multichannel circuit system

circuit n aerodrome circuit aerodrome taxi circuit aerodrome traffic circuit aerodrome traffic circuit operation aeronautical fixed circuit alert circuit armed circuit backup circuit broken circuit built-in test circuit carry out a circuit of the aerodrome circuit alarm circuit breaker circuit flying circuit pattern circuit protection device circuit rules circuit switched network closed circuit close the circuit complete the circuit connect in circuit control circuit coupling circuit destruct circuit direct speech circuit electrical circuit enter the traffic circuit erection circuit exciting circuit failure detection circuit feedback circuit feed circuit field circuit firing circuit fixed circuit ground circuit ignition circuit input circuit intergrated circuit interlocking circuit left circuit load circuit locking-out circuit loop circuit loop circuit system main trunk circuit monitoring circuit multichannel circuit multichannel circuit system opened circuit open the circuit output circuit parallel circuit power supply circuit printed circuit protective circuit protect the circuit radio link circuit right circuit satellite circuit search circuit self-test circuit series circuit short circuit standby circuit starting circuit switching circuit traffic circuit warning circuit

multichannel circuit multichannel circuit system multichannel recorder

system n abbreviated visual indicator system (глиссады) acceleration warning system accessory power system acoustical measurement system actuating system (механическая) aerial spraying system (например, удобрений) aerodrome alert system aerodrome approach control system aerodrome drainage system aerodrome marking system aerodynamic roll system aileron control system aileron trim system aileron trim tab control system air bleed system (от компрессора) air borne system air brake system air conditioning system (в кабине воздушного судна) air cooling system aircraft control system aircraft electric system aircraft heating system aircraft identification system aircraft integrated data system aircraft landing measurement system aircraft pneumatic system aircraft system aircraft warning system air data computer system airfield lighting system air humidifying system air induction system air-interpreted system airport communication system air pressurization system (кабины) air starting system air surveillance system air traffic audio simulation system (для тренажеров) air traffic control system airway system airworthiness control system alerting system altitude alert system angle guidance system angle-of-attack, slip and acceleration warning system angle-of-attack warning system anticollision lights system anti-icing system (постоянного действия) antiskid system antisurge system (двигателя) approach guidance nose-in to stand system approach lighting system (к ВПП) approach radar system approach system area forecast system (погоды) area navigation system artificial feel system associated aircraft system astronavigation system attitude control system (в полете) audio system augmented lift system noise augmented system autoalarm system autoland system automated data interchange system automated navigation system automated radar terminal system automatic approach system automatic feathering system automatic flight control system automatic landing system automatic monitor system automatic stabilization system (воздушного судна) automatic test system autopilot system autothrottle system (двигателя) autotrim system auxiliary hydraulic system aviation safety reporting system avionic system baggage-clearance system baggage-dispensing system baggage-handling system baggage-tracing system bank counteract system (при отказе одного из двигателей) beam approach beacon system beam-rider system blind landing system blowaway jet system braking system breather system (двигателя) build-in test system cabin heating system cabin temperature control system cable control system calibrate the system calibration system (напр. сигналов) caution system circulating oil system (двигателя) closed cooling system code letter system collective pitch control system (несущего винта) collision avoidance system collision prevention system color coded system Commission for basic Systems compass system compass system coupling unit conditioning-pressurization system (гермокабины) conflict alert system constant speed drive system containment system (фюзеляжа) control system control system load cooling system crew oxygen system crossbar approach lighting system (к ВПП) customs accelerated passenger inspection system cyclic pitch control system (несущего винта) data communication system data handling system data interchange system data link system data processing system data-record system data switching system data system day marking system (объектов в районе аэродрома) defueling system dehydrating system (межстекольного пространства) deicing system (переменного действия) determine air in a system deviation warning system digital flight guidance system dimmer system (напр. экрана локатора) direct-address transponder system direct lift control system discrete address beacon system discrete communication system distance measuring system docking system (воздушного судна с трапом) Doppler computer system (путевой скорости и угла сноса) drainage system drain system dual autoland system dual-channel system (оформления пассажиров) dual ignition system (топлива в двигателе) early warning system electrical generating system electronic engine control system electronic landing aids system emergency brake system emergency hydraulic system emergency lighting system emergency power system emergency shutdown system (двигателя) emergency system (для применения в случае отказа основной) emergency uplock release system (шасси) emergency warning system empennage anti-icing system (постоянного действия) engine anti-icing system (постоянного действия) engine breather system engine control system engine deicing system (переменного действия) engine fuel system engine starting system engine start system engine throttle interlock system engine vent system engine vibration indicating system environmental control system equipment environment control system (воздушного судна) environment control system noise exhaust system (двигателя) exhaust system manifold exhaust system muffler exterior lighting system (посадочные фары, габаритные огни) external electrical power system external load sling system (на вертолете) fail-operative system (сохраняющая работоспособность при единичном отказе) feedback control system feed system (напр. топливом) feel system fin hydraulic system fire detection system fire extinguisher system fire-protection system fire warning system fixed-time dissemination system flaps asymmetry warning system flaps drive system flaps interconnection system flight control boost system flight control gust-lock system (при стоянке воздушного судна) flight control system flight crew oxygen system flight director system flight director system control panel flight environment data system (условий полета) flight inspection system flight management computer system flight