interference+level

- sound power level Lw

- sound pressure level Lp

- speech interference level (SIL)

electromagnetic interference level

————————

- access control
- ActiveX control - airport radar control
- air-traffic control
- amplitude balance control
- ANSI screen control
- antenna position control
- anticipatory control
- anticlutter gain control
- approach control
- armature voltage control
- artistic effect control
- astatic control
- attitude control
- audible control
- audio-fidelity control
- audio volume control
- automatic control
- automatic background control
- automatic bandwidth control
- automatic bias control
- automatic brightness control
- automatic chroma control
- automatic chrominance control
- automatic color control
- automatic contrast control
- automatic fine-tuning control
- automatic flight control
- automatic frequency control - automatic light control
- automatic load control
- automatic modulation control - automatic phase control
- automatic picture control
- automatic range control
- automatic recording level control
- automatic remote control
- automatic selectivity control
- automatic sensitivity control
- automatic tint control
- automatic voltage control
- automatic volume -control
- automatic volume expansion control - balance control
- bandspread tuning control
- bang-bang control
- bass control
- beam-rider control
- bilateral control
- black level control
- blue-gain control
- breath control
- brightness control
- brilliance control
- bumped phase control
- camera control
- carrier-current control
- Cartesian control
- cascade control
- centering control
- charge control
- chroma control
- chromaticity control
- chrominance-gain control
- closed-loop control
- coarse control
- color-saturation control
- command control
- compensated volume control
- computer control - computerized numerical control
- concurrency control
- concurrency control and recovery
- continuity control
- continuous control
- continuous feedback control
- contouring control
- contrast control
- convergence control
- convergence phase control
- counter control
- crystal control
- cue control
- cursor control
- cybernetic control
- data acquisition control
- data-link control
- data recording control
- dc motor control
- delayed automatic volume control
- depth control
- derivative control
- differential gain control
- digital control
- digital remote control
- direct digital control
- directional control
- direct manual control - distribution control
- domain-wall state control
- dramatic effect control
- drive control
- dual control
- dynamic astigmatism control
- dynamic contrast control
- echo duration control
- echo return control
- echo tone control
- electrical control
- electronic control
- electronic motor control
- embedded control
- end-point control
- end-to-end control
- environmental control
- error control
- external control
- fail-safe control - feedback tone control
- feedforward control
- field-effect conductivity control
- field linearity control
- fine-tuning control
- finite control - focus control
- focusing control
- follow-up control
- foot control
- forms control - framing control
- frequency control - front-panel control
- full-wave control
- fuzzy control
- gain control
- gain-sensitivity control
- gain-time control
- ganged volume control - global control
- green-gain control
- grid control
- ground control
- guidance control
- half-wave control
- hardware error control
- height control
- hierarchical control
- hierarchically intelligent control - high-level data-link control
- hold control
- holding control
- homing control
- horizontal-amplitude control
- horizontal centering control
- horizontal convergence control
- horizontal drive control
- horizontal hold control
- horizontal-linearity control
- horizontal parabola control
- hue control
- illumination control
- independent control
- inertial control
- infinitely fast control
- infinity control
- in-process control - intelligent control
- intensity control
- interface-shape control
- interference control
- intermediate control
- intermittent control
- internal control
- interrupt control
- inventory control - keyboard reset control
- learning control
- linear control
- linearity control
- local control
- logical control - loop control
- loudness control
- lower-level intelligent control
- manual control - master brightness control
- master gain control
- material gap control
- mechanical fader control
- medium access control - microprocessor control
- microprogrammed control
- middle control
- MIDI control
- mission control
- mobile communications control
- mode control
- motor control
- motor-concatenation control
- motor-field control
- motor-voltage control
- multicoordinate control
- multivariable control
- musical instrument digital interface control
- narrow control
- neighboring optimal control
- neuromuscular control
- noise gain control
- nuclear level control
- numerical control
- off-line control
- on-line control
- on-off control
- open-loop control
- optimal control
- organizational control
- overtemperature control
- parametric control
- parity control
- partitioned adaptive control
- passively adaptive control
- pattern control
- peaking control
- peripheral control
- phase control
- phase-shift control
- photoelectric control
- photoelectric loop control
- photoelectric register control
- pin control
- plugged control
- point-to-point control
- portamento control
- positioning control
- power up/down control
- precision control
- presence control
- priority control
- process control
- program control
- programmable gain control
- project control
- proportional control
- proportional plus derivative control
- proportional plus integral plus derivative control
- PTP control
- purity control
- push-button control
- quality control - radar traffic control - random decision-directed adaptive control
- range control
- rate control
- ratio control
- ray-control
- real-time control
- recording control
- red-gain control
- reflexive control
- regeneration control
- regional playback control
- reject control
- relay control
- relay directional control
- reliability control
- remote control
- retarded control
- rewind control
- RFI control
- ringing control
- robot control
- roll-and-pitch control
- rounding control
- saturation control
- screen control
- security controls
- selectivity control
- self-acting control
- self-organizing control
- semiremote control
- sensitivity control
- sensitivity-time control
- sequence control - servo-loop control
- set-point control
- sidetone control
- single-dial control
- size control
- slide control
- software error control
- sound control
- sound volume control
- speech control
- speed control
- spin control
- squelch control
- static control - surge control
- swept gain control - tapped control
- temperature control
- temporal gain control
- time polarity control
- time-schedule control
- time-varied gain control
- titration control
- tone control
- tone-compensated audio volume control - touch-sensitive control
- traffic control
- treble control
- trigger control
- tuning control
- undertemperature control
- unilateral control
- usage parameter control
- variable speech control
- vertical-amplitude control
- vertical-centering control
- vertical convergence control
- vertical-hold control
- vertical-linearity control
- video gain control - volume control
- white-level control
- wide control
- width control
- μP control

