9 Electronic downloadable publications in the nature of booklets, pamphlets and brochures featuring technical standards and specifications relating to avionics and aeronautics; Image projection systems comprised of video projectors and computer hardware in the nature of graphic image generators for use in flight and air combat simulation; electronic equipment in the field of aviation including aircraft cabin service systems, namely, video modulators, video tape recorders, media file servers, Ethernet hubs, passenger entertainment system controllers, namely, remote controls for passenger entertainment system, primary access computer terminals, cabin file servers, high quality computer printers for printing documents, area distribution boxes audio video units, namely, electrical distribution boxes for audio video equipment, enhanced passenger control units, namely, remote controls for enhanced passenger control of passenger entertainment system, seat display units in the nature of liquid crystal display (LCD) monitors, video distribution controllers; communications systems namely, audio-video receivers, electrical distribution boxes for audio equipment, UHF, VHF, and HF transceivers, jammers in the nature of electronic apparatus that inhibits mobile phones and tablet computers from transmitting or receiving communications signals or data, power amplifiers, antenna couplers, audio interfaces for radios and telephones, satellite communication apparatus to transmit communications from an airplane to a satellite; data link communication system consisting of computer hardware and recorded software for the transmission of data between two points; auto-pilot systems comprised of electronic navigational instruments; mode control panels in the nature of electric control panels, motion sensors, electronic servo motor controllers, gyroscopes, and backdrive control actuators; electric actuators; flight display systems, namely, flat panel electronic flight display screens, head-up displays for use in general aviation aircraft, namely, transparent electronic displays for providing aircraft crew members with navigational and operational information, horizontal situation indicators, radio magnetic indicators, digital automatic altitude indicators; mission management systems, namely, central maintenance computers, file servers, multipurpose flat panel display screens and electrical controllers; geophysical sensors, namely, computers for analysing air data, attitude heading systems, namely, magnetic flux detectors, inertial sensors, reactive power compensators, namely, power factor correction apparatus, electric luminescent display panels, and computers for analysing altitude headings; magnetic compass systems, namely, gyroscopes, magnetic flux detectors, remote compensator for use in regulating and monitoring voltage and electrical controllers; hazard detection systems, namely, weather radar systems, namely, weather radar receivers, transmitters, mounting brackets adapted for weather radar receivers and transmitters, electric control panels, antenna, and antenna mounts; information management systems, namely, apparatus for transmission of airborne communications; electric and electronic instruments for aircrafts, namely, integrated engine indicating and crew alerting devices; aircraft navigation and landing systems, namely, magnetic compasses and radio compasses being automatic direction finders, radio altimeters, distance measuring equipment, global position sensors, navigation receivers, multi-mode receivers, and VHF omni-directional range and marker beacon receivers; radio controls, namely, radio tuning units; traffic surveillance systems, namely, traffic alert and collision avoidance systems consisting of computer hardware and recorded software and air traffic control (ATC) transponders; Mode S transponders; electronic display interfaces, namely, electronic video informational and entertainment display and generation units for the aviation industry; computer modeling device comprising computer hardware and recorded and downloadable software, for the creation, modification, and verification of visual databases