... . This size is equivalent to Andrew 7/8" foam Heliax coaxial cable. Item No. LDF5-50A.Characteristic:Impendence----50ohmsMax ... @27.80mmOther detail technical data of the 7/8" feeder cable is available by request.In additional, other sizes ... cable is available: 1/4"s, 3/8"s, 3/8", 1/2"s, 1/2", 7/8"s, 7/8", 7/8" ... L, 1-1/4", 1-5/8". 7/8" Corrugated feeder cable ...