subscriber identification signal

- acknowledgement signal
- active line duration signal
- actuating signal
- alarm signal
- alarm indication signals
- alias signal
- all-sky signal
- alternation mark inversion signal
- altitude signal
- AMI signal
- amplitude-modulated signal
- analog signal
- analog/mixed signal
- anisochronous digital signal
- antipodal signal
- ATF signal
- audio signal
- aural signal
- autoalarm signal
- automatic track finding signal
- B-signal
- band-limited signal
- bandpass signal
- baseband signal
- beam signal
- bidirectional signal
- binary signal
- bioelectric signal
- bipolar signal
- black signal
- black peak signal
- blanked picture signal
- blanking signal
- blocking signal
- blue signal
- broadband signal
- burst signal
- busy signal
- busy back signal
- busy-flash signal
- B-Y signal
- call signal
- call progress signal
- call-confirmation signal
- call-control signal
- called-number signals
- camera signal
- carrier chrominance signal
- carrier color signal
- carrier detect signal
- carry signal
- carry clear signal
- carry complete signal
- carry initiating signal
- case-shift signal
- CD signal
- challenging signal
- channel identification signal
- chirp signal
- chroma signal
- chrominance signal
- circuit available signal
- clear signal
- clear back signal
- clear forward signal
- clearing signal
- clipped signal
- clock signal
- coded signal
- coherent signal
- color signal
- color-bar signal
- color-burst signal
- color-difference signal
- color identification signal
- color-picture signal
- color-sync signal
- color-television signal
- color video signal
- command destruct signal
- common-mode signal
- comparison signal
- compelled signal
- compensation signal
- complex analytical signal
- component signal
- component color signal
- component video signal
- composite signal
- composite color signal
- composite-one-line signal
- composite picture signal
- composite video signal
- compressed signal
- confusion signal
- contaminating signal
- control signal
- convergence signal
- convolved signals
- course-fine encoded video signal
- dark-spot signal
- data signal
- DC signal
- decoded signal
- dehopped signal
- desired signal
- despread signal
- detectable signal
- deterministic signal
- difference signal
- differential-mode signal
- digital signal
- digital signal of level 0
- digital signal of level 1
- digital signal of level 1C
- digital signal of level 2
- digital signal of level 3
- digital signal of level 4
- direct-sequence signal
- direct-sequence spread-spectrum signal
- discernible signal
- disconnect signal
- disk changed signal
- distinguishable signal
- distress signal
- Doppler-invariant signal
- Doppler-shifted signal
- double-sideband signal
- downstream signal
- driving signal
- duobinary signal
- echo signal
- electric signal
- element difference signal
- emergency signal
- enabling signal
- enciphered signal
- end-of-block signal
- end-of-copy signal
- end-of-data signal
- end-of-impulsing signal
- end-of-message signal
- end-of-pulsing signal
- end-of-selection signal
- engaged signal
- erasure signal
- error signal
- excitatory signal
- facsimile signal
- facsimile framing signal
- facsimile phasing signal
- false signal
- fault signal
- feedback control signal
- field sawtooth signal
- figures-shift signal
- fluctuating signal
- flyback signal
- forward recall signal
- frame-alignment signal
- frame difference signal
- frame sync signal
- framing signal
- free-line signal
- frequency-hopped signal
- frequency-modulated signal
- frequency-shift signal
- full bandwidth signal
- FS signal
- G-signal
- gating signal
- Gaussian signal
- ghost signal
- global signal
- green signal
- guidance signal
- G-Y signal
- hang-up signal
- heterochronous digital signals
- high-frequency signal
- high-level signal
- homing signal
- homochronous digital signals
- horizontal sync signal
- I-signal
- IBG signal
- identification signal
- idle indication signal
- IF signal
- IFF target signal
- impulse signal
- incoming signal
- inhibiting signal
- inhibitory signal
- injected signal
- in-phase signal
- input signal
- insertion test signal
- intelligence signal
- inter-block gap signal
- interfering signal
- interfield test signal
- intermediate frequency signal
- international code signal
- interrogation signal
- interrupt signal
- inversion signal
- isochronous digital signal
- jamming signal
- L-signal
- large signal
- laser signal
- LB signal
- left signal
- left-backward signal
- left-forward signal
- LF signal
- limited signal
- linear FM signal
- line identification signal
- line sawtooth signal
- line sync signal
- locking signal
- logic signal
- loop actuating signal
- loop difference signal
- loop error signal
- loop feedback signal
- loop input signal
- loop return signal
- loop output signal
- low-frequency signal
- low-level signal
- low-level radio-frequency signal
- luminance signal
- M-signal
- mark signal
- marking signal
- masking signal
- mesochronous digital signals
- message signal
- message-bearing signal
- microwave signal
- MIDI signal
- minimum detectable signal
- minimum discernible signal
- mixed signal
- modulating signal
- monochrome signal
- monophonic signal
- multimode signal
- multiplexed signal
- myoelectric signal
- N-signal
- narrow-band signal
- naught signal
- negative-going signal
- neuroelectric signal
- noise signal
- noise-free signal
- noise-like signal
- noisy signal
- nominal detectable signal
- noncompelled signal
- noncomposite signal
- number received signal
- offering signal
- off-hook signal
- omnibearing signal
- on-course signal
- on-hook signal
- optical signal
- outcoming signal
- output signal
- P-signal
- packetized signal
- partial-response signal
- PCM signal
- permanent signal
- phantom signal
- phase-modulated signal
- phase-shift signal
- phase-shift keyed signal
- phasing signal
- photoelectric signal
- pickup signal
- picture signal
- picture-phone signal
- picture-shading signal
- pilot signal
- playback signal
- plesiochronous digital signals
- polar signal
- positive-going signal
- print contrast signal
- probing signal
- program signal
- protected signal
- pseudonoise signal
- pseudorandom signal
- pseudo-ternary signal
- pulsar signal
- pulse-code modulation signal
- pulsed signal
- Q-signal
- quadrature-phase subcarrier signal
- quantized signal
- R-signal
- radio signal
- radio-frequency signal
- radio star signal
- radiotelephone distress signal
- random signal
- RB signal
- read signal
- reading signal
- ready-to-receive signal
- rectified signal
- red signal
- redundant signal
- reference signal
- reorder signal
- request signal
- rering signal
- restoring signal
- retransmitted signal
- returned signal
- RF signal
- RGB signals
- right signal
- right-backward signal
- right-forward signal
- ringing signal
- robust signal
- round-the-world signal
- R-Y signal
- S-signal
- sampled signal
- saturated signal
- saturating signal
- saw-tooth signal
- scrambling signal
- sense signal
- shading compensation signal
- singing signal
- single-mode signal
- single-sideband signal
- small signal
- sound signal
- sounding signal
- space signal
- spacing signal
- speech signal
- spread-spectrum signal
- spurious signal
- square signal
- square-wave signal
- SSB signal
- staircase video signal
- standard composite picture signal
- standard-frequency signal
- standard television signal
- start signal
- start-record signal
- start-stop signal
- status signal
- steady-state signal
- stereo signal
- stereophonic signal
- stereophonic multiplex signal
- stop signal
- stop-record signal
- stuffed signal
- subscriber identification signal
- sum signal
- supersync signal
- supervisory signal
- swept signal
- sync signal
- synchronizing signal
- synchronous transport signal
- synthetic speech signal
- target signal
- television signal
- television relay signal
- television standard signal
- test signal
- test line signal
- test-pattern signal
- threshold signal
- time signal
- time-limited signal
- timing signal
- tracking signal
- trigger signal
- triggering signal
- tristimulus signals
- unstuffed signal
- unvoiced signal
- upstream signal
- vertical insertion test signal
- vertical interval signal
- vertical sync signal
- vestigial sideband signal
- video signal
- visual signal
- voice signal
- voiced signal
- weighted signal
- white signal
- write signal
- Y-signal

