25:1 to 81:1 Baluns/Ununs These baluns and ununs can be used for impedance matching and also as End Fed halfwave antenna matching transformers to 50 or 75 ohm coax cable. FB Mix 61 - RFI Range: 200-2000 MHz Store/Ferrite Core Products/All Slip On Ferrite Beads/FB Mix 61 - RFI Range: 200-2000 MHzRefine by Sort byWe recommendNewest arrivalsPrice: Low to HighPrice: High to LowName: A to ZName: Z to AFiltersClear allFiltersClear allShow itemsShow itemsFB102-61 - 1/2" ID, RFI Range 200-2000 MHzFB102-61 - 1/2" ID, RFI Range 200-2000 MHzSKU FB102-61-1$5.95 Buy NowFB56-61 - 1/4" ID, RFI Range 200-1000 MHzFB56-61 - 1/4" ID, RFI Range 200-1000 MHzSKU FB56-61-1$2.50 Buy Now