international communication service

- absent-subscriber service
- address service
- advanced mobile phone service
- advanced mobile phone service/digital
- aeronautical service
- aeronautical broadcasting service
- aeronautical fixed service
- aeronautical mobile service
- aeronautical radionavigation service
- aeronautical telecommunication service
- aircraft control and warning service
- alternative line service
- amateur service
- analog communication service
- answering service
- around-the-clock service
- beacon service
- bibliographic retrieval service
- BIOS services
- British Forces broadcasting service
- broadcasting service
- broadcasting satellite service
- broadcast videotex service
- bulletin board service
- cable broadband service
- cable modem service
- call service
- circuit emulation service
- citizens' radio service
- coding-decoding service
- communication service
- connection service
- connectionless network service
- connection-oriented network service
- cryptographic service
- DAB service
- data service
- dialed number identification service
- digital advanced mobile phone service
- digital audio broadcasting service
- digital music service
- directory service
- directory inquiry service
- directory synchronization service
- distributed file services
- E911 service
- echo cancellation service
- e-mail service
- emergency service
- emergency radio service
- encoding-decoding service
- end-by-end service
- electronic service
- extended 911 service
- facsimile service
- field service
- general packet radio service
- general security service
- hop-by-hop service
- industrial radio services
- information service
- instructional television fixed service
- integrated packet switching service
- intelligent messaging service
- intermittent service
- international communication service
- international packet switched service
- international telecommunications service
- Knowbot information service
- land mobile service
- land-transportation radio services
- local multipoint distribution service
- location service
- long-distance service
- management information service
- maritime mobile service
- maritime radionavigation service
- maritime radionavigation satellite service
- mass call service
- media service
- message service
- message handling service
- message transport protocol service
- messenger service
- meteorological aids service
- Microsoft consulting service
- mobile service
- mobile radio service
- multipoint communication service
- multipoint distribution service
- narrow-band advanced mobile phone service
- national data processing service
- national mobile radio service
- NetWare distributed print services
- network file service
- network information service
- network protocol service
- new technology directory service
- news service
- NT directory service
- on-line information service
- personal communication service
- personal locator service
- personal-radio service
- plain old telephone service
- positioning service
- private-line service
- public radiocommunication service
- public telephone service
- radiodetermination service
- radio information service
- radiolocation service
- radionavigation service
- radionavigation satellite service
- redirection service
- remote service
- remote computing service
- rescue-and-recovery service
- resource administrative service
- running service
- satellite digital audio radio services
- security service
- short message service
- signaling service
- sound-program service
- standard-frequency service
- standard positioning service
- subscriber-based broadcast service
- switched multimegabit data service
- teleinformatic services
- telemetric service
- telephoto service
- teletypewriter-exchange service
- terminal service
- timed signal service
- toll service
- TWX service
- value-added service
- videophone service
- visual-telephone service
- virtual channel service
- virtual terminal service
- voice messaging service
- Web network file service
- wide area telephone service
- wire service
- wired subscription service
- wired videotex service
- wireless 911 service
- wireless communication service
- wireless data service

- absent-subscriber service
- address service
- advanced mobile phone service
- advanced mobile phone service/digital
- aeronautical broadcasting service
- aeronautical fixed service
- aeronautical mobile service
- aeronautical radionavigation service
- aeronautical service
- aeronautical telecommunication service
- aircraft control and warning service
- alternative line service
- amateur service
- analog communication service
- answering service
- around-the-clock service
- beacon service
- bibliographic retrieval service
- BIOS services
- British Forces broadcasting service
- broadcast videotex service
- broadcasting satellite service
- broadcasting service
- bulletin board service
- cable broadband service
- cable modem service
- call service
- circuit emulation service
- citizens' radio service
- coding-decoding service
- communication service
- connection service
- connectionless network service
- connection-oriented network service
- cryptographic service
- DAB service
- data service
- dialed number identification service
- digital advanced mobile phone service
- digital audio broadcasting service
- digital music service
- directory inquiry service
- directory service
- directory synchronization service
- distributed file services
- E911 service
- echo cancellation service
- electronic service
- e-mail service
- emergency radio service
- emergency service