- fixed-frequency identification
- fixed-frequency friend-or-foe identification
- friend-or-foe identification
- lead identification
- level identification - model identification
- monitor identification
- object identification
- odor identification
- parallel identification
- pattern identification
- point identification
- problem identification
- program identification
- radar identification
- radar target identification - speaker identification
- state identification - underwater-sounds identification
- voice-print identification
- workpiece identification

- biometric identification
- caller identification
- calling-line identification
- central processing unit identification
- display identification
- extended display identification
- face identification
- fixed-frequency friend-or-foe identification
- fixed-frequency identification
- friend-or-foe identification
- identification of modes
- lead identification
- level identification
- location area identification
- machine identification
- model identification
- monitor identification
- object identification
- odor identification
- parallel identification
- pattern identification
- point identification
- problem identification
- program identification
- radar identification
- radar target identification
- run-time type identification
- signal identification
- speaker identification
- state identification
- subscriber call waiting identification
- target identification
- television identification
- transition identification
- underwater-sounds identification
- voice-print identification
- workpiece identification

- acknowledgement sign
- active line duration sign
- actuating sign
- alarm indication signs
- alarm sign
- alias sign
- all-sky sign
- alternation mark inversion sign
- altitude sign
- AMI sign
- amplitude-modulated sign
- analog sign
- analog/mixed sign
- anisochronous digital sign
- antipodal sign
- ATF sign
- audio sign
- aural sign
- autoalarm sign
- automatic track finding sign
- band-limited sign
- bandpass sign
- baseband sign
- beam sign
- bidirectional sign
- binary sign
- bioelectric sign
- bipolar sign
- black peak sign
- black sign
- blanked picture sign
- blanking sign
- blocking sign
- blue sign
- broadband sign
- B-sign
- burst sign
- busy back sign
- busy sign
- busy-flash sign
- B-Y sign
- call progress sign
- call sign
- call-confirmation sign
- call-control sign
- called-number signs
- camera sign
- carrier chrominance sign
- carrier color sign
- carrier detect sign
- carry clear sign
- carry complete sign
- carry initiating sign
- carry sign
- case-shift sign
- CD sign
- challenging sign
- channel identification sign
- chirp sign
- chroma sign
- chrominance sign
- circuit available sign
- clear back sign
- clear forward sign
- clear sign
- clearing sign
- clipped sign
- clock sign
- coded sign
- coherent sign
- color identification sign
- color sign
- color video sign
- color-bar sign
- color-burst sign
- color-difference sign
- color-picture sign
- color-sync sign
- color-television sign
- command destruct sign
- common-mode sign
- comparison sign
- compelled sign
- compensation sign
- complex analytical sign
- component color sign
- component sign
- component video sign
- composite color sign
- composite picture sign
- composite sign
- composite video sign
- composite-one-line sign
- compressed sign
- confusion sign
- contaminating sign
- control sign
- convergence sign
- convolved signs
- course-fine encoded video sign
- dark-spot sign
- data sign
- DC sign
- decoded sign
- dehopped sign
- desired sign
- despread sign
- detectable sign
- deterministic sign
- difference sign
- differential-mode sign
- digital sign of level 0
- digital sign of level 1
- digital sign of level 1C
- digital sign of level 2
- digital sign of level 3
- digital sign of level 4
- digital sign
- direct-sequence sign
- direct-sequence spread-spectrum sign
- discernible sign
- disconnect sign
- disk changed sign
- distinguishable sign
- distress sign
- Doppler-invariant sign
- Doppler-shifted sign
- double-sideband sign
- downstream sign
- driving sign
- duobinary sign
- echo sign
- electric sign
- element difference sign
- emergency sign
- enabling sign
- enciphered sign
- end-of-block sign
- end-of-copy sign
- end-of-data sign
- end-of-impulsing sign
- end-of-message sign
- end-of-pulsing sign
- end-of-selection sign
- engaged sign
- erasure sign
- error sign
- excitatory sign
- facsimile framing sign
- facsimile phasing sign
- facsimile sign
- false sign
- fault sign
- feedback control sign
- field sawtooth sign
- figures-shift sign
