This part of IEC 61 1 96 applies to semi-flexible coaxial communication cables with polytetrafluoroethylene (PTFE) dielectric and tin soaked copper wire braid outer conductor. These cables are intended for use in microwave and wireless equipments or other signal transmission equipments or units at frequencies from 500 MHz up to 1 8 GHz. This document is read in conjunction with IEC 61 1 96-1 .