active sound control

- active sound control
- adaptive picture control
- adaptive sound control
- amplified automatic gain control
- astatic control
- asynchronous control
- attenuator control
- audio-fidelity control
- audio-volume control
- automatic background control
- automatic balance control
- automatic bias control
- automatic brightness control
- automatic chroma control
- automatic chrominance control
- automatic coding control
- automatic color control
- automatic contrast control
- automatic fine tuning control
- automatic frequency control
- automatic gain control
- automatic light control
- automatic modulation control
- automatic overload control
- automatic phase control
- automatic picture control
- automatic power control
- automatic radio station control
- automatic selectivity control
- automatic sensitivity control
- automatic tint control
- automatic volume control
- axle orientation control
- background control
- balance control
- bass control
- black level control
- blue-gain control
- brightness control
- brilliance control
- built-in control
- calls flow control
- camera control
- capstan speed control
- carrier-current control
- centralized control
- chroma control
- chromacity control
- chrominance-gain control
- closed-loop control
- coarse control
- code control
- code-access control
- combined control
- command control
- common control
- communication control
- communications control
- computerized control
- continuity control
- contrast control
- convergence control
- cylinder phase control
- cylinder speed control
- data flow control
- data-link control
- data-recording control
- data-source control
- data-station control
- decentralized control
- delayed automatic gain control
- differential-gain control
- digital automatic gain control
- digital remote control
- direct control
- direct digital control
- direct numerical control
- discrete control
- distance control
- distributed control
- distribution control
- dual control
- dynamic resource control
- echo duration control
- echo return control
- echo tone control
- electronic control
- error control
- external control
- feedback control
- feedforward control
- fine tuning control
- flow control
- focusing control
- format control
- forwarding-execution control
- framing control
- frequency control
- frequency response control
- full logic control
- gain-sensitivity control
- green-gain control
- hardware control
- high-level data link control
- horizontal convergence control
- horizontal parabola control
- hue control
- incoming control
- indicator control
- indirect control
- input/output traffic control
- integrated control
- intensity control
- interference control
- internetwork control
- iris control
- isorhythmic channel access control
- job-processing control
- keyboard control
- keychain remote control
- line-load control
- logical-link control
- long-range control
- loudness control
- low-voltage control
- mail box containing control
- manual control
- master control
- MD/CD changer control
- medium access control
- middle control
- modulation depth control
- multibrand remote control
- mute control
- net control
- noiseless control
- noninteracting control
- nonreversible control
- on-line control
- open-loop control
- phase control
- phase-shift control
- photoelectric control
- photoelectric lighting control
- photoelectric smoke density control
- physical medium control
- point-to-point control
- preventive control
- process control
- programmable remote control
- progressive control
- purity control
- radio control
- reactive control
- Rec Balance control
- Rec Level control
- receiving termination control
- recording balance control
- red-gain control
- relay control
- remote control
- rheostatic control
- ringing control
- saturation control
- selectivity control
- sensor-based control
- separate control
- servo control
- sidetone control
- simple automatic gain control
- single button control
- SMART controls
- snap-acting control
- snap-action automatic gain control
- soft automatic control
- squelch control
- stage control
- static control
- steering wheel-mounted remote control
- step-by-step control
- subscriber's data control
- switching control
- synchronous data link control
- synchronous line control
- tapped control
- temperature control
- thermal electrostatic control
- time-transit automatic gain control
- time-varied gain control
- tone control
- touch-sensitive control
- transmitter gain control
- treble control
- tuning control
- two-mode control
- video operation control
- video-gain control
- voice control
- voice signal quality control
- volume control
- white balance control
- white-level control
- wire break control

система; устройство; установка; план, расположение; схема system of forces система сил ablative - абляционная система system active thermal control - система активного терморегулирования system additive injection - устройство для введения добавок system air-return - рециркуляционная система воздушного отопления system aisle - система расположения проходов system alarm and special extinguishing - система пожарной сигнализации и специальные средства пожаротушения system alarm (signal) - аварийная сигнализация; система тревожной сигнализации system alerting and call-out - система тревожной сигнализации и вызова (пожарной команды) system alternate wet and dry pipe - водовоздушная (спринклерная) система пожаротушения system analytic - аналитическая система (система определения степени риска при страховании от огня) system arson (pattern) recognition - система опознавания при стереотипных ситуациях поджога system automatic control - автоматическая система управления system automatic foam - автоматическая система пенного пожаротушения system automatic powder - автоматическая система порошкового пожаротушения system automatic sprinkler - автоматическая спринклерная система пожаротушения system auxiliary fire alarm - резервная или дополнительная система пожарной сигнализации system balanced - of ventilation система приточно-вытяжной вентиляции system base injection - система подачи пены под слой горючего system building hydrant - система пожарных кранов в здании system