management system flight operations system flight recorder system flight simulation system fog dispersal system (в районе ВПП) follow-up cable system follow-up system foot-pound system fuel cross-feed system fuel dip system fuel dump system fuel enrichment system fuel feed system fuel flowmeter system fuel gravity system fuel indicating system fuel injection system fuel jettisoning system (fuel jettisonning system) fuel management system fuel manifold drain system fuel preheat system (на входе в двигатель) fuel storage system fuel supply system fuel system fuel usage system (из баков) gas-cooled system general alarm system generation system generator autoparalleling system glide-path landing system gravity lubricating system (двигателя) ground control system (полетом) ground guidance system ground proximity warning system ground-referenced navigation system ground shift system guidance system guide beam system gyro-magnetic compass system gyro system hazard information system heating system heat system helicopter control system high-intensity lighting system (на аэродроме) high-pressure fuel system hijack alarm system (воздушного судна) hydraulic control boost system hydraulic starting system (двигателя) hydraulic system ice protection system ignition system illuminating system (приборов в кабине экипажа) independent starting system (двигателя) indicating system individual ventilation system inertial control system inertial navigation system inertial sensor system instrument failure warning system instrument guidance system instrument landing system integrated automatic system integrated control system integrated system of airspace control integrated world-wide system (управления полетами) intercommunication system intercooler system interlocking system interlock system international meteorological system interphone system jamming system (радиосигналов) jet deviation control system landing gear indication system landing guidance system landing system landline system lateral control system (воздушным судном) leading edge flap system lead-in lighting system (при заруливании на стоянку) life support system (воздушного судна) load feel system (на органах управления) load grip system localizer antenna system longitudinal control system (воздушным судном) long-range air navigation system loop circuit system low level wind-shear alert system lubrication system Mach-feel system Mach trim system malfunction detection system mandatory reporting system (на борт воздушного судна) mapping radar system maximum speed limiting system mechanical cooling system mechanized baggage dispensing system mileage system (построения тарифов) multichannel circuit system nacelle cooling system (двигателя) national airspace system navigation system navigation system selector noise annoyance rating system nosewheel steering follow-up system nozzle control system oil dilution system oiling system oil scavenge system omnibearing distance system onboard weight and balance system one-step inspection system (пассажиров путем совмещения паспортного и таможенного контроля) open cooling system organized track system passenger address system passenger bypass inspection system (перед вылетом) passenger oxygen system phone system pictorial navigation system (информации) pilot-controller system pilot-interpreted navigation system pitch control system pitch limit system (воздушного винта) pitot-static system platform stabilization system power-boost control system power-operated control system precision approach lighting system precision approach radar system preprocessed data system pressure control system pressure fueling system pressure fuel system pressurization system priming system (топлива в двигатель) propeller feathering system propeller pitch control system prove the system proximity warning system (воздушных судов) public address system push-pull control system (при помощи тяг) Q-feel system radar airborne weather system radar backup system radar guidance system radar homing system radar navigation system radar scanning beam system radar side looking system radar system radio-beacon landing system radio-beacon system radio navigation system radio system radiotelephony network system (воздушных судов) recording system reference system remote control system reproducing system reservations system (мест) restore the system return line system (рабочей жидкости в бак) reversible control system rho-theta navigation system robot-control system (полетом) rotor drive system rotor governing system rudder control system rudder limiting system rudder trim tab control system run fluid through the system runway classification system runway lead-in lighting system runway lighting system satellite-aided tracking system (за воздушным движением) scanning beam guidance system sealing system (напр. люков) search and rescue system selective calling system (на связь) self-contained navigation system self-contained oil system self-contained starting system self-test system shock absorption system short range radio navigation system simple approach lighting system (к ВПП) slip warning system slope indicator system smoke detection system (в кабине воздушного судна) speed brake system speed control system (полета) spraying system (удобрений) stall barrier system stall prevention system (на крыло) stall warning system (на крыло) standard approach system standard beam approach system standby system starting system static discharging system static system (система статического давления) steering system stick shaker system (при достижении критического угла атаки) suppressor exhaust system switching system system leakage device system of monitoring visual aids (на аэродроме) system of units (измерения) system preservation filler systems compartment systems operator pilot Systems Study section (ИКАО) tab control system tactical air navigation system takeoff monitoring system tank pressurizating system taxiing guidance system teletype broadcast system test the system three-axis autostabilization system thrust augmentor system (двигателя) thrust reverser interlock system thrust reverser system thrust system tracking system (за полетом) traffic alert system transmission rotor drive system trim system (воздушного судна) triplex system turn off the system turn on the system two-frequency glide path system two-frequency localizer system two-shot fire extinguishing system unarm the system unassisted control system utility hydraulic system ventilation system (кабины) vent system visual approach slope indicator system visual docking guidance system voice communication system voice recorder system (экипажа) warning flag movement system warning system warning system control unit water injection system (на входе в двигатель) water supply system weight system (багажа или груза) wind flaps control system window demisting system (межстекольного пространства) windshear warning system windshield anti-icing system wing anti-icing system wing flap control system wing-flap system wing spoiler system wire collision avoidance system wireless system wire system World Geographic Reference system

- 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