Off Center Fed (OCF) Antennas +2FSB61-1/4, ID=1/4", RFI Range 200-2000 MHz, Bulk pack of 10Store/Ferrite Core Products/Mix 61/Snap On - Mix 61 - RFI Range 200-2000 MHzSKU FSB61-1/4-10$34.9510 $4.95Quantity:1 Add More Add to CartGo to CheckoutSave this product for later Favorite Favorited View FavoritesCustomer reviewsNo reviews yet. Only signed-in customers who bought this product can leave reviews. To leave a review, sign inShare this product with your friendsShareSharePin itFSB61-1/4, ID=1/4", RFI Range 200-2000 MHz, Bulk pack of 10Store/Ferrite Core Products/Mix 61/Snap On - Mix 61 - RFI Range 200-2000 MHzProduct DetailsInitial Permeability (@ 10KHz): 125Material: NiZnMax cable size - in/mm: .25/6.3OD (A) - in/mm: 1.22/14.3ID (B) - in/mm: .26/6.6Length (C) - in/mm: 1.55/39.4Z (ohms per bead - single turn 100 MHz): 230Z ohms (per bead - single turn 250 MHz): 355Z (ohms per bead - single turn 1000 MHz): 420Ferrite Snap On, ID = .26 in/6.6mm, Mix 61, Bulk pack of 10Show MoreOCF 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,