- encoding-decoding service
- end-by-end service
- extended 911 service
- facsimile service
- field service
- general packet radio service
- general security service
- hop-by-hop service
- industrial radio services
- information service
- instructional television fixed service
- integrated packet switching service
- intelligent messaging service
- intermittent service
- international communication service
- international packet switched service
- international telecommunications service
- Knowbot information service
- land mobile service
- land-transportation radio services
- local multipoint distribution service
- location service
- long-distance service
- management information service
- maritime mobile service
- maritime radionavigation satellite service
- maritime radionavigation service
- mass call service
- media service
- message handling service
- message service
- message transport protocol service
- messenger service
- meteorological aids service
- Microsoft consulting service
- mobile radio service
- mobile service
- multipoint communication service
- multipoint distribution service
- narrow-band advanced mobile phone service
- national data processing service
- national mobile radio service
- NetWare distributed print services
- network file service
- network information service
- network protocol service
- new technology directory service
- news service
- NT directory service
- on-line information service
- out of service
- personal communication service
- personal locator service
- personal-radio service
- plain old telephone service
- positioning service
- private-line service
- public radiocommunication service
- public telephone service
- radio information service
- radiodetermination service
- radiolocation service
- radionavigation satellite service
- radionavigation service
- redirection service
- remote computing service
- remote service
- rescue-and-recovery service
- resource administrative service
- running service
- satellite digital audio radio services
- security service
- short message service
- signaling service
- sound-program service
- standard positioning service
- standard-frequency service
- subscriber-based broadcast service
- switched multimegabit data service
- teleinformatic services
- telemetric service
- telephoto service
- teletypewriter-exchange service
- terminal service
- timed signal service
- toll service
- TWX service
- value-added service
- videophone service
- virtual channel service
- virtual terminal service
- visual-telephone service
- voice messaging service
- Web network file service
- wide area telephone service
- wire service
- wired subscription service
- wired videotex service
- wireless 911 service
- wireless communication service
- wireless data service

service n Administration Services Branch advisory service (полетов) aerodrome alerting service aerodrome control service aerodrome emergency service aerodrome flight information service aerodrome service (диспетчерское) aerodrome service road aeronautical broadcasting service aeronautical en-route information service aeronautical fixed service (связи) aeronautical information service aeronautical meteorological service aeronautical mobile-satellite service (связи) aeronautical mobile service (связи) aircraft in service aircraft removal from service aircraft service period aircraft service truck's air navigation service airport safety service airport security service airport service area airport traffic service air service air traffic control service air traffic service air traffic service chart air traffic service route air traffic services expert air traffic services procedures air traffic services unit air transport service airways and air communications service alerting service alert service bulletin all-cargo service all-freight service approach control service apron management service average service life broadcasting-satellite service Bureau of Administration and Services Central Agency of Air Service charge for service charter service city-terminal coach service coach service commercial service communication service data interchange service (о полете) domestic service economy class service emergency operations service emergency service en-route meteorological service enter service escort service (воздушного судна) extend service life field procurement service Field Procurement Services Unit Field Services Branch fire fighting service fit for service flight information service flight information service unit flight service flight service kit flight service range flight service station free service galley service truck General Department of International Air Services of Aeroflot General Services Unit go into service grade of service ground service equipment incidental service information service unit in service introduce into service introduction into service long-haul service maintenance service marketing service (воздушных перевозок) medium-haul service meteorological service mixed service multistop service no frills service one-plane service operational flight information service out of service Passenger Services Conference perform the service bulletin pickup service place in service pooled service preflight information service prepare for service Procedures for Air Navigation Services provide service put in service radar service radar service area radiocommunication service radio navigation service recognition service (воздушных судов) regular airline service remote keying service rescue service retirement from service return the aircraft to service return to service route forecast service safety service scheduled air service search and rescue service separation service serve out the service life service area service bolting service building service bulletin service center service charge service compartment service conditions service fuel tank service ladder service life service life test service load service personnel service pressure short-haul service shuttle service since placed in service take out of service terminal information service through air service throughout the service life time in service traffic advisory service upper advisory service weather service with-draw from service

