75 Ohm Flexible RG179 Coax Cable Single Shielded with Tan FEP Jacket RG179B/U is a RG179 coax cable that is flexible. RG179 flexible coax cable is 75 Ohm and has a PTFE dielectric. Our RG179 coax is constructed with a 0.1 jacket made of FEP. RG179 coax has a shield count of 1 and the maximum frequency for this cable is 3 GHz. RG179 coax cable has an attenuation at 1 GHz of 29.15 dB. RG179 coax cables are part of over 40, 000 RF, microwave and millimeter wave components. RG179 cables and our other RF parts are available for same day shipping worldwide. Custom RF cable assemblies using RG179 or other coax can be built and shipped same day as well.