- fluctuating sign
- flyback sign
- forward recall sign
- frame difference sign
- frame sync sign
- frame-alignment sign
- framing sign
- free-line sign
- frequency-hopped sign
- frequency-modulated sign
- frequency-shift sign
- FS sign
- full bandwidth sign
- gating sign
- Gaussian sign
- ghost sign
- global sign
- green sign
- G-sign
- guidance sign
- G-Y sign
- hang-up sign
- heterochronous digital signs
- high-frequency sign
- high-level sign
- homing sign
- homochronous digital signs
- horizontal sync sign
- IBG sign
- identification sign
- idle indication sign
- IF sign
- IFF target sign
- impulse sign
- incoming sign
- inhibiting sign
- inhibitory sign
- injected sign
- in-phase sign
- input sign
- insertion test sign
- intelligence sign
- inter-block gap sign
- interfering sign
- interfield test sign
- intermediate frequency sign
- international code sign
- interrogation sign
- interrupt sign
- inversion sign
- I-sign
- isochronous digital sign
- jamming sign
- L sign
- large sign
- laser sign
- LB sign
- left sign
- left-backward sign
- left-forward sign
- LF sign
- limited sign
- line identification sign
- line sawtooth sign
- line sync sign
- linear FM sign
- locking sign
- logic sign
- loop actuating sign
- loop difference sign
- loop error sign
- loop feedback sign
- loop input sign
- loop output sign
- loop return sign
- low-frequency sign
- low-level radio-frequency sign
- low-level sign
- luminance sign
- mark sign
- marking sign
- masking sign
- mesochronous digital signs
- message sign
- message-bearing sign
- microwave sign
- MIDI sign
- minimum detectable sign
- minimum discernible sign
- mixed sign
- modulating sign
- monochrome sign
- monophonic sign
- M-sign
- multimode sign
- multiplexed sign
- myoelectric sign
- N sign
- narrow-band sign
- naught sign
- negative-going sign
- neuroelectric sign
- noise sign
- noise-free sign
- noise-like sign
- noisy sign
- nominal detectable sign
- noncompelled sign
- noncomposite sign
- number received sign
- offering sign
- off-hook sign
- omnibearing sign
- on-course sign
- on-hook sign
- optical sign
- outcoming sign
- output sign
- P sign
- packetized sign
- partial-response sign
- PCM sign
- permanent sign
- phantom sign
- phase-modulated sign
- phase-shift keyed sign
- phase-shift sign
- phasing sign
- photoelectric sign
- pickup sign
- picture sign
- picture-phone sign
- picture-shading sign
- pilot sign
- playback sign
- plesiochronous digital signs
- polar sign
- positive-going sign
- print contrast sign
- probing sign
- program sign
- protected sign
- pseudonoise sign
- pseudorandom sign
- pseudo-ternary sign
- pulsar sign
- pulse-code modulation sign
- pulsed sign
- Q-sign
- quadrature-phase subcarrier sign
- quantized sign
- R sign
- radio sign
- radio star sign
- radio-frequency sign
- radiotelephone distress sign
- random sign
- RB sign
- read sign
- reading sign
- ready-to-receive sign
- rectified sign
- red sign
- redundant sign
- reference sign
- reorder sign
- request sign
- rering sign
- restoring sign
- retransmitted sign
- returned sign
- RF sign
- RGB signs
- right sign
- right-backward sign
- right-forward sign
- ringing sign
- robust sign
- round-the-world sign
- R-Y sign
- sampled sign
- saturated sign
- saturating sign
- saw-tooth sign
- scrambling sign
- sense sign
- shading compensation sign
- singing sign
- single-mode sign
- single-sideband sign
- small sign
- sound sign
- sounding sign
- space sign
- spacing sign
- speech sign
- spread-spectrum sign
- spurious sign
- square sign
- square-wave sign
- SSB sign
- S-sign
- staircase video sign
- standard composite picture sign
- standard television sign
- standard-frequency sign
- start sign
- start-record sign
- start-stop sign
- status sign
- steady-state sign
- stereo sign
- stereophonic multiplex sign
- stereophonic sign
- stop sign
- stop-record sign
- stuffed sign
- subscriber identification sign
- sum sign
- supersync sign
- supervisory sign
- swept sign
- sync sign
- synchronizing sign
- synchronous transport sign
- synthetic speech sign
- target sign
- television relay sign
- television sign
- television standard sign
- test line sign
- test sign
- test-pattern sign
- threshold sign
- time sign
- time-limited sign
- timing sign
- tracking sign
- trigger sign
- triggering sign
- tristimulus signs
- unstuffed sign
- unvoiced sign
- upstream sign
- vertical insertion test sign
- vertical interval sign
- vertical sync sign
- vestigial sideband sign
- video sign
- visual sign
- voice sign
- voiced sign
- weighted sign
- white sign
- write sign
- Y-sign