- 700 service
- 800 service
- 900 service
- abbreviated-dialing service
- absent-subscriber service
- advanced communication service
- aeronautical telecommunication service
- aeronautical-fixed service
- aeronautical-mobile off-route service
- aeronautical-mobile route service
- aeronautical-mobile satellite service
- aeronautical-multicom service
- aeronautical-radionavigation satellite service
- aeronautical-radionavigation service
- air-ground radiotelephone service
- alerting service
- amateur-satellite service
- ancillary service
- application-free service
- asymmetrical interactive service
- attendant service
- audio-description service
- audiovisual multimedia service
- authorization control service
- automatic bank-reference service
- automatic connection service
- base services
- bearer service
- broadband service
- broadcasting service
- broadcasting-satellite service
- bulletin-board service
- Bureaufax service
- cable-TV service
- call service
- carrier service
- C-band fixed satellite service
- cellular service
- cellular-messaging service
- Centrex® service
- channel service
- circuit-switched data-transmission service
- citizen's radio service
- coin service
- communication-network service
- confravision service
- connectionless service
- connection-oriented service
- consolidated local-telecommunications service
- constant bit-rate service
- control service
- conversational service
- crytical service
- CTX service
- data-retrieval service
- data-transmission service
- data-transport service
- Datel service
- dedicated service
- demand service
- digital-terrestrial service
- direct-dialing service
- directory-inquiry service
- direct-to-home service
- distribution service
- district service
- document-communication service
- document-distribution service
- document-management service
- document-retrieval service
- domestic-fixed public service
- domestic-public radio service
- DTMF service
- Earth exploration-satellite service
- eight-hundred service
- electronic-mail service
- emergency service
- enhanced service
- enquiry service
- entertainment service
- essential service
- extended-area service
- five-hundred service
- fixed-satellite service
- flat-rate service
- foreign-exchange service
- fractional T1 service
- free-phone service
- FT1 service
- gated service
- general telegraph service
- global satellite multimedia services
- high resolution image communication service
- high speed data service
- image communication service
- in-building service
- information channel service
- interactive on-line services
- interactive-multimedia services
- internal communication service
- international telecommunication service
- international telephone service
- international television service
- interruption-free service
- intersatellite service
- isochronous service
- Kilostream service
- land mobile service
- land-mobile satellite service
- land-transportation radio service
- large-volume file-transfer service
- MAILbus service
- main service
- marine-mobile service
- maritime-mobile satellite service
- maritime-radionavigation satellite service
- Megastream service
- messaging service
- meteorological aids service
- meteorological satellite service
- mobile-air service
- mobile-data service
- mobile-phone service
- mobile-satellite service
- monochrome-television service
- multimedia-communication service
- multipoint-distribution service
- naming service
- national weather service
- Netbios name service
- Netbios session service service
- network information service
- nine-hundred service
- nondelay service
- nonreal-time service
- nonswitched service
- nonvoice service
- numeric service
- one-way audiovisual distribution service
- on-line service
- operational-fixed services
- opportunistic service
- packet-switched service
- personal multimedia services
- personal radio service
- person-to-person service
- port-operations service
- presentation service
- private NS/EP telecommunication services
- private-line service
- public data-transmission service
- public radio communication service
- public-message service
- public-switched digital service
- public-switched NS/EP telecommunication service
- radio broadcast service
- radio center annunciation service
- radio monitoring service
- radiocommunication service
- radiodetermination-satellite service
- radionavigation-satellite service
- radiopaging service
- real-time service
- recorded-information service
- reference service
- resale service
- reserved-circuit service
- retrieval service
- route aeronautical-mobile service
- rural-radio service
- safety service
- satellite television service
- seven-hundred service
- shared service
- short-message service
- short-time service
- signaling service
- single service
- space-operation service
- space-research service
- special-radio service
- SQL-service
- standard frequency-and-time signal satellite service
