PYE

FIXED, MOBILE AND PORTABLE RADIOTELEPHONE EQUIPMENT, BOTH REMOTE AND EXTENSION CONTROLLED-NAMELY, RADIO TELEPHONES, BASE STATIONS, TRANSMITTERS AND RECEIVERS FOR BOTH RADIO AND MICROWAVE FREQUENCIES, LINK TRANSMITTERS, LINK RECEIVERS, ANCILLARY EQUIPMENT FOR LINK USE, REMOTE CONTROL EOUIPMENT, AMPLIFIERS, CONVERTORS, POWER SUPPLY UNITS, LOUD HAILERS, BATTERY CHARGERS, UNIT CHARGERS, GENERATORS, RADIO CONCENTRATORS, MARKER BEACONS, SIGNALLING ADAPTOR PANELS, AUTOMATIC STATION SELECTORS, DATA MODEMS, ON-FREQUENCY REPEATERS, PAGING DEVICES, AND SELECTIVE CALLING DEVICES