- acceptance control
- access control
- ActiveX control
- adaptive control
- aids-to-navigation radio control
- airport ground traffic control
- airport radar control
- air-traffic control
- amplitude balance control
- ANSI screen control
- antenna position control
- anticipatory control
- anticlutter gain control
- approach control
- armature voltage control
- artistic effect control
- astatic control
- attitude control
- audible control
- audio volume control
- audio-fidelity control
- automatic background control
- automatic bandwidth control
- automatic bias control
- automatic brightness control
- automatic chroma control
- automatic chrominance control
- automatic color control
- automatic contrast control
- automatic control
- automatic fine-tuning control
- automatic flight control
- automatic frequency control
- automatic gain control
- automatic knee control
- automatic level control
- automatic light control
- automatic load control
- automatic modulation control
- automatic overload control
- automatic peak search control
- automatic pedestal control
- automatic phase control
- automatic picture control
- automatic range control
- automatic recording level control
- automatic remote control
- automatic selectivity control
- automatic sensitivity control
- automatic tint control
- automatic voltage control
- automatic volume expansion control
- automatic volume level control
- automatic volume-control
- background control
- balance control
- bandspread tuning control
- bang-bang control
- bass control
- beam-rider control
- bilateral control
- black level control
- blue-gain control
- breath control
- brightness control
- brilliance control
- bumped phase control
- camera control
- carrier-current control
- Cartesian control
- cascade control
- centering control
- charge control
- chroma control
- chromaticity control
- chrominance-gain control
- closed-loop control
- coarse control
- color-saturation control
- command control
- compensated volume control
- computer control
- computer numerical control
- computer-aided quality control
- computerized numerical control
- concurrency control and recovery
- concurrency control
- continuity control
- continuous control
- continuous feedback control
- contouring control
- contrast control
- convergence control
- convergence phase control
- counter control
- crystal control
- cue control
- cursor control
- cybernetic control
- data acquisition control
- data recording control
- data-link control
- dc motor control
- delayed automatic volume control
- depth control
- derivative control
- differential gain control
- digital control
- digital remote control
- direct digital control
- direct manual control
- direct numerical control
- directional control
- distributed control
- distribution control
- domain-wall state control
- dramatic effect control
- drive control
- dual control
- dynamic astigmatism control
- dynamic contrast control
- echo duration control
- echo return control
- echo tone control
- electrical control
- electronic control
- electronic motor control
- embedded control
- end-point control
- end-to-end control
- environmental control
- error control
- external control
- fail-safe control
- fast automatic gain control
- feedback control
- feedback tone control
- feedforward control
- field linearity control
- field-effect conductivity control
- fine-tuning control
- finite control
- flight control
- flow control
- focus control
- focusing control
- follow-up control
- foot control
- forms control
- forward error control
- frame control
- framing control
- frequency control
- frequency monitoring and interference control
- frequency-response control
- front-panel control
- full-wave control
- fuzzy control
- gain control
- gain-sensitivity control
- gain-time control
- ganged volume control
- gate mobile communications control
- generator field control
- global control
- green-gain control
- grid control
- ground control
- guidance control
- half-wave control
- hardware error control
- height control
- hierarchical control
- hierarchically intelligent control
- higher-level intelligent control
- high-level data link control
- high-level data-link control
- hold control
- holding control
- homing control
- horizontal centering control
- horizontal convergence control
- horizontal drive control
- horizontal hold control
- horizontal parabola control