- 2D circuit
- 3D circuit
- absorbing circuit
- absorption circuit
- ac circuit
- acceptor circuit
- adaptive logic circuit
- additive printed circuit
- adjustable threshold logic circuit
- aerial circuit
- alive circuit
- aluminium-gate MOS integrated circuit
- aluminum-gate MOS integrated circuit
- AM detecting circuit
- analog circuit
- ancillary circuit
- AND circuit
- anode circuit
- antenna circuit
- anticlutter circuit
- anticoincidence circuit
- antihunt circuit
- antijamming circuit
- anti-Karp circuit
- antiresonance circuit
- antiresonant circuit
- antisidetone circuit
- aperiodic circuit
- application-specific integrated circuit
- approved circuit
- array integrated circuit
- astable circuit
- autodyne circuit
- automatic start circuit
- averaging circuit
- azimuth-sweep circuit
- back-plate circuit
- back-to-back circuit
- balanced circuit
- base-line marker circuit
- basic circuit
- beta circuit
- beta feedback circuit
- bias circuit
- bidirectional clamping circuit
- bilateral circuit
- bipolar circuit
- bipolar integrated circuit
- bistable circuit
- bistable multivibrator circuit
- black stretch circuit
- black-level restoring circuit
- black-level setting circuit
- blanking circuit
- bootstrap circuit
- bound circuit
- boxcar circuit
- branch circuit
- branched circuit
- bridge circuit
- bridged circuit
- broken circuit
- bubble annihilation circuit
- bubble circuit
- bubble detection circuit
- bubble propagation circuit
- bubble replication circuit
- bubble stretching circuit
- bubble switching circuit
- bubble-domain annihilation circuit
- bubble-domain detection circuit
- bubble-domain propagation circuit
- bubble-domain replication circuit
- bubble-domain stretching circuit
- bubble-domain switching circuit
- bucket-brigade circuit
- buffer circuit
- building-out circuit
- built-up circuit
- bulk-effect integrated circuit
- butterfly circuit
- butterfly tank circuit
- calibrating circuit
- call circuit
- capacitive differentiator circuit
- capacitive oscillatory circuit
- cathode circuit
- central-battery circuit
- ceramic printed circuit
- charge-coupled device integrated circuit
- chemically deposited printed circuit
- chemically reduced printed circuit
- chemically-assembled integrated circuit
- chevron bubble propagation circuit
- chevron bubble-domain propagation circuit
- chip integrated circuit
- cholesteric circuit
- chopping circuit
- chrominance matrix circuit
- chrominance separation circuit
- chrominance take-off circuit
- circuit of graph
- clamping circuit
- clamp-on circuit
- clipping circuit
- clock circuit
- clocked circuit
- close-coupled circuits
- closed circuit
- closed magnetic circuit
- CMOS integrated circuit
- coaxial circuit
- coincidence circuit
- collector circuit
- collector-diffusion isolated integrated circuit
- color processing circuit
- color purity circuit
- color-balance circuit
- color-indexing circuit
- color-killer circuit
- Colpitts oscillatory circuit
- combinational circuit
- combinatorial circuit
- combiner circuit
- common-base circuit
- common-battery circuit
- common-cathode circuit
- common-collector circuit
- common-drain circuit
- common-emitter circuit
- common-gate circuit
- common-grid circuit
- common-source circuit
- common-use circuit
- compander circuit
- comparator circuit
- comparison circuit
- compatible circuit
- compensating circuit
- complementary circuit
- complementary MOS integrated circuit
- complementary symmetry circuit
- complementary symmetry MOS integrated circuit
- complementary-output circuit
- composite circuit
- compound circuit
- compression circuit
- computer circuits
- conference circuit
- consumer integrated circuit
- contiguous-disk bubble propagation circuit
- contiguous-disk bubble-domain propagation circuit
- control circuit
- controller circuit
- convergence circuit
- cord circuit
- core-diode circuit
- core-transistor circuit
- correction input circuit
- COSMOS circuit
- countdown circuits
- counter circuit
- counter timer circuit
- counting circuit
- coupled circuits
- cross-control circuit
- crossed-waveguide circuit
- crosspoint integrated circuit
- cryotron circuit
- cue circuit
- current-access bubble circuit
- current-feedback circuit
- current-limited circuit
- current-source equivalent circuit
- custom circuit
- customer-specific integrated circuit
- custom-wired integrated circuit
- cutoff circuit
- damping circuit
- dash circuit
- data circuit
- dc circuit
- dc restoration circuit
- dead-on-arrival integrated circuit
- decision circuit
- decision making circuit
- decoupling circuit
- dedicated integrated circuit
- deep-submicron integrated circuit
- degenerative circuit
- delay circuit
- delay-insensitive circuit
- delay-sensitive circuit
- delta circuit
- demultiplexing circuit
- deposited integrated circuit
- derived circuit
- despiker circuit
- despiking circuit
- detector circuit
- detuned circuit
- dial toll circuit
- dial-up circuit
- diamond circuit
- die integrated circuit
- dielectric isolated integrated circuit
- differential-frequency circuit
- differentiating circuit
- diffused-isolation integrated circuit
- digital circuit
- digital integrated circuit
- digital logic circuit
- diode array integrated circuit
- diode integrated circuit
