A

STEP-SERVO MOTORS AND CONTROLLERS THEREFOR, D.C. POWER SUPPLIES, STEP DETECTORS AND TRANSDUCERS, STEP-SERVO AUTOTRANSFORMER DRIVES, VALVE POSITIONERS, ATTENUATOR REMOTE CONTROLLERS, MAGNETRON CAVITY TUNING CONTROL SYSTEMS, AND GEAR MOTORS

DIGITAL COUNTERS, POTENTIOMETERS, PLOTTERS, INTEGRATED PLUG-IN MODULES FOR AUTOMATIC SYSTEM TESTING, DIGITAL-TO-ANALOG CONVERTERS, DIGITAL-TO-SYNCHRO AND SYNCHRO-TO-DIGITAL CONVERTERS, DIGITAL CAMERA CONTROLLERS, AND PULSE GENERATORS