- subscriber access service
- subscriber trunk dialing service
- T1 service
- teleaction service
- telecommunication service
- telecommunication-service priority service
- telefax service
- teleinformatic services
- telematic service
- telemetering service
- telephoto service
- Teletail service
- teletex service
- teletypewriter exchange service
- terminal information service
- terrestrial mobile service
- thin-route service
- three-party service
- time-signal service
- toll service
- trunking service
- universal service
- Usenet-support service
- user-to-user service
- value-added service
- variable bit rate service
- video-audio information transmitting service
- videoconference service
- videophone service
- videotex service
- virtual service
- VISTA service
- voiceless communication service
- wide area telephone service
- wired subscription service
- wireless cable services

2. диспетчерское обслуживание воздушного движения

international communication service

- active network
- adjustment network
- all-pass network
- analog cellular network
- asynchronous network
- automatic secure voice communication network
- automatic voice network
- average-capacity radio-relay network
- backbone network
- banyan network
- baseband network
- baseband-switched network
- baseline network
- branched network
- bridged-T network
- broadband integrated-service digital network
- building-out network
- bus network
- butterfly network
- cable telephone network
- cable-news network
- cable-television network
- carrier recovery network
- CATV network
- cellular paging network
- cellular radio network
- circuit-switched network
- circuit-switching network
- circular radiocommunication network
- closed cellular network
- combined distribution network
- commercial communication network
- common-telegraph network
- common-telephone network
- common-user network
- communication network
- compromise network
- computer network
- computerized transport communication network
- conferencing network
- coordinate network
- copy network
- core network
- corporate network
- corporative network
- corrective network
- coupling network
- cross-connect network
- customer network
- damaged network
- data-communication network
- data-computing network
- data-transmission network
- decoding network
- decoupling network
- deemphasis network
- Deep-Space network
- degraded network
- delay-line network
- democratic network
- democratically-synchronized network
- departmental communication network
- departmental data-transmission network
- departmental engineering communication network
- departmental facsimile network
- departmental radio network
- departmental telegraph network
- departmental telephone network
- derived-services network
- despotic network
- despotically-synchronized network
- dial network
- dial-up network
- differentiating network
- digital cellular network
- discrete communication network
- dispersed network
- district center telephone network
- district telephone network
- dual network
- electric communication networks
- electric switched network
- electrically switched network
- engineering subscribers network
- enhanced other networks
- equivalent network
- expansion network
- facsimile-communication network
- federal paging network
- fiber-hubbed network
- fiber-optical network
- flip network
- four-pole network
- four-wire distribution network
- full-service network
- gas-pipeline servicing relay network
- go-around radio network
- group channels network
- group network
- half-open cellular network
- hierarchic computer network
- hierarchical computer network
- hierarchically-synchronized network
- high-capacity radio relay network
- highly hierarchical network
- highly pipelined network
- H-network
- homogeneous network
- hybrid communication network
- hybrid fiber-and-coaxial network
- inductance network
- inductance-capacitance network
- inductance-resisitance network
- inductive cable network
- information network
- in-house network
- integrated digital communication network
- integrated digital network
- integrated transport network
- integrated-services backbone network
- integrated-services digital network
- intelligent network
- interactive network
- interbuilding network
- intercity network
- intercom network
- international communication network
- interoffice transit network
- interorganization network
- intraairport communication network
- intraareal network
- intrabuilding communication network
- intraindustrial communication network
- intraindustrial telephone network
- intraobject communication network
- intraoffice network
- joint-academic network
- landing radio network
- lead network
- leased-line network
- line communication network
- line radio communication network
- linear network
- line-building-out network
- local communication network
- local paging network
- local telephone network
- local transport network
- long distance communication network
- loop network
- loudspeaker dividing network
- main network
- managed-data network
- mesh network
- message switching network
- meteorological radio network
- metropolitan-area network
- microwave network
- mid-split network
- mine telephone network
- Ministry of Communication network
- mixed network
- modem-based network
- monochannel network
- multiaccess network
- multifrequency network
- multilayer network
- multipath network
- multiple-domain network
- multiple-switching network
- multiring network
- multistation network
- multisystem network
- mutually-synchronized network
