Home Power Line Communication

- access line
- acoustic delay line
- acoustic line
- active line
- adjustable line
- air-strip transmission line
- air-suspend strip line
- alternate-phone line
- analog-junction line
- artificial-cable line
- artificial-transmission line
- associated line
- asymmetrical digital subscriber line
- audio-communication line
- automatic binary data link line
- available line
- backbone line
- balanced aerial line
- balanced cable line
- balanced line
- balanced transmission line
- beaded-transmission line
- branch bus line
- branch line
- bridging line
- bus line
- busy line
- cable line
- called line
- calling line
- carrier line
- central-office line
- coaxial line
- coaxial-cable line
- coaxial-transmission line
- common-talking line
- common-use line
- communication line
- compressed SLIP line
- contact-wire line
- control line
- coplanar transmission line
- coupled-transmission lines
- crawl line
- current line
- customer line
- data line
- data-conversion line
- data-transmission line
- dc line
- dead line
- dedicated line
- delay line
- dial line
- dialed line
- dial-up line
- digital active line
- digital delay line
- digital junction line
- digital relay line
- direct line
- disconnected line
- disengaged line
- distributed line
- drive line
- dual-use line
- end line
- exchange line
- exciting line
- exclusive line
- executive line
- exponential-transmission line
- extended-subscriber line
- external communication line
- faulted line
- feed line
- few-channel relay line
- fiber-optic communication line
- flyback line
- Fucashime-to-Camae line
- ground-return line
- hairpin line
- half-wave transmission line
- helix line
- helix-transmission line
- home line
- horizontal line
- hot line
- idle line
- inactive line
- incoming local line
- incoming trunk line
- individual line
- Indonesia-to-Singapore coaxial-cable line
- inductive-communication line
- interconnection line
- internal communication line
- internal connection line
- international communication line
- interswitchboard line
- intraareal relay line
- inverted-microstrip line
- land line
- leased line
- Lecher line
- limiting mode line
- link line
- load line
- local cable line
- local line
- locked-in line
- long line
- long-distance line
- loss-free line
- lossy line
- lunar line
- magnetostatic delay line
- main line
- main radio relay line
- matched transmission line
- microslot line
- microstrip line
- microwave acoustic delay line
- mismatch-slotted line
- multidrop line
- multistation party line
- multiterminal line
- nonresonant line
- nonshielded transmission line
- nonuniform transmission line
- n-wire subscriber line
- offnet access line
- open-circuited line
- open-phase line
- outer communication line
- outgoing line
- outward line
- Pacific Ocean cable line
- party line
- phase-compensating line
- phasing line
- physical line
- pipeline-microwave line
- point-to-point line
- poor quality line
- printer line
- private line
- public line
- quarter-wave line
- quartz delay line
- radio-frequency line
- radio-frequency transmission line
- receiving line
- reflection line
- relay line
- remote subscriber line
- reporting line
- reserved line
- retrace line
- return line
- ring power transmission line
- road communication line
- scan line
- scanning line
- semipermanent line
- shielded transmission line
- signal line
- signaling line
- single-cable communication line
- single-interval tropospheric line
- single-subscriber line
- single-wire communication line
- single-wire line
- slotted line
- sonic delay line
- space communication line
- special-grade access line
- spectrum line
- strip line
- strip transmission line
- strobe line
- stub-supported line
- submarine line
- submarine-cable line
- subscriber line
- surface wave line
- surface wave transmission line
- T1 line
- T3 line
- tapped-delay line
- telecommunication line
- telegraph line
- telephone line
- terrestrial line
- three-cable communication line
- tie line
- toll line
- transatlantic fiber optic communication line
- transatlantic telephone line
- transocean-telegraph line
- transverse-junction line
- traveling line
- tropospheric line
- trunk junction line
- trunk line
- tunnel guide line
- TV-line
- two-cable communication line
- two-wire communication line
- two-wire line
- two-wire-rail line
- unbalanced line
- unbalanced transmission line
- uniform line
- uniform transmission line
- waiting line
- waveguide line
- wire line

I - lines of force
- line of graph
- line of position
- line of sight
- lines per inch
- lines per minute
- absorption line
- access line
- aclinic line
- acoustic delay line
- acoustic transmission line
- active line
- active acoustoelectric delay line
- address line
- addressing line
- aerial line
- agonic line
- analog line
- analog delay line
- antiferromagnetic-resonance line
- anti-Stokes line
- artificial delay line
- ascender line
- assembly line
- associated line
- asymmetric digital subscriber line
- available line
- backbone line
- background line
- backward-magnetostatic-wave delay line
