9 Signal cables, namely, coaxial electrical signalling cables, cables for electrical or optical signal transmission and antennas; coaxial cables, cable assemblies being single or groups of coaxial cables arranged into a single unit, cable connectors, and electronic signal adaptors, the aforesaid being for use with both radio frequency (RF) and microwave frequency signals; microwave and radio frequency antennas; microwave frequency filters; lightning arresters, namely, microwave and radio frequency lightning protection devices; ethernet cables; fibre optic cables and connectors; communications cables, namely, coaxial cables, cables for electrical or optical signal transmission; electronic cables, namely, test cables for microwave and radio frequency; microwave cavity filters; antenna installation hardware, namely, specialised support hardware for installing and mounting antennas; coaxial cable field installation hardware, namely, specialised hardware for termination of coaxial cables and installing antennas