- narrowband digital integrated-service network
- nation-wide network
- n-layer network
- NMT network
- nodeless network
- nonhomogeneous network
- nonintegrated network
- nonswitched network
- nonsynchronous network
- oil-pipeline servicing relay network
- oligarchically-synchronized network
- open cellular network
- optoelectronic network
- originating-switching network
- packet wireless communication network
- packet-radio network
- packet-switching network
- parallel-T network
- passenger train-chief radio network
- passenger train-master radio network
- passive network
- personal radio network
- phase-correcting network
- planetext network
- polled network
- port-annunciation network
- preemphasis network
- press-teletype network
- primary-trunk communication network
- private intercompany network
- private voice-band network
- private-business network
- proliferated network
- protected network
- provincial center telephone network
- public-data network
- public-switched telephone network
- public-telegraph network
- public-transport network
- pulse-delay network
- pulse-forming network
- queueing network
- radial paging network
- radio network
- radiotransmitters network
- railway center radio network
- railway communication network
- railway telephone network
- random-access network
- Raynet network
- RC network
- reconfigured network
- regional communication network
- regional paging network
- reserved radio network
- resistance-capacitance network
- ring network
- ring-radial network
- ring-star network
- road communication network
- routing network
- rural telephone network
- salvation radio network
- satellite network
- secondary computerized communication network
- selective network
- separate crossover network
- shaping network
- ship telephone network
- short-haul network
- shuffle-exchange network
- silent network
- simplex zonal radio network
- simulcast network
- single-frequency network
- slotted-envelope network
- slotted-ring network
- small-capacity radio relay network
- software-defined network
- space network
- space-time-space network
- special communication network
- spread of work radio communication network
- stage-controlled network
- star network
- star-shape network
- station communication network
- submarine cable network
- subscriber's telegraph network
- switched-message network
- switching network
- synchronous-data network
- take-off radio network
- talk-TV network
- taxi radio network
- telecode communication network
- telecommunication network
- telecommunication-management network
- telegraph communication network
- telephone network
- teleprocessing network
- teletex network
- teletype network
- teletypewriter network
- television network
- telex-communication network
- temporary line dispatch radio network
- terminating switching network
- token passing network
- token-bus network
- token-ring network
- token-sharing network
- toll-telephone network
- transit network
- transmission network
- trunk telephone network
- trunking channels network
- underground antenna network
- united automatized state communication network
- urban telephone network
- video area network
- virtual network
- voice network
- water-communication network
- waterside communication network
- wire-hanger network
- wireless network
- word processor network

- acoustic alarm system
- acoustic image system
- acoustic systems
- actiontrack system
- active IR-system
- actuator system
- adaptive communication system
- adaptive teleinformation system
- adaptive telemetering system
- advanced information system
- Afsatcom system
- air system
- aircraft intercommunication system
- airfield communication system
- air-ground automatic system
- airline reservation system
- air-to-ground TV system
- alarm signal system
- alarm system
- all-channel signaling system
- ALL-IN-ONE system
- alphanumeric system
- amplified speaker system
- amplitude shift-keying system
- AMPS system
- analog cellular communication system
- analog cellular system
- analog component video system
- analog television system
- analog tropospheric system
- anisochronous system
- antenna system
- antitheft system
- AR system
- Arabsat system
- ASK system
- associated channel analog system
- asynchronous address communication system
- audio recording system
- Aurora system
- Aussat system
- automatic communication system
- automatic connection establishment system
- automatic control system
- automatic data acquisition system
- automatic telegraphy system
- automatic telephone system
- automatic tuning system
- automatized cellular system
- auxiliary alarm system
- balanced cable transmission system
- band sharing system
- base station system
- baseband system
- basic input/output system
- bass-reflex speaker system
- batch processing system
- batch transmission system
- batch-and-forward system
- batteryless system
- bilateral CTV system
- binary tariff system
- biocontrol system
- bit parallel interface system
- bit transport system
- bridge duplex system
- broadband mobile system
- broadcast satellite system
- broadcasting delivery media systems
- burglar alarm system
- byte-serial interface system
- cabinet system
- cabinetless system
- cable distribution system
- cable TV system
- call-accounting system
- call-answering system
- call-counting system
- call-distributing system
- call-processing system
- call-queueing system
- camp-on system
- CAPTAIN system
- car component audio system
- carrier reinsertion system
- carrier system
- carrier-communication system
- carrier-current communication system
