Cable broadcast transmission machines and apparatus; Cables and fibres for the transmission of sounds and images; Cables for electrical and optical signal transmission systems; Cables for electrical or optical signal transmission; Cables for optical signal transmission; Cables for the transmission of sounds and images; Computer apparatus, namely, a converter that superimposes an Ethernet signal on an existing cable; Data cables; Data synchronization cables; Electronic and optical communications instruments and components, namely, cable television transmitters; Electronic equipment, namely, transformers, baluns, and cables, all used in connection with computers, computer peripheral devices, televisions, audio-video equipment, closed-circuit TV equipment and telecommunication equipment; Electronic interconnecters for audio and video signals; Electronic test and measurement devices for use in the fields of networks and telecommunications, namely, instrumentation used to test and certify new and existing data and voice communication cable and coaxial cable; Ethernet cables; Fiber optic cables; Fibre optic cables; Fibre-optic cables; Home networking modules comprising electronic components being electric cabling panels, voice and data boards, video splitters and associated wiring; Metal cabinets specially adapted to protect telecommunications equipment in the nature of fiber optic cables; Optical cables; Optical fiber cables; Optical fibers sold as a component of fiber optical cables; Optical signaling cables; Protective sheaths for fiber optical cables; Structured cabling systems comprised of telecommunications cables and hardware; Telecommunication cables; Telecommunications cables