- balanced line
- balanced multiphase line
- balanced transmission line
- base line
- beaded transmission line
- bit line
- blank line
- Bloch line
- bridging line
- bucket-brigade delay line
- bulk-magnetostatic-wave delay line
- bus line
- busy line
- bypass line
- cache line
- called line
- calling line
- carrier line
- clean line
- clock line
- closed-loop delay line
- club line
- coaxial line
- coaxial transmission line
- comb line
- command line
- common-talking line
- common-use line
- communication line
- concentric line
- conductor line
- control line
- coplanar transmission line
- coupled transmission lines
- course line
- credit line
- cryogenic delay line
- current line
- current-flow line
- customer line
- D-line
- date line
- data line
- datum line
- dedicated line
- dee line
- descender line
- delay line
- DEW line
- dial-up line
- diffraction delay line
- digital line
- digital delay line
- digital subscriber line
- direct line
- direction line
- dirty line
- disengaged line
- disk delay line
- dislocation line
- dispersive SAW delay line
- dispersive transmission line
- display line
- dissipation line
- dissipationless line
- distant early-warning line
- distributed-constant line
- Doppler-broadened line
- drive line
- dual-use line
- duplex artificial line
- dynamic-load line
- E-lines
- echo delay line
- edit line
- electric lines of force
- electric delay line
- electric field lines
- electric flux lines
- electroacoustic delay line
- electromagnetic delay line
- electronically variable delay line
- emission line
- empty line
- engaged line
- entry line
- equipotential line
- equivalent periodic line
- exchange line
- exciting line
- exclusive line
- exclusive exchange line
- exponential transmission line
- feed line
- feedforward delay line
- ferrimagnetic-resonance line
- ferrite delay line
- ferrite-dielectric transmission line
- ferromagnetic-resonance line
- fiber delay line
- fiber-optic delay line
- field line
- flat line
- flux line
- flyback line
- folded delay line
- forbidden line
- foreign exchange line
- forward magnetostatic-wave delay line
- Fraunhofer lines
- frozen field line
- G-line
- generation line
- ghost lines
- global data line
- Goubau line
- grating delay line
- grid line
- guide line
- Guillemin line
- H-lines
- half-wave transmission line
- heavy line
- helical delay line
- helix transmission line
- hidden line
- high data-rate digital subscriber line
- home line
- horizontal line
- horizontal Bloch line
- horizontal retrieval line
- hot line
- hyperfine line
- idle line
- incoming line
- individual line
- infinite line
- inhibit line
- inhibiting line
- inhomogeneously broadened line
- interdigital line
- interrupt request line
- interswitchboard line
- invalid line
- IRQ line - isocandela line
- isochromatic line
- isoclinic line
- isocost line
- isolux line
- isomagnetic line
- junction line
- Kikuchi lines
- Kossel lines
- ladder line
- laser line
- LD line
- leased line
- Lecher line
- liquid delay line
- liquidus line
- load line
- loaded line
- local line
- localizer on-course line
- locked-in line
- long line
- long-distance line
- long-transmission line
- loran line
- loss-free line
- lossless line
- lossy line
- low-loss line
- luminescence line
- lumped-constant line
- MAD line
- magnetic lines of force
- magnetic-core delay line
- magnetic delay line
- magnetic field lines
- magnetic flux lines
- magnetoacoustic delay line
- magnetoelastic delay line
- magnetostatic delay line
- magnetostrictive delay line
- main line
- matched transmission line
- meander line
- mercury delay line
- metastable Bloch line
- microstrip line
- microstrip transmission line
- microwave acoustic delay line
- microwave relay line
- modified line
- monolithic delay line
- MOS neuristor line
- multiconductor transmission line
- multidrop line
- multilayer delay line
- multiplexed line
- multipoint line
- multistation party line
- multitapped delay line
- narrow-band data line
- Neel line
- neutral line
- new line
- nondispersive delay line
- nonresonant line
- nonspectral line
- nonswitched line - omnibearing line
- one-port delay line
- one-way line
- one-way transmission line
- open-wire transmission line
- operating line
- optical delay line
- optical transmission line
- order-wire line
- orphan line
- oscillating line
- outgoing line
- outward line
- overhead line
- overhead transmission line
- parallel-wire line
- party line
- periodic line
- perpendicular diffraction delay line
- phase equilibrium line
- phase transition line
- phasing line
- piled-up Bloch lines
- point-to-point line
- pole line
- polygonal delay line
- potted line
- power line
- printer line
- private line
- privately leased line
- production line
- propagation line
- pulse-forming line
- punched-through Bloch line
- quantized-flux line
- quarter-wave line
- quarter-wave transmission line
- quartz delay line
- quasi-digital delay line
- radar line of sight
- radial transmission line
- radio line of position
- radio-frequency line
- radio-frequency transmission line
- Raman line
- Ramsey line
