Off Center Fed (OCF) Antennas NOISE FILTERS Store/Ham Radio Outlet Products/NOISE FILTERSCoax Noise Filter Manual Coax Common Mode Noise Test (pdf)Refine by Sort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow itemsCoax Common Mode Noise Filter - 1500 Watts, 1.8-60 MHz, -38 dB Common Mode Noise SuppressionCoax Common Mode Noise Filter - 1500 Watts, 1.8-60 MHz, -38 dB Common Mode Noise SuppressionSKU CMNF-1500HF$109.95 Buy NowOn SaleCoax Common Mode Noise Filter - 500 Watts PEP, 1-60 MHz, -38dB Common Mode Noise Suppression!Coax Common Mode Noise Filter - 500 Watts PEP, 1-60 MHz, -38dB Common Mode Noise Suppression!SKU CMNF-500-50List price $79.95 Save 13%$69.95 Buy NowCoax Common Mode Noise Filter - 5000 Watts, 1.8-60 MHz, up to -38dB Noise SuppressionCoax Common Mode Noise Filter - 5000 Watts, 1.8-60 MHz, up to -38dB Noise SuppressionSKU CMNF-5000HF$129.95 Buy NowNEWCoax Jumper Choke - LMR-400 - RFI Range: 3-65 MHz, -25 dB Common Mode Noise Reduction, 5 KW PEPCoax Jumper Choke - LMR-400 - RFI Range: 3-65 MHz, -25 dB Common Mode Noise Reduction, 5 KW PEPSKU JC-1-5000$59.95 Buy NowCoax Jumper Choke - RG-8X - RFI Range: 1.8-65 MHz, -30 dB Noise Reduction, 1.5KW PEP, Magnetic Loop, Antenna ChokeCoax Jumper Choke - RG-8X - RFI Range: 1.8-65 MHz, -30 dB Noise Reduction, 1.5KW PEP, Magnetic Loop, Antenna ChokeSKU JC-1-1500-3$29.95 Buy NowNEWSuper Choke - RFI Range: 1.8-54 MHz, -26 dB Common Mode Noise Reduction, 5 KW PEP, RG213/LMR400 - 3 inch ID RingSuper Choke - RFI Range: 1.8-54 MHz, -26 dB Common Mode Noise Reduction, 5 KW PEP, RG213/LMR400 - 3 inch ID RingSKU SC-1-5000$79.95 Buy NowWall Wart RFI Noise Filter Bulk Pack of 10 FiltersWall Wart RFI Noise Filter Bulk Pack of 10 FiltersSKU RFI-WW-10$29.95 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,