Modems; interface apparatus for connecting electronic equipment to local and global networks comprising interfaces for data detectors, data transmitters, data recorders and data displays, UPIs (Universal Peripheral Interfaces); interface apparatus and programs for computers comprising interfaces for data detectors, data recorders, data transmitters, data converters, and data displays, UPIs, and related computer programs for operation; cards with integrated circuits and encoded smart cards containing programming used in connection with data detection, data transmission, data recording, and data conversion; electric installations for the remote control of industrial operation, namely, radar and voice detectors, data converters, transmitters, data recorders and displays; apparatus for recording and reproduction of surveillance data, namely, audio and video recorders, computers and computer peripherals, PCBs (Printed Circuit Boards) and data storage media, using navigation systems, including GPS (Global Positioning Systems), DCF 77 (a longwave time signal transmitted in Germany for time synchronization purposes) or NTP (Network Time Protocol); apparatus for the capture, analysis, statistical evaluation, processing, reproduction, forwarding and archiving for verification purposes of surveillance data and speech data in connection with flight safety and air space supervision, namely, computers, receivers, loudspeakers, displays, and software to enable and support the functions of capture, receive, evaluate, process, convert, reproduce, transmit, and archive surveillance and speech data; integrated circuits; electronic signal transmitters, namely, transmitters for use in connection with flight and public safety and airspace supervision; voice input apparatus for data processors, namely, microphones, voice recorders, amplifiers, tuners, telephones, digital input and output scanners, and data network hardware for transporting and aggregating voice, data and video communications across multiple network infrastructures and communications protocols, transmitters for electronic, electric and digital transmission of voice, data, images, signals and messages, electronic voice messagers for recording; all the aforesaid goods sold as an individual unit for use in the field of flight and public safety and air space supervision only