- horizontal-amplitude control
- horizontal-linearity control
- hue control
- illumination control
- independent control
- inertial control
- infinitely fast control
- infinity control
- in-process control
- instantaneous automatic gain control
- integral control
- intelligent control
- intensity control
- interface-shape control
- interference control
- intermediate control
- intermittent control
- internal control
- interrupt control
- inventory control
- ISDN data link control
- ISDN media access control
- keyboard control
- keyboard reset control
- learning control
- linear control
- linearity control
- local control
- logical control
- logical link control
- long-range control
- loop control
- loudness control
- lower-level intelligent control
- manual control
- manual gain control
- mass storage volume control
- master brightness control
- master control
- master gain control
- material gap control
- mechanical fader control
- medium access control
- message data link control
- microcomputer control
- microprocessor control
- microprogrammed control
- middle control
- MIDI control
- mission control
- mobile communications control
- mode control
- motor control
- motor-concatenation control
- motor-field control
- motor-voltage control
- multicoordinate control
- multivariable control
- musical instrument digital interface control
- narrow control
- neighboring optimal control
- neuromuscular control
- noise gain control
- nuclear level control
- numerical control
- off-line control
- on-line control
- on-off control
- open-loop control
- optimal control
- organizational control
- overtemperature control
- parametric control
- parity control
- partitioned adaptive control
- passively adaptive control
- pattern control
- peaking control
- peripheral control
- phase control
- phase-shift control
- photoelectric control
- photoelectric loop control
- photoelectric register control
- pin control
- plugged control
- point-to-point control
- portamento control
- positioning control
- power up/down control
- precision control
- presence control
- priority control
- process control
- program control
- programmable gain control
- project control
- proportional control
- proportional plus derivative control
- proportional plus integral plus derivative control
- PTP control
- purity control
- push-button control
- quality control
- quiet automatic volume control
- radar control
- radar traffic control
- radio control
- radio-frequency interference control
- random decision-directed adaptive control
- range control
- rate control
- ratio control
- ray-control
- real-time control
- recording control
- red-gain control
- reflexive control
- regeneration control
- regional playback control
- reject control
- relay control
- relay directional control
- reliability control
- remote control
- retarded control
- rewind control
- RFI control
- ringing control
- robot control
- roll-and-pitch control
- rounding control
- saturation control
- screen control
- security controls
- selectivity control
- self-acting control
- self-organizing control
- semiremote control
- sensitivity control
- sensitivity-time control
- sequence control
- sequential control
- servo control
- servo-loop control
- set-point control
- sidetone control
- single-dial control
- size control
- slide control
- software error control
- sound control
- sound volume control
- speech control
- speed control
- spin control
- squelch control
- static control
- statistical process control
- statistical quality control
- stored-program control
- supervisory control
- surge control
- swept gain control
- synchronous data link control
- system-wide control
- tapped control
- temperature control
- temporal gain control
- time polarity control
- time-schedule control
- time-varied gain control
- titration control
- tone control
- tone-compensated audio volume control
- total distributed control
- total quality control
- touch-sensitive control
- traffic control
- treble control
- trigger control
- tuning control
- undertemperature control
- unilateral control
- usage parameter control
- variable speech control
- vertical convergence control
- vertical-amplitude control
- vertical-centering control
- vertical-hold control
- vertical-linearity control
- video gain control
- visit mobile communications control
- voice control
- volume control
- white-level control
- wide control
- width control

