ELECTRICAL APPARATUS, NAMELY, MULTILAYER MICROWAVE CIRCUIT BOARDS; INTEGRATED MULTILAYER CIRCUIT MODULES; INTEGRATED MULTILAYER RADIO FREQUENCY MICROWAVE CIRCUIT MODULES; MIMICS, NAMELY, POWER AMPLIFIERS, MICROWAVE DIODES, MICROWAVE MIXERS, AND MICROWAVE ATTENUATORS; MICROWAVE DISCREET COMPONENTS, NAMELY, MICROWAVE MIXERS, MICROWAVE FILTERS, MICROWAVE DUPLEXERS, MICROWAVE COUPLERS, MICROWAVE POWER DIVIDERS, MICROWAVE PHASE SHIFTERS, MICROWAVE VECTOR MODULATORS AND MICROWAVE SEMICONDUCTORS; MULTILAYER MICROWAVE CIRCUIT BOARDS FOR USE IN BASE STATIONS FOR CELLULAR PHONE SERVICES, RADIO FREQUENCY SIGNAL DISTRIBUTION AND PROCESSING ANTENNAS, MICROWAVE AND MILLIMETER WAVE RADIO TRANSCEIVERS, SATELLITES AND SATELLITE GROUND TERMINAL TRANSCEIVERS AND IN DEFENSE COMMUNICATION HARDWARE; MICROWAVE COUPLERS