- Cassegrain-Schmidt system
- cassette recording system
- cassette reproducing system
- CATRIN system
- caution system
- CD 900 system
- cellular system
- cellular-radio system
- central-battery system
- centralized control system
- chirp binary telegraph system
- cipher system
- circuit switched telecommunication system
- circuit switching telecommunication system
- circular telecontrol system
- clock system
- closed-circuit communication system
- closed-circuit telegraph system
- closed-numbering system
- code-dependent system
- code-division multiple access system
- code-independent system
- code-insensitive system
- code-sensitive system
- coding system
- coherent fiber-optic system
- collimating system
- collocated system
- color separating system
- combined numbering system
- combined power supply system
- combined satellite communication system
- common-battery system
- common-carrier system
- common-channel signaling system
- common-engineering communication system
- common-purpose cellular system
- common-using band system
- common-using cordless telephone system
- common-using paging system
- communication system
- communication traffic system
- communications system
- community antenna system
- community antenna television system
- community TV-system
- commununication switching system
- compact disk digital audio system
- compatible color television system
- compatible single sideband system
- compatible single-band system
- compatible TV-system
- complex radio communication system
- computer vision system
- computer-telephone system
- Comsar system
- Comsat system
- Conax system
- concentrated-insonation system
- conference system
- conference-communication system
- congested system
- congress-class system
- constant-current system
- control generating system
- conventional television system
- Conversant system
- cordless-communication system
- crossbar system
- crossed-coincident microphone system
- Crosspoint system
- CSE system
- C-system
- cubical video projecting system
- data processing system
- data system
- data transport system
- data-collection system
- data-compression system
- data-exchange system
- dataflow system
- data-gathering system
- data-handling system
- data-measuring system
- data-reduction system
- data-transmission system
- Decca Navigator system
- DECfax system
- decision-feedback system
- dedicated control channel system
- dedicated multimedia system
- delta-sigma system
- deluxe presentation system
- departmental communication system
- desktop-video system
- DFS/Copernicus system
- dial-telephone system
- differential phase shift-keying system
- differential-duplex system
- differential-magnetic system
- digital camera system
- digital hybrid-key telephone system
- digital mass storage system
- digital microwave radio transmission system
- digital telephone communication system
- digital transmission system
- digital TV-communication system
- Digital UNIX system
- digital-analog system
- digital-cellular system
- digital-data modulation system
- digital-effect system
- digital-message entry system
- digital-termination system
- direct-broadcasting satellite system
- directing system
- direct-modulation system
- direct-sequence system
- direct-telephone communication system
- discrete communication system
- discrete sound system
- discrete-addressing system
- disk-operating system
- DISOSS system
- dispatch telephone communication system
- dispatch-center system
- dispersed-insonation system
- distributed-insonation system
- distributed-processing system
- documental-type communication system
- Dolby systems
- domestic satellite communication system
- double-band telephone communication system
- double-channel transmission system
- double-current transmission system
- double-pole communication system
- double-sideband large carrier system
- DSCS system
- D-system
- dual-cable system
- dual-reflector system
- duplexed system
- Earth-to-space transmission system
- ECM system
- electric communication system
- electronic antishock system
- electronic data-gathering system
- electronic data-processing system
- electronic-message system
- electronic-scanning system
- electronic-switching system
- Ellipso system
- emergency telephone communication system
- emergency-broadcast system
- EMX system
- equidistant system
- error-correction system
- error-detection system
- Eutelsat system
- extensible system
- external paging system
- facsimile system
- fast-acting servicing system
- fault-tolerant system
- fax communication system
- fax transmitting system
- feed system
- fiber transmission system
- fiber-optic transmission system
- field-sequential system
- final mile system
- finishing system
- fire alarm system
- fire warning system
- first generation cellular system
- five-channel communication system
- fixed satellite system
- Flexcam system
- flexible access system
- Flitsatcom system
- focusing system
- four-channel sound system
- four-dimensional system
- four-wire telephone communication system
- frame-sequential system
- frequency shift-keying system
- frequency-carrier system
- frequency-control system
- front-bass reflex speaker system
- fully digital system
- gate system
- Gaussian system
- generalized system
- generating dynamic system
- generator-dc-motor system
- GIGASET radio system
- global positioning system
- Global system
- Gopher system
- grandfathered system
- group-alerting and dispatching system
- guide system
- hard-wired CCTV system
- hazard system
- helical-scan system
- HF-synchronizing system
