D

DATA PROCESSING, DATA COMMUNICATION, DATA DISPLAY, AND DATA RECORDING EQUIPMENT, namely, DIGITAL PANEL METERS BEING ELECTRONIC INSTRUMENTS THAT DISPLAY AN INPUT SIGNAL, MULTI-CHIP, MULTI-CHANNEL DATA ACQUISITION DEVICES, ANALOG TO DIGITAL CONVERTERS, DIGITAL TO ANALOG CONVERTERS, POWER SUPPLIES, MULTIPLEXERS, SAMPLE AND HOLD AMPLIFIER DEVICES, SIGNAL CONDITIONERS, OPERATIONAL AMPLIFIERS, INSTRUMENTATION AMPLIFIERS, ELECTRONIC MAGNETIC INTERFERENCE (EMI) FILTERS, AND DC TO DC CONVERTERS