- diode-coupled circuit
- diplex circuit
- direct international circuit
- direct transit international circuit
- direct-coupled circuit
- direct-wire circuit
- discharge circuit
- discrete circuit
- discrete-component circuit
- disjunction circuit
- distributed-element circuit
- divided circuit
- dividing circuit
- Doppler tracking circuit
- dot circuit
- double-coincidence circuit
- double-ended cord circuit
- double-ridge easitron circuit
- double-ridge Karp circuit
- double-sided circuit
- double-tuned circuit
- down-scaled integrated circuit
- driven circuit
- dry circuit
- dry-processed integrated circuit
- DTF circuit
- dual-in-line integrated circuit
- duplex circuit
- duplicated circuit
- dynamic-convergence circuit
- dynamic-focus circuit
- dynamic-track following circuit
- earth circuit
- earthed circuit
- E-beam litho circuit
- EC circuit
- Eccles-Jordan circuit
- EITHER-OR circuit
- electric circuit
- electronic circuit
- elevated-electrode integrated circuit
- embossed-foil printed circuit
- emitter-coupled circuit
- emitter-follower logic integrated circuit
- engineering circuit
- epitaxial circuit
- epitaxial passivated integrated circuit
- equalization circuit
- equivalent circuit
- equivalent integrated circuit
- etched printed circuit
- evaporated circuit
- exclusive OR circuit
- expanded-sweep circuit
- expander circuit
- external circuit
- external magnetic circuit
- extra LSI circuit
- face-down integrated circuit
- fail-safe circuit
- fallback circuit
- fan-in circuit
- fan-out circuit
- fast time-constant circuit
- feed circuit
- feedback circuit
- ferrite-diode circuit
- ferrite-transistor circuit
- ferroresonant circuit
- field-access bubble circuit
- field-programmable integrated circuit
- filament circuit
- film integrated circuit
- fine-line integrated circuit
- fine-pattern integrated circuit
- flat-pack integrated circuit
- flexible printed circuit
- flip-chip integrated circuit
- flip-flop circuit
- flux transfer circuit
- flywheel circuit
- forced coupled circuits
- forked circuit
- four-wire circuit
- frame-grounding circuit
- frame-scanning circuit
- free coupled circuits
- freely oscillating coupled circuits
- free-running circuit
- frequency-changing circuit
- full-wave circuit
- fully integrated circuit
- function circuit
- g equivalent circuit
- ganged circuits
- gate circuit
- gate equivalent circuit
- Giacoletto circuit
- Goto-pair circuit
- grid circuit
- grounded circuit
- grounded-base circuit
- grounded-collector circuit
- grounded-emitter circuit
- grounded-grid circuit
- ground-return circuit
- grouping circuit
- guard-ring isolated monolithic integrated circuit
- Gunn-effect circuit
- h equivalent circuit
- half-phantom circuit
- half-wave circuit
- Hamilton circuit
- hardened circuit
- Hartley oscillatory circuit
- Hazeltine neutralizing circuit
- head circuit
- heater circuit
- high-temperature superconductor integrated circuit
- holding circuit
- horizontal scanning circuit
- horizontal sync circuit
- horizontal-deflection circuit
- hotline circuit
- hybrid circuit
- hybrid integrated circuit
- hybrid pi equivalent circuit
- hybrid thin-film circuit
- hybrid thin-film integrated circuit
- hybrid-type circuit
- I2L circuit
- ideal-transformer equivalent circuit
- identification circuit
- idler circuit
- ignition circuit
- image circuit
- impulsing circuit
- inclusive NOR circuit
- inclusive OR circuit
- incoming circuit
- individually wired circuit
- inductance-capacitance coupling circuit
- inductive circuit
- inductive differentiator circuit
- inductive oscillatory circuit
- inductively coupled circuit
- injection circuit
- injection integrated circuit
- input circuit
- inquiry circuit
- insulated-substrate integrated circuit
- integrate-and-dump circuit
- integrated circuit
- integrated injection logic circuit
- integrated optical circuit
- integrating circuit
- interaction circuit
- interface circuit
- inter-integrated circuit
- interlock circuit
- intermediate-frequency circuit
- inverter circuit
- ion-implanted bubble propagation circuit
- ion-implanted bubble-domain propagation circuit
- ion-implanted MOS integrated circuit
- iron circuit
- isolated integrated injection logic circuit
- isolated-substrate solid circuit
- isoplanar integrated circuit
- isoplanar-based integrated circuit
- joint circuit
- joint denial circuit
- Josephson logic integrated circuit
- Josephson-junction logic integrated circuit
- junction circuit
- junction-isolation integrated circuit
- Karp circuit
- keep-alive circuit
- keying circuit
- killer circuit
- label circuit
- ladder circuit
- lagging circuit
- large-scale hybrid integration circuit
- large-scale integration circuit
- laser-configured application-specific integrated circuit
- latched circuit
- latching Boolean circuit
- latching circuit
- leak circuit
- leakage circuit
- leased circuit
- line circuit
- linear circuit
- linear integrated circuit
- line-scan circuit
- line-scanning circuit
- live circuit
- load circuit
- local circuit
- local-battery circuit
- locking circuit
- Loftin-White circuit
- logic circuit
- long-distance telephone circuit
- longitudinal circuit
- losser circuit
- low-energy circuit
- low-temperature superconductor integrated circuit
- L-section circuit