- high-precision navigating system
- Hi-linear system
- home system
- home-telephone system
- home-type system
- homing-guidance system
- host system
- hydroacoustic system
- ideal communication system
- idealized system
- image informaion system
- image-forming system
- immedial servicing system
- incompatible system
- independent system
- information retrieval system
- information system radio system
- information system
- information-feedback system
- information-measuring system
- infrared alarm system
- Inmarsat system
- Inmarsat-A system
- Inmarsat-B system
- Inmarsat-C system
- Inmarsat-D system
- Inmarsat-M system
- Inmarsat-P system
- integrated telephone system
- integrated videographic teleconferencing system
- integrated-antenna system
- integrated-communication system
- integrated-modulation system
- integrated-office system
- Intelsat system
- interactive system
- intercarrier-sound system
- intercommunication system
- intercontinental tropospheric system
- interlock system
- intermachine exchange system
- intermediate system
- international communication system
- interphone system
- Intervision system
- intraband signaling system
- intruder alarm system
- inward-outward dialing system
- ionoscatter system
- ionosphere sounder system
- ionospheric system
- Iridium system
- isolated system
- Italsat system
- J-carrier system
- joint-multichannel trunking and switching system
- K-carrier system
- key system
- key-telephone system
- land satellite communication system
- large-grained communication system
- laser communication system
- L-band satellite system
- L-carrier system
- Leasat system
- lightning protection system
- limited distortion system
- line amplifiers system
- link system
- little-channel relay system
- local alarm system
- local battery system
- local communication system
- local radio paging system
- long-haul system
- long-range system
- loop system
- loud-speaking communication system
- low-traffic system
- magnetic tape recording system
- Mail system
- management-information system
- manual cellular system system
- manual telephone set system
- Marisat system
- master television system
- master-antenna television system
- matrix sound system
- message feedback system
- message procession system
- message registration system
- message-switched system
- meteor radio system
- Metrobus system
- micro component system
- Micro Press Cluster Printing system
- micro-lens system
- microprocessor system
- microwave relay system
- midi system
- mine radio telephone system
- mini system
- mixed media system
- mixed numbering system
- mobile cellular communication system
- mobile land communication system
- mobile radio system
- mobile relay system
- mobile system
- modulated system
- monetary mobile system
- MS-Mail system
- multiareal system
- multicassette system
- multichannel telephone system
- multicomputer system
- multidisk system
- multiformat recording system
- multifrequency tone signaling system
- multiguard system
- multilevel mixed system
- multimedia system
- multiple-channel system
- multiqueue system
- Multiscrypt system
- multistandard system
- multitrack editing system
- mutibeam antenna system
- muting system
- Nagravision system
- NAMTS system
- narrow-angle TV system
- national communication system
- navigation system
- n-channel communication system
- n-channel DPSK system
- n-channel transmission system
- network standalone system
- network system
- network-operation system
- networks numbering system
- neutral direct-current telegraph system
- n-head video system
- NMT system
- noise-reduction system
- nonhoming tuning system
- noninterlaced television system
- nonsegmented system
- Norsat system
- n-satellite system system
- n-tone DPSK system
- n-tone MFSK system
- NTSC system
- NTT system
- obligatory message system
- Odyssey system
- off-line system
- on-line computer system
- on-line secured system
- open numbering system
- open system
- operative-engineering communication system
- opposite signals system
- optical-communication system
- optical-information system
- optical-projection system
- optoelectronic system
- oscillating system
- oscillation system
- outband signaling system
- package-and-resource tracking system
- pagemaster system
- paging system
- PAL system
- parametric system
- PATHWORKS system
- pattern recognition system
- personal holding guard system
- phase shift-keying system
- phone system
- Piccolo system
- pilot-controller system
- polar direct-current telegraph system
- portable mobile system
- power control system
- power controlling system
- power-line carrier system
- power-supply system
- press-to-talk system
- Prestel system
- primary-supply system
- privacy system
- private branch paging system
- private movable system
- private videodata system
- private videotex system
- process-interface system
- PROFS system
- programmable cross-connect system
- programmable cross-connected system
- programmed radio system
- prompting system
- protected wireline distribution system
- protection system
- pseudoquadraphony system
- pseudotrunking system
- public videodata system
- public videotex system
- pulse-code system
- pulse-frequency system
- pulse-time system
- quadraphonic sound system
- quadruple-diversity system
- R1 system
- R2 system
- radio buoy system
- radio command system
- radio communication system
- Radio Data system
- radio facsimile system
- Radiocom 2000 system
- radio-control system
- radio-paging system
- radio-relay system
- radiosonde-radio-wind system
- radio-telemetering system