- rate adaptive digital subscriber line
- Rayleigh line
- recirculating delay line
- recoil line
- recording line
- reference line
- regression line
- relay line
- repeater line
- resonance line
- resonant line
- retrace line
- return line
- rhumb line
- satellite communications line
- SAW delay line
- scanning line
- scribe line
- sense line
- serial line
- service line
- shared line
- shared service line
- shebang line
- shielded transmission line
- signal line
- single-ended echo line
- single-line digital subscriber line
- single-pair symmetrical digital subscriber line
- single-wire line
- single-wire transmission line
- slip line
- slotted line
- solid line
- solid-state transmission line
- solidus line
- sonic delay line
- space communications line
- spectral line
- spectrum line
- spin delay line
- spiral delay line
- spontaneous line
- spur line
- staff line
- status line
- Stokes line
- strip line
- strip delay line
- strip transmission line
- strobe line
- strong line
- stub-supported line
- subscriber line
- superconducting coaxial delay line
- surface-acoustic-wave delay line
- surface-magnetostatic-wave delay line
- surface-wave delay line
- surface-wave transmission line
- survey line
- switched line
- symmetrical digital subscriber line
- T1 line
- T-1 line
- T1C line
- T-1C line
- T2 line
- T-2 line
- T3 line
- T-3 line
- T4 line
- T-4 line
- tapered transmission line
- tapped delay line
- telegraph line
- terminated line
- terrestrial line
- thin line
- tie line
- time line
- time-delay line
- toll line
- transmission line
- transmission test line
- trend line
- trough line
- trunk line
- twin line
- two-port delay line
- ultrasonic delay line
- unbalanced line
- unconditioned line
- unicursal line
- uniform line
- universal asymmetric digital subscriber line
- unwinding Bloch line
- variable delay line
- vector line
- vertical line
- vertical Bloch line
- vertical return line
- very high data-rate digital subscriber line - waveguide delay line
- wedge dispersive delay line
- weighted tapped line
- widow line
- word line
- wrap-around delay line
- write line
- x-digital subscriber line II = Ln

- access line
- aclinic line
- acoustic delay line
- acoustic transmission line
- active acoustoelectric delay line
- active line
- address line
- addressing line
- aerial line
- agonic line
- analog delay line
- analog line
- antiferromagnetic-resonance line
- anti-Stokes line
- artificial delay line
- ascender line
- assembly line
- associated line
- asymmetric digital subscriber line
- available line
- backbone line
- background line
- backward-magnetostatic-wave delay line
- balanced line
- balanced multiphase line
- balanced transmission line
- base line
- beaded transmission line
- bit line
- blank line
- Bloch line
- bridging line
- bucket-brigade delay line
- bulk-magnetostatic-wave delay line
- bus line
- busy line
- bypass line
- cache line
- called line
- calling line
- carrier line
- clean line
- clock line
- closed-loop delay line
- club line
- coaxial line
- coaxial transmission line
- comb line
- command line
- common-talking line
- common-use line
- communication line
- concentric line
- conductor line
- control line
- coplanar transmission line
- coupled transmission lines
- course line
- credit line
- cryogenic delay line
- current line
- current-flow line
- customer line
- data line
- date line
- datum line
- dedicated line
- dee line
- delay line
- descender line
- DEW line
- dial-up line
- diffraction delay line
- digital delay line
- digital line
- digital subscriber line
- direct line
- direction line
- dirty line
- disengaged line
- disk delay line
- dislocation line
- dispersive SAW delay line
- dispersive transmission line
- display line
- dissipation line
- dissipationless line
- distant early-warning line
- distributed-constant line
- D-line
- Doppler-broadened line
- drive line
- dual-use line
- duplex artificial line
- dynamic-load line
- echo delay line
- edit line
- electric delay line
- electric field lines
- electric flux lines
- electric lines of force
- electroacoustic delay line
- electromagnetic delay line
- electronically variable delay line
- E-lines
- emission line
- empty line
- engaged line
- entry line
- equipotential line
- equivalent periodic line
- exchange line
- exciting line
- exclusive exchange line
- exclusive line
- exponential transmission line
- feed line
- feedforward delay line
- ferrimagnetic-resonance line
- ferrite delay line
- ferrite-dielectric transmission line
- ferromagnetic-resonance line
- fiber delay line
- fiber-optic delay line
- field line
- flat line
- flux line
- flyback line
- folded delay line
- forbidden line
- foreign exchange line
- forward magnetostatic-wave delay line
- Fraunhofer lines
- frozen field line
- G line
- generation line
- ghost lines
- global data line
- Goubau line
- grating delay line
- grid line
- guide line
- Guillemin line
- half-wave transmission line
- heavy line
- helical delay line
- helix transmission line
- hidden line
- high data-rate digital subscriber line
- H-lines
- home line
