" IDAC Cable Noise Filter for Standard 120VAC Plugs - 1.4" IDSKU ACCF-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,