NARCO

LOW FREQUENCY, VERY HIGH FREQUENCY, L-BAND FREQUENCY, AND AUDIO FREQUENCY COMMUNICATION AND NAVIGATION EQUIPMENT FOR AVIATION-NAMELY, RADIO TRANSMITTERS, RADIO RECEIVERS, RADIO TRANSCEIVERS, UNICOM TRANSCEIVERS, VHF RECEIVERS, VOR RECEIVERS, ADF RECEIVERS, GLIDE SLOPE RECEIVERS, MARKER BEACON RECEIVERS AND INDICATORS, OMNI CONVERTERS AND INDICATORS, LOCALIZER AND LOCALIZER-GLIDE SLOPE CONVERTERS AND INDICATORS, TRANSPONDERS, VHF ANTENNAS, BROAD BAND ANTENNAS, NAV ANTENNAS, MARKER BEACON ANTENNAS, GLIDE SLOPE ANTENNAS, AND ADF SENSE ANTENNAS, ELECTRONIC COUPLERS, ELECTRICAL SWITCHING APPARATUS, AND TONE FILTERS

LEFT-RIGHT INDICATORS, AMBIGUITY INDICATORS, OMNI RANGE MEASURING AND TESTING EQUIPMENT, DISTANCE MEASURING AND TESTING EQUIPMENT (DME), GROUND SPEED INDICATORS (GSI), AUTOMATIC DIRECTION FINDERS (ADF), AND TRANSPONDER TESTING AND MEASURING EQUIPMENT