- horizontal Bloch line
- horizontal line
- horizontal retrieval line
- hot line
- hyperfine line
- idle line
- incoming line
- individual line
- infinite line
- inhibit line
- inhibiting line
- inhomogeneously broadened line
- interdigital line
- interrupt request line
- interswitchboard line
- invalid line
- IRQ line
- ISDN digital subscriber line
- isobathic line
- isocandela line
- isochromatic line
- isoclinic line
- isocost line
- isolux line
- isomagnetic line
- junction line
- Kikuchi lines
- Kossel lines
- ladder line
- laser line
- LD line
- leased line
- Lecher line
- line of code
- line of graph
- line of position
- line of sight
- lines of force
- lines per inch
- lines per minute
- liquid delay line
- liquidus line
- load line
- loaded line
- local line
- localizer on-course line
- locked-in line
- long line
- long-distance line
- long-transmission line
- loran line
- loss-free line
- lossless line
- lossy line
- low-loss line
- luminescence line
- lumped-constant line
- MAD line
- magnetic delay line
- magnetic field lines
- magnetic flux lines
- magnetic lines of force
- magnetic-core delay line
- magnetoacoustic delay line
- magnetoelastic delay line
- magnetostatic delay line
- magnetostrictive delay line
- main line
- matched transmission line
- meander line
- mercury delay line
- metastable Bloch line
- microstrip line
- microstrip transmission line
- microwave acoustic delay line
- microwave relay line
- modified line
- monolithic delay line
- MOS neuristor line
- multiconductor transmission line
- multidrop line
- multilayer delay line
- multiplexed line
- multipoint line
- multistation party line
- multitapped delay line
- narrow-band data line
- Neel line
- neutral line
- new line
- nondispersive delay line
- nonresonant line
- nonspectral line
- nonswitched line
- nonuniform transmission line
- null line
- omnibearing line
- one-port delay line
- one-way line
- one-way transmission line
- open-wire transmission line
- operating line
- optical delay line
- optical transmission line
- order-wire line
- orphan line
- oscillating line
- outgoing line
- outward line
- overhead line
- overhead transmission line
- parallel-wire line
- party line
- periodic line
- perpendicular diffraction delay line
- phase equilibrium line
- phase transition line
- phasing line
- piled-up Bloch lines
- point-to-point line
- pole line
- polygonal delay line
- potted line
- power line
- printer line
- private line
- privately leased line
- production line
- propagation line
- pulse-forming line
- punched-through Bloch line
- quantized-flux line
- quarter-wave line
- quarter-wave transmission line
- quartz delay line
- quasi-digital delay line
- radar line of sight
- radial transmission line
- radio line of position
- radio-frequency line
- radio-frequency transmission line
- Raman line
- Ramsey line
- rate adaptive digital subscriber line
- Rayleigh line
- recirculating delay line
- recoil line
- recording line
- reference line
- regression line
- relay line
- repeater line
- resonance line
- resonant line
- retrace line
- return line
- rhumb line
- satellite communications line
- SAW delay line
- scanning line
- scribe line
- sense line
- serial line
- service line
- shared line
- shared service line
- shebang line
- shielded transmission line
- signal line
- single-ended echo line
- single-line digital subscriber line
- single-pair symmetrical digital subscriber line
- single-wire line
- single-wire transmission line
- slip line
- slotted line
- solid line
- solid-state transmission line
- solidus line
- sonic delay line
- space communications line
- spectral line
- spectrum line
- spin delay line
- spiral delay line
- spontaneous line
- spur line
- staff line
- status line
- Stokes line
- strip delay line
- strip line
- strip transmission line
- strobe line
- strong line
- stub-supported line
- subscriber line
- superconducting coaxial delay line
- surface-acoustic-wave delay line
- surface-magnetostatic-wave delay line
- surface-wave delay line
- surface-wave transmission line
- survey line
- switched line
- symmetrical digital subscriber line
- T1 line
- T-1 line
- T1C line
- T-1C line
- T2 line
- T-2 line
- T3 line
- T-3 line
- T4 line
- T-4 line
- tapered transmission line
- tapped delay line
- telegraph line
- terminated line
- terrestrial line
- thin line
- tie line
- time line
- time-delay line
- toll line
- transmission line
- transmission test line
- trend line
- trough line
- trunk line
- twin line
- two-port delay line
- ultrasonic delay line
- unbalanced line
- unconditioned line
- unicursal line
- uniform line
- universal asymmetric digital subscriber line
- unwinding Bloch line
- variable delay line
- vector line
- vertical Bloch line
- vertical line
- vertical return line
- very high data-rate digital subscriber line
- voice over digital subscriber line
- W line
- waveguide delay line
- wedge dispersive delay line
- weighted tapped line
- widow line
- word line
- wrap-around delay line
- write line
- x digital subscriber line

- 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