ELECTRONIC TEST AND SERVICE EQUIPMENT NAMELY MULTITESTERS, OSCILLOSCOPES, ELECTRONIC COMPONENT ANALYZERS AND TESTERS, FLATBED RECORDERS, STRIP CHART RECORDERS, X-Y RECORDERS, CALIBRATORS, POWER SUPPLIES, POWER MONITORS, LINE CONDITIONERS, SATETY TESTERS, SIGNAL GENERATORS, TIMERS, COMMUNICATION DEVICE TESTERS, IC INSERTERS, DIGITAL LOGIC PROBES, LOGIC PULSERS AND SPECTRAL ANALYZERS; DATA PROCESSING COMPONENTS NAMELY INPUT/OUTPUT BOARDS, COMPUTERS, ARRAY PROCESSORS, INTERFACE BOARDS, MULTIPLEXERS, BUSES, MEMORY BOARDS, ANALOG TO DIGITAL CONVERTERS, DC CONVERTERS, DATA ACQUISITION MODULES FOR SIGNAL CONDITIONING AND DATA CONVERSION, PROCESS MONITORS, MODEMS, CABLES, CONNECTORS, LOCAL AREA NETWORK COMPONENTS, CHASSIS, DATA SWITCHES, PERSONAL COMPUTER SWITCHES, RACKMOUNT SWITCHES AND LINE DRIVERS; PROCESS CONTROL INSTRUMENTS AND SYSTEM INTEGRATORS INCLUDING DIGITAL INDICATORS, PANEL METERS, LOAD CELL DIGITIZERS, COMPARATORS, CONTROLLERS, TRANSMITTERS, SENSORS AND THERMOCOUPLES