- lumped circuit
- lumped-constant circuit
- made-to-order circuit
- magnetic circuit
- magnetic convergence circuit
- magnetic integrated circuit
- magnetic-core circuit
- majority circuit
- master-slice integrated circuit
- matching circuit
- matrix circuit
- matrix integrated circuit
- McCulloh circuit
- medium-scale integration circuit
- memory circuit
- merged transistor logic integrated circuit
- Mesny circuit
- message circuit
- metal-dielectric-semiconductor integrated circuit
- metallic circuit
- metal-oxide-semiconductor integrated circuit
- metal-oxide-semiconductor large scale integration circuit
- meter-current circuit
- meter-voltage circuit
- microcomputer integrated circuit
- microelectronic integrated circuit
- microenergy logic circuit
- micrologic circuit
- micropower circuit
- microprinted circuit
- microprocessor integrated circuit
- microprocessor logic-support circuit
- microprogrammed circuit
- microwatt circuit
- microwave circuit
- microwave integrated circuit
- mix circuit
- mixing circuit
- molecular integrated circuit
- monobrid integrated circuit
- monolithic integrated circuit
- monolithic microwave integrated circuit
- monophase integrated circuit
- monostable circuit
- MOS integrated circuit
- MOS-on-sapphire integrated circuit
- MTL integrated circuit
- mu circuit
- mu feedback circuit
- multibrid integrated circuit
- multichip integrated circuit
- multidrop circuit
- multifunctional integrated circuit
- multilayer circuit
- multilevel-metallized integrated circuit
- multiphase integrated circuit
- multiplanar circuit
- multiple circuit
- multiple-chip circuit
- multiple-substrate solid circuit
- multipoint circuit
- multistable circuit
- multistage circuit
- muting circuit
- NAND circuit
- nanotube integrated circuit
- n-channel logic MOS integrated circuit
- negative OR circuit
- NEITHER-NOR circuit
- neutral magnetic circuit
- neutralizing circuit
- noise equivalent circuit
- noise suppression circuit
- nondisjunction circuit
- noninductive circuit
- nonlinear circuit
- nonphantomed circuits
- nonredundant circuit
- NOR circuit
- NOT circuit
- NOT-AND circuit
- NOT-OR circuit
- off-the-shelf circuit
- one-chip integrated circuit
- one-sided circuit
- one-wire circuit
- open circuit
- open magnetic circuit
- open-wire circuit
- optical integrated circuit
- optically coupled circuit
- optoelectronic integrated circuit
- optron integrated circuit
- OR circuit
- OR-ELSE circuit
- oscillator circuit
- oscillatory circuit
- output circuit
- overcoupled circuits
- overlap telling circuit
- oxide-isolated integrated circuit
- packaged circuit
- painted printed circuit
- parallel circuit
- parallel LCR circuit
- parallel-resonant circuit
- parallel-series circuit
- passivated integrated circuit
- p-channel logic MOS integrated circuit
- peak-holding circuit
- peaking circuit
- peak-riding clipping circuit
- perforated bubble propagation circuit
- perforated bubble-domain propagation circuit
- periodic circuit
- peripheral integrated circuit
- permalloy circuit
- permanent virtual circuit
- phantom circuit
- phase-advance circuit
- phase-comparison circuit
- phase-compensating circuit
- phase-delay circuit
- phase-equalizing circuit
- phase-inverting circuit
- phase-lag circuit
- phase-shift circuit
- photonic integrated circuit
- physical circuits
- physical equivalent circuit
- pi circuit
- pickax bubble propagation circuit
- pickax bubble-domain propagation circuit
- piezoelectric-crystal equivalent circuit
- pilot circuit
- planar integrated circuit
- planex integrated circuit
- plastic integrated circuit
- plastic-encapsulated integrated circuit
- plate circuit
- plated circuit
- plated printed circuit
- p-n junction isolated integrated circuit
- point-to-point circuit
- polar circuit
- polarized magnetic circuit
- polling circuit
- polymer integrated circuit
- polymer logic circuit
- polymer-based logic circuit
- polyphase circuit
- positioning circuit
- potentiometer circuit
- potted circuit
- power adder circuit
- preemphasis circuit
- presetting circuit
- primary circuit
- primary series circuit
- printed circuit
- printed wiring circuit
- printed-component circuit
- program circuit
- programmed interconnection pattern large-scale integration circuit
- propagation circuit
- proprietary integrated circuit
- pulse-actuated circuit
- pulse-shaping circuit
- pulsing circuit
- pump circuit
- pumping circuit
- purity circuit
- push-pull circuit
- push-push circuit
- push-to-talk circuit
- push-to-type circuit
- quadruplex circuit
- quasi-bistable circuit
- quasi-monostable circuit
- quenching circuit
- quiet-tuning circuit
- r equivalent circuit
- radiating circuit
- radiation hardened integrated circuit
- radio circuit
- radio communication circuit
- radio-frequency integrated circuit
- radio-receiving circuit
- radio-transmitting circuit
- range-marker circuit
- range-sweep circuit
- range-tracking circuit
- rapid single flux quantum circuit
- RC circuit
- RCG circuit
- RCTL circuit
- RDTL circuit
- reactance control circuit
- reaction circuit
- reactive circuit
- read-and-write circuit
- redundant circuit
- reflex circuit
- regenerative circuit
- rejector circuit
- repeat circuit
- reset circuit
- reset control circuit
- reshaping circuit