- real time pulse-echo system
- real time system
- receiver lockout system
- recording system
- recovery system
- redundant system
- reference-information system
- regional electronic payment system
- relay-radio system
- remote concentrating system
- remote control system
- remote diagnostic system
- remote information system
- remote semiconcentrating system
- remote sensing system
- remote signaling system
- rendering system
- rerecording system
- reserved servicing system
- RF/Transmission system
- rotary system
- safety alarm system
- safety system
- Satcom system
- satellite comminication system
- satellite marine comminication system
- Satellite Master Antenna Television system
- satellite radio system
- satellite-aircraft communication system
- SB-communication system
- SBL communication system
- scalable system
- scanning trunking system
- SCO UNIX system
- searchless identification system
- seat reservation system
- SECAM system
- second generation cellular system
- second room system
- secondary supply system
- secrecy system
- section communication system
- security system
- segmented system
- seismic system
- selective calling system
- selective frequency base station system
- selective protective system
- selective telephone system
- self-adjusting system
- self-balancing differential system
- self-contained system
- self-test system
- selsyn system
- semiautomatic-switching system
- semiautomatized cellular system
- sensory system
- servo system
- shadow-batch system
- short-haul microwave system
- Sicral system
- Sigma Servo system
- signal system
- simplex movable system
- single-band transmission system
- single-busbar system
- single-cable communication system
- single-cable system
- single-channel system
- single-current transmission system
- single-pulse tracking system
- Skynet system
- small-grained communication system
- SmarTrunk II radio communication system
- solid-state uninterruptible power battery system
- Sony bus system
- sound alarm system
- sound equalization system
- sound navigation system
- sound reinforcement system
- sound warning system
- space-division system
- space-switched system
- spark-safe system
- speaker system
- special communication system
- speech-processing system
- speech-recognition system
- split-speaker system
- spread-spectrum system
- stabilizing system
- stage monitoring system
- standalone double point system
- star-circuit system
- STAREX CMX system
- starting communication system
- start-stop system
- stationary satellite system
- step-by-step system
- stereo sound system
- stereophonic sound system
- storage system
- storage-and-retrieval system
- Strowger system
- submarine fiber-optic system
- subprimary digital transmission system
- subscriber carrier system
- subscriber switching system
- suffix system
- Supersat system
- supervisory control system
- surround sound system
- switched telecommunication system
- switching system
- sync communication system
- synchro system
- synchronous communication system
- synchronous digital system
- TAGS system
- tandem system
- tariffication system
- T-carrier system
- TDF system
- teleautomatic system
- Telecom system
- telecommunication system
- telecommunications system
- telecommunication-service priority system
- telecommunications-service priority system
- telecontrol system
- telemechanic system
- telemetering system
- telemetry system
- telephone system
- telephone-answering system
- telephone-communication system
- telephone-communications system
- teleprocessing system
- Telesat system
- teletex system
- teletypewriter system
- television-telephone system
- Tele-X system
- Telsar system
- terminal system
- terrestrial radio-relay system
- theft-prevention system
- thin-route system
- third generation communication system
- three-axle stabilizing system
- three-channel HF-telephone system
- three-channel transmission system
- three-color system
- three-lens optical system
- three-primary system
- three-wire system
- time-dissemination system
- time-frequency hopping system
- time-switched system
- total access communication system
- total area coverage system
- transmission system
- trichromatic system
- triple-interlace system
- triplex system
- trunk communication system
- TV-observation system
- twelve-channel transmission system
- two-arm system
- two-band system
- two-color system
- two-roller transfer system
- two-step control system
- two-way CATV system
- two-way system
- two-wire telephone communication system
- ultra-match system
- ULTRIX system
- unified radioaccess system
- unilateral-control system
- unilateral-synchronization system
- uninterruptible-power system
- Unisat system
- universal alarm system
- universal-battery system
- universal-electronic system
- universal-movable system
- Uniworks system
- vestigial-sideband system
- video editing system
- video home system
- video recording system
- videocom system
- videoteleconference system
- videotex system
- virtual studio system
- vision system
- vocoder system
- voice dialog system
- voice frequency carrier telegraph system
- voice modulation system
- voice post system
- volume control system
- waiting system
- warning system
- watch system
- watching system
- waterside facsimile communication system
- wave-propagating system
- wide-angle TV system
- Winfax Pro system
- wired broadcasting system
- wireless CCTV system
- wireless home system
- wireless infrared speaker system
- wire-radio communication system
- XY system
- zone-selective protection system
- zoning system