SHIPBOARD ELECTRONIC UNIT FOR CONNECTING SHIPBOARD SENSORS, NAMELY, SONAR OR RADAR OR OTHER FIRE CONTROL OR TARGETING DEVICES, TO THE SHIP'S WEAPONS SO AS TO PROVIDE DATA OR A CONTROL THERETO; AIRCRAFT MOUNTED ELECTRONIC UNITS OPERABLE TO COLLECT SIGNALS ON THE CHARACTERISTICS OF A SUBMARINE UNDER SURVEILLANCE AND TRANSMIT THOSE SIGNALS BACK TO A MOTHER SHIP FOR ANALYSIS AND FIRE CONTROL PURPOSES; COMPUTERIZED AIRBORNE FLIGHT PERFORMANCE MONITOR APPARATUS; AIRCRAFT MOUNTED ELECTRONIC APPARATUS, NAMELY, A COMBAT COMPUTER INTERFACE TO ENABLE COMPUTER AND CREW TO MONITOR ORDINANCE ACTIVITIES, OPERATION AND CONDITION THROUGHOUT THE AIRPLANE; MICROCOMPUTER CONTROL OPERABLE TO TUNE THE RADIO FREQUENCY ANTENNA COUPLERS WHICH COUPLE MULTIPLE SHIP RADIOS TO ONE OR MORE ANTENNAS; RADIO TELEMETRY APPARATUS OPERABLE TO COLLECT INFORMATION ON MISSILE FLIGHT AND PERFORMANCE FOR TRANSMISSION TO GROUND AUTHORITY; ELECTRONIC APPARATUS FOR ADAPTING AIRCRAFT RADIOS FOR USE ABOARD SHIP WHICH FORM AN ELECTRONIC PROTECTIVE COCOON AROUND THE AIRCRAFT RADIOS AND INTERCONNECTS AIRCRAFT RADIOS TO SHIPBOARD PARAMETERS FOR SUCH USES AS, SHIPBOARD POWER, COOLING SYSTEMS, AND ENVIRONMENTAL CONTROLS; PORTABLE ELECTRONIC TESTERS OPERABLE TO GROUND TEST THE VARIOUS AIRCRAFT FLIGHT UNITS FOR SUCH USES AS, THE AIRCRAFT AVIONIC UNITS AND THE AVIONIC ASW SUB-UNITS