- resistance-capacitance circuit
- resistance-inductance circuit
- resistance-inductance-capacitance circuit
- resistor-capacitor-transistor logic circuit
- resistor-coupled transistor logic circuit
- resistor-diode-transistor logic circuit
- resistor-transistor logic circuit
- resonant circuit
- retroactive circuit
- reverberation-controlled gain circuit
- right-plane circuit
- ring circuit
- ring-and-bar circuit
- ringdown circuit
- ringing circuit
- RL circuit
- RLC circuit
- RSFQ circuit
- RTL circuit
- sample-and-hold circuit
- sampling circuit
- scaled integrated circuit
- scale-of-eight circuit
- scale-of-ten circuit
- scale-of-two circuit
- scaling circuit
- scanning circuit
- scrambler circuit
- screened circuit
- sealed circuit
- sealed-junction integration circuit
- selective circuit
- self-holding circuit
- self-repairing circuit
- self-saturating circuit
- semiconductor integrated circuit
- semiconductor-magnetic circuit
- semicustom integrated circuit
- separation circuit
- series circuit
- series RLC circuit
- series-peaking circuit
- series-resonant circuit
- service circuit
- short circuit
- shunt circuit
- shunt-peaking circuit
- shunt-series circuit
- side circuits
- sidetone suppression circuit
- signal circuit
- signal-processing circuit
- silent circuit
- silicon integrated circuit
- silicon-on-sapphire integrated circuit
- simple parallel circuit
- simplex circuit
- single-chip integrated circuit
- single-ended circuit
- single-mask level bubble circuit
- single-phase circuit
- single-ridge easitron circuit
- single-ridge Karp circuit
- single-shot trigger circuit
- single-trip trigger circuit
- single-tuned circuit
- single-wire circuit
- slave circuit
- sliding short circuit
- slow-wave circuit
- small outline integrated circuit
- small-scale integrated circuit
- smoothing circuit
- sneak circuit
- software circuit
- solid-state circuit
- spare circuit
- spark circuit
- speaker circuit
- sprayed printed circuit
- square-rooting circuit
- squaring circuit
- squelch circuit
- stacked circuit
- staggered circuits
- stamped printed circuit
- standard scale circuit
- star-connected circuit
- starting circuit
- start-stop circuit
- static-induction transistor integrated circuit
- stenode circuit
- stick circuit
- stopper circuit
- storage circuit
- straightforward circuit
- stripline circuit
- submicron integrated circuit
- subscriber line interface circuit
- subscriber-line audio-processing circuit
- superconducting tank circuit
- superimposed circuit
- superposed circuit
- supervising circuit
- support circuit
- sweep circuit
- switch virtual circuit
- switched circuit
- switching circuit
- sync separator circuit
- sync stretch circuit
- synchronous circuit
- T2L circuit
- talk-back circuit
- tank circuit
- tantalum thin-film circuit
- tap circuit
- tapped circuit
- tapped resonant circuit
- tapped-capacitor circuit
- tapped-capacitor resonant circuit
- tapped-coil circuit
- tapped-coil resonant circuit
- tapped-inductor circuit
- tapped-inductor resonant circuit
- T-bar bubble propagation circuit
- T-bar bubble-domain propagation circuit
- T-circuit
- telegraph circuit
- telephone circuit
- telling circuit
- terminating circuit
- Thevenin equivalent circuit
- thick-film circuit
- thin-film circuit
- three-dimensional circuit
- three-phase circuit
- threshold circuit
- through circuit
- tie-line circuit
- time-base circuit
- time-delay circuit
- toll-circuit
- totem-pole circuit
- transfer circuit
- transformer-coupled circuit
- transistor equivalent circuit
- transistor-transistor logic circuit
- traveling-wave-tube interaction circuit
- tributary circuit
- trigger circuit
- trunk circuit
- trunk terminating circuit
- trunk-junction circuit
- tse circuit
- TTL circuit
- tube circuit
- tube equivalent circuit
- tuned circuit
- tuning circuit
- twin-circuit
- twin-T circuit
- two-dimensional circuit
- two-state circuit
- two-way circuit
- two-wire circuit
- UHS integrated circuit
- ultra-audion circuit
- ultra-high-speed integrated circuit
- unbalanced circuit
- undefined function circuit
- underdamped circuit
- unilateral circuit
- unipolar integrated circuit
- universal cord circuit
- vacuum integrated circuit
- vacuum-deposited integrated circuit
- vapor-deposited printed circuit
- vertical deflection circuit
- vertical scanning circuit
- vertical sync circuit
- very high-speed integrated circuit
- very large-scale integration circuit
- V-groove isolated integrated injection logic circuit
- vibrating circuit
- video circuit
- virtual circuit
- voltage-feedback circuit
- voltage-source equivalent circuit
- wafer-on-scale integrated circuit
- warning circuit
- watch integrated circuit
- waveguide circuit
- waveguide short circuit
- weakly superconducting circuit
- weighting circuit
- welded electronic circuit
- white circuit
- wire circuit
- wired circuit
- wire-wrapped circuit
- writing circuit
- X-bar bubble propagation circuit
- X-bar bubble-domain propagation circuit
- XNOR circuit
- XOR circuit
- X-ray litho integrated circuit
- y equivalent circuit
- Y-bar bubble propagation circuit
- Y-bar bubble-domain propagation circuit
- Y-connected circuit
- z equivalent circuit
- zig-zag asymmetrical permalloy-wedges circuit
- zigzag permalloy track circuit

