Common Mode Noise Filter – Coax Mix 61 Store / Mix 61 Ring - Mix 61 RFI Range: 200-2000 MHz Ring - Mix 61 RFI Range: 200-2000 MHz Snap On - Mix 61 - RFI Range 200-2000 MHz Snap On - Mix 61 - RFI Range 200-2000 MHz Slip On - Mix 61 - RFI Range 20-2000 MHz Slip On - Mix 61 - RFI Range 20-2000 MHz Featured Products Ferrite Sampler Pack, Mix 61, RFI Range 200-2000 MHz - 10 filters - 1.4" ID Ring, Snap on 1/4, 1/2, 3/4 Slip On 1/2 Ferrite Sampler Pack, Mix 61, RFI Range 200-2000 MHz - 10 filters - 1.4" ID Ring, Snap on 1/4, 1/2, 3/4 Slip On 1/2 SKU FSP-61-10 $89.95 Buy Now Typical user comment: The filter was quite effective. Was surprised that it actually reduced the noise level more than the signal so S+N/N improved by 1.9 S units. Bill