carbon-dioxide - автоматическая система газового пожаротушения system central communications - центральная система связи system combustion - система сжигания топлива; топливное устройство system command and control - система передачи команд и проверки исполнения system compressed-air - пневматическая система system continuous flow - дыхательный аппарат с постоянной подачей кислорода system continuous pressure - дыхательный аппарат с постоянным давлением в маске system control - система управления или регулирования system cooling - система охлаждения system cooling-equipment - система холодильного оборудования system cooling-water - система водяного охлаждения system coordinate - система координат system deicing - противообледенительная система system delivery - система доставки; подающая система (напр. водопровода) system deluge - спринклерная система пожаротушения с терморегулируемым пуском system detection - система обнаружения; система пожарной сигнализации system detection-suppression - система пожарной сигнализации и пожаротушения system detector - система пожарной сигнализации system detector-actuated automatic sprinkler - автоматическая спринклерная система пожаротушения system diluter-demand oxygen - кислородная система типа «легочный автомат» с подсосом воздуха system disaster control - аварийная система управления system distribution - (водо) распределительная система system double-pipe riser - двухтрубная система со стояками водяного отопления system downward - of ventilation система вентиляции с подачей воздуха в верхней зоне и удалением в нижней зоне помещения system draw-in - of ventilation система приточной вентиляции system dry-chemical extinguishing - (автоматическая) система порошкового пожаротушения system dry-pipe - воздушная наполненная, сухотрубная) система system dry sprinkler - воздушная (не-наполненная) спринклерная система system duplex - дуплексная (двойная) система, система с двумя одновременно работающими независимыми каналами system early-warning - система раннего обнаружения (предупреждения) system ejector - эжекторная система system electrical - электрическая система system electronic foam - система пенного пожаротушения с электронным управлением system emergency escape - система аварийного покидания system emergency lighting - система аварийного освещения system exhaust - of ventilation система вытяжной вентиляции system explosion suppression - система взрывозащиты (топливных баков) system extinguishing - система пожаротушения system feed - система подачи или загрузки; устройство подачи; автомат загрузки system fire - пожарная система; система обеспечения пожарной -безопасности system fire-alarm - система пожарной сигнализации system fire-alarm sounding - система звуковой пожарной сигнализации system fire-attack - система пожаротушения system fire data - система обработки данных о пожарах или поиска справочных данных по пожарной охране system fire-detecting (fire-detector) - система пожарной сигнализации system fire drainage - система пожарного дренирования system fire-extinguisher (fire-extinguishing) - система пожаротушения system fire-fighter - система пожарной охраны system fire management - система управления пожаротушением system fire-prevention - пожарно-профилактическая система system fire-protection - система пожарных мероприятий; служба пожарной охраны system fire-protection water - система пожарного водоснабжения system fire safety - система обеспечения пожарной безопасности; пожарная система system fire-sprinkling - пожарная спринклерная система system fire suppression - система тушения пожара system fire-warning - система пожарной сигнализации system fire wire detection - система пожарной сигнализации с линейными пожарными извещателями system fixed dry chemical extinguishing - стационарная система порошкового пожаротушения system fixed fire-attack - стационарная система пожаротушения system fixed steam smothering - стационарная система парового пожаротушения system flood(ing) - система затопления system foam (-extinguishing) (foam firefighter) - система пенного пожаротушения system foaming - пенообразующая система system foam-mixing - система выработки пены system foam-water sprinkler - спринк-лерная система водопенного тушения system forced drainage - принудительная система пожарного дренирования system forest fire - пожарное устройство лесов, комплекс мероприятий и средств пожарной защиты лесов system fuel dispersal - система аварийного слива топлива system gelled water - система тушения загущенной водой system ground sprinkler - спринклерная система пожаротушения с головками в покрытии пола (для подачи струй огнетушаще-го вещества вверх) system hand-hose - рукавная система пожаротушения system hazard information - система идентификация опасных материалов system heat-detection - система пожарной сигнализации с - тепловыми извещателями system heat-exchange - система теплообмена (теплопередачи) system heat(ing) - система отопления или подогрева system heat-protection - система теплозащиты system heat-responsive - система с тепловым извешателем (датчиком) system heat-sink - теплопоглощающая система; водонаполненная система защиты от пожара; водонаполненные строительные конструкции (напр. балки и колонны) system heat-transfer - система теплообмена (теплопередачи) system heterogeneous - гетерогенная -система system high-perfomance thermal protection - система теплоизоляции с высокими характеристиками system high-pressure - система высокого давления system high-temperature fatigue test - установка для испытаний на выносливость при высоких температурах system high-temperature thermal-protection - высокотемпературная защитная система system high-temperature warning - система сигнализации перегрева system homogeneous - гомогенная система system hose - рукавная система (пожаротушения) system hydrant refuel(l)ing - система выдачи топлива через гидранты system hydraulic (power) - гидравлическая система, гидросистема system hydraulic storage - хранение (горючего) в емкостях с водяной подушкой system ignition - система зажигания system impregnation - система пропитки system indirect central heating - пароводяная или водоводяная система центрального отопления system inerting - система флегматиза-ции (инертирования) (в топливном баке) system insulating - изоляционная (изолирующая) система system integrated municipal information - единая муниципальная система информации system ionization (detector) - система пожарной сигнализации с извещателями ионизационного типа system label(l)ing - система знаков (предупреждения об опасности) system life safety - система обеспечения безопасности system light-operated valve osition indicating - система световой индикации положений клапанов system liquid propellant - система жидкого ракетного топлива system local (fire) alarm (signal(l)ing) - местная система пожарной сигнализации; внутренняя (автономная) система пожарной сигнализации system localized - локализованная система; система для отдельного объекта system localized protective - локализованная защитная система; система защиты отдельного объекта system local water - местная система водоснабжения; местный водопровод system loss data - система регистрации ущерба (потерь) от пожаров system manual emergency - система тревожной сигнализации (и тушения) с ручным включением system marking - система маркировки (напр. опасных материалов) system mechanical exhaust - of ventilation искусственная (механическая) вытяжная вентиляция system mechanical ventilation - система искусственной (механической) вентиляции system miscellaneous extinguishing -s смешанные системы пожаротушения system modular airborne fire-fighting - модульная самолетная система пожаротушения (сливанием жидкости в полете) system multicycle sprinkler - спринклерная система циклического действия system multifrequency - многочастотная система system municipal water - система водоснабжения населенного пункта; городской водопровод system mutual aid - система взаимодействия (пожарных частей); правила взаимодействия (при работе на тушении пожара) system national fire data - национальная информационная пожарная система system network - (распределительная) сеть system nonflowing gaseous - s статические газовые системы system occupational safety standards - сборник нормативных актов по обеспечению безопасности в зданиях (помещениях) с пребыванием людей system open-head - сиринклерная система с открытыми головками system overall (protective) - общая система защиты; система защиты комплекса помещений system paint - система краски; система окраски (нанесения покрытия) system passive restraint - пассивная система защиты; комплекс пассивных мер обеспечения безопасности system periodic - периодическая система элементов Менделеева system petroleum pipeline - система (сеть) нефтяных трубопроводов; нефтепровод system pipe - трубопроводная система (сеть); трубопровод system platoon - посменное дежурство или организация службы (пожарной охраны) system pneumatic fire detection - пневматический датчик системы обнаружения пожара system power - энергетическая система; силовая сеть system pre-action - автоматическая спринклерная система с предварительным заполнением труб до вскрытия головок system pressurization - система обеспечения избыточного давления (в помещении, здании, на лестничной клетке) system private fire-suppression - автономная система пожаротушения system process piping - система (сеть) технологических трубопроводов system propellant - система ракетного топлива system proprietary alarm - автономная система пожарной сигнализации system protective - система защиты; защита system protective coating - система защитного покрытия system public address - трансляционная сеть system radio controlled - радиоуправляемая система system range-safety - система обеспечения безопасности на полигоне system rapid water - система введения в пожарный водопровод добавки для уменьшения гидравлических потерь system refurnishable ablative thermal protection - восстанавливаемая абляционная система тепловой защиты system relay - система подачи воды вперекачку (автонасосами) system safety - система аварийной защиты или обеспечения безопасности system semisubmersible - полупогружная система (пенного тушения резервуара) system signal-responsive control - автоматическая сигнальная система с обратной связью system smoke detection - система пожарной сигнализации с дымовыми извещателями system sound - безбатарейный телефон system sprinkler - спринклерная система system standard sprinkler - стандартная спринклерная система system standby power - резервная энергетическая система или силовая сеть system standpipe and hose - пожарный стояк с кранами для рукавных линий system suppression - система тушения (пожара) system suspended maneuvering - подвесная система пожаротушения (на вертолете) system tail dry pipe - система пожаротушения с воздушными концевыми трубопроводами system tail end alternate wet and dry pipe - система пожаротушения с воздушно-водяными концевыми трубопроводами system telegraphic fire alarm - телеграфная система пожарной сигнализации system temperature control (thermal control) - система терморегулирования system thermal-protection - система теплозащиты system thermoregulating - система терморегулирования system three-dimensional - пространственная система system three-phase - трехфазная система system three-wire - трехпроводная система system total flooding - система пожаротушения общим затоплением system traffic signal remote control - дистанционная система управления транспортом на перекрестках (для обеспечения беспрепятственного движения пожарных и полицейских машин) system transportation - система перевозок system two-phase - двухфазная система system two-platoon - организация службы в две смены, двухсменное дежурство (пожарной охраны) system warm air - система воздушного отопления system water - система водоснабжения; водопроводная сеть; водопровод system water deluge - дренчерная система пожаротушения system water-distribution - водораспределительная система system water-spray - система пожаротушения распыленной водой system water-spray cooling - система охлаждения распыленной водой system water-spray fixed - стационарная система пожаротушения распыленной водой system water-spray smoke suppression - система осаждения дыма распыленной водой system wet pipe - водонаполненная спринклерная система

- 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