- 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

digital-to-analog

digital actuator

digital adder

digital ammeter

digital analog conversion

digital analog converter

digital attenuator

digital audio tape

digital camera

digital carrier module

digital cassette

digital chip

digital circuit

digital circuit design

digital circuit multiplication equipment

digital circuit multiplication gain

digital circuit multiplication system

digital code

digital coding

digital command signal

digital communications

digital computer

digital connection

digital control

digital control box

digital converter

digital cross-connect

digital cross-connect equipment

digital data

digital data exchange standard

digital device

digital display

digital distribution frame

digital domain

digital error

digital exchange

digital feedback

digital filling

digital filter

digital filtering

digital flight-data recorder

digital frame

digital frame structure

digital framer

digital hierarchy

digital identification frame

digital image

digital image processing

digital input

digital input signal

digital instantaneous frequency measurement

digital instrument

digital integrated circuit

digital integration

digital integrator

digital interface

digital interference

digital logic

digital loop

digital main network switching center

digital main network switching centre

digital matched filter

digital modulation

digital modulation link

digital modulation system

digital multimeter

digital multiplex

digital multiplexing

digital multiplication

digital multiplier

digital optical disc

digital optical disk

digital output

digital output signal

digital pad

digital phase modulation

digital phase shifting

digital plotter

digital process computer system

digital processing

digital pseudonoise sequence

digital-pulse stream

digital read-out

digital read-out measuring instrument

digital read-out micrometer

digital recorder

digital recording

digital regeneration

digital regenerator

digital representation

digital satellite concentrator

digital section

digital selective calling

digital signal

digital signal analyser

digital signal analysis

digital signal analyzer

digital signal processing

digital signature

digital simulation model

digital speech

digital speech compression

digital speech interpolation

digital speech synthesis

digital subscriber access unit

digital subtractor

digital switch

digital switching

digital switching center

digital switching centre

digital switching element

digital switching equipment

digital switching matrix

digital switching network

digital switching system

digital television

digital-to-analog conversion

digital-to-analog converter

digital transit command

digital transmission

digital trunk interface

digital tuning

digital TV receiver

digital video effects

digital videodisc

digital videodisk

digital videotape recorder

digital voltmeter