Amplifiers; [ Amplifiers for wireless communications; ] Antennas; [ Antennas for wireless communications apparatus; Broadband wireless equipment, namely, telecommunications base station equipment for cellular and fixed networking and communications applications; ] Coaxial cables; [ Distribution amplifiers for audio and video signals; Electric connectors; Electric couplings; ] Electrical cables; [ Electrical plugs and sockets; Electrical signal attenuators; Lightning conductors; Masts for wire...