9
Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
rf signal distribution equipment-namely, amplifiers, line extenders, taps, passives, modulators, demodulators, processors, addressable converters, and set-top converters; character generators; animated graphics generators; mds multipoint distribution system equipment-namely, down converters and combination antenna-down converters; home security products-namely, standby power supplies and 60/30 volt power supply; electrical apparatus and supplies-namely, impedence matching pads, terminations, fixed attenuator pads, coaxial switches, rotary attenuators and rocker switch attenuators; measuring; scientific and uhf-vhf-fm television testing appliances-namely, sweep signal generators, wide band generators, high power sweep generators, high frequency sweep generators, large screen oscilloscopes, frequency markers, external monitors, continuously variable attenuators, reflection coefficient or vswr coefficient bridges, vswr mismatches, vswr reflection coefficient bridge kits, rf detectors, electronic impedence plotters, and voltmeter-ohmeter combinations