VA

ELECTRICAL APPARATUS MACHINES AND SUPPLIES-NAMELY, MICROWAVE AND RADIO FREQUENCY AMPLIFIERS, FILTERS, MIXERS, MODULATORS, OSCILLATORS, TRANSMITTERS, RECEIVERS AND TUBES; MICROWAVE DUPLEXERS, DETECTORS, NOISE GENERATORS, ISOLATORS AND PRESSURIZED GUIDES; ELECTRIC ATTENUATORS, CAPACITORS, COILS, SOLENOIDS, SWITCHES, AND COUPLERS; POWER SUPPLIES, REGULATORS, RECTIFIERS AND DIVIDERS; FREQUENCY MULTIPLIERS, DIPLEXERS AND STABILIZERS; [ TELEVISION ] TRANSMITTERS [ AND RECEIVERS ] , DIODES, ATMOSPHERE AND VACUUM FURNACES, AND ELECTRONIC IONGETTER VACUUM PUMPS; AND ELECTRO, PERMANENT AND CRYOGENIC MAGNETS AND MAGNETIC FIELD REGULATORS