acknowledgement of receipt actual time of arrival aerodrome of call aerodrome of departure aerodrome of intended landing aerodrome of origin aircraft center - of - gravity airport of departure airport of destination airport of entry allocation of duties allocation of frequencies allotment of frequencies alternative means of communication amount of controls amount of feedback amount of precipitation angle of allowance angle of approach angle of approach light angle of ascent angle of attack angle of climb angle of coverage angle of crab angle of descent angle of deviation angle of dip angle of dive angle of downwash angle of elevation angle of exit angle of glide angle of incidence angle of indraft angle of lag angle of landing angle of pitch angle of roll angle - of - sideslip transmitter angle of sight angle of slope angle of stall angle of turn angle of upwash angle of visibility angle of yaw antimeridian of Greenwich apparent drift of the gyro application of tariffs approach rate of descent arc of a path arc of equal bearings area of coverage area of coverage of the forecasts area of occurence area of responsibility arrest the development of the stall assessment of costs assignment of duties Association of European Airlines Association of South Pacific Airlines assumption of control message at a speed of at the end of at the end of segment (полета) at the end of stroke (поршня) at the start of cycle at the start of segment (полета) aviation-to-aviation type of interference avoidance of collisions avoidance of hazardous conditions axial of bank axis of precession axis of roll axis of rotation axis of yaw backward movement of the stick be out of trim best rate of climb bias out of view bill of entry bill of lading blanketing of controls body of compass card boundary of the area Bureau of Administration and Services camber of a profile care of passengers carriage of passengers carry out a circuit of the aerodrome cause of aircraft trouble center of air pressure center of depression center of force center of gravity center of mass center of pressure Central Agency of Air Service certificate of revaccination certificate of safety for flight certificate of vaccination choice of field class of lift clearance of goods clearance of obstacles clearance of the aircraft coefficient of heat transfer come clear of the ground complex type of aircraft composition of a crew concept of separation conditions of carriage cone of rays congestion of information continuity of guidance contour of perceived noise control of an investigation correlation of levels country of arrival country of origin course of training coverage of the chart curve of equal bearings danger of collisions degree of accuracy degree of freedom degree of skill degree of stability denial of carriage Department of Transportation derivation of operating data determination of cause determine amount of the error determine the extent of damage determine the sign of deviation development of the stall direction of approach direction of rotation direction of turn duration of noise effect elevation of the strip elevation setting of light units eliminate the cause of eliminate the source of danger (для воздушного движения) end of runway enforce rules of the air en-route change of level erection of the gyro estimated position of aircraft estimated time of arrival estimated time of departure estimated time of flight even use of fuel extension of ticket validity extent of damage facilitate rapid clearance of factor of safety filing of statistical data first freedom of the air first type of occurence flow of air traffic fly under the supervision of for reasons of safety freedom of action freedom of the air frequency of operations gathering of information general conditions of carriage General Conference of Weights and Measure General Department of International Air Services of Aeroflot get out of control given conditions of flight go out of control go out of the spin grade of service grade of the pilot licence grading of runway height at start of retraction hover at the height of identification of signals inconventional type of aircraft increase a camber of the profile indication of a request in interests of safety initial rate of climb initial stage of go-around inlet angle of attack intake angle of attack integrated system of airspace control interception of civil aircraft International Co-ordinating Council of Aerospace Industries Association International Council of Aircraft Owner and Pilot Associations International Federation of Air Line Pilots' Associations International Federation of Air Traffic Controllers' Associations International Relations Department of the Ministry of Civil Aviation interpretation of the signal interpretation of weather chart intersection of air routes in the case of delay in the event of a mishap in the event of malfunction introduction of the corrections keep clear of rotor blades keep clear of the aircraft keep out of the way layout of aerodrome markings layout of controls lessee of an aircraft level of airworthiness level of safety level of speech interference limiting range of mass line of flight line of position line of sight location of distress loss of control loss of pressurization loss of strength magnetic orientation of runway margin of error margin of lift margin of safety margin of stability marking of pavements mean scale of the chart means of communication means of identification meridian of Greenwich method of steepest descent mode of flight moment of inertia moment of momentum name-code of the route onset of wind operation of aircraft out of ground effect out of service overshoot capture of the glide slope period of rating currency personal property of passengers pilot's field of view plane of rotation plane of symmetry of the aeroplane point of arrival point of call point of departure point of destination point of discontinuity point of intersection point of loading point of no return point of origin point of turn-around point of unloading portion of a flight portion of a runway prevention of collisions primary element of structure prohibition of landing prolongation of the rating promotion of safety proof of compliance propagation of sound protection of evidence pull out of the spin pull the aircraft out of radar transfer of control radius of curvature range of coverage range of motion range of revolutions range of visibility range of vision rate of climb rate of closure rate of descent rate of disagreement rate of duty rate of exchange rate of flaps motion rate of growth rate of pitch rate of roll rate of sideslip rate of trim rate of turn rate of yaw reception of telephony record of amendments record of revisions regularity of operations relay of messages release of control removal of aircraft removal of limitations replacement of parts representative of a carrier reservation of a seat retirement of aircraft right - of - entry roll out of the turn rules of the air safe handling of an aircraft second freedom of the air second type of occurence selection of engine mode sequence of fuel usage (по группам баков) sequence of operation showers of rain and snow simultaneous use of runways site of occurrence slope of level (шумов) source of danger Standing Committee of Performance start of leveloff start of takeoff state of aircraft manufacture state of discharge (аккумулятора) state of emergency state of occurence state of transit steadiness of approach steady rate of climb structure of fronts submission of a flight plan system of monitoring visual aids (на аэродроме) system of units (измерения) table of cruising levels table of intensity settings table of limits table of tolerance take out of service target level of safety temporary loss of control termination of control theory of flight time of lag time of origin titl of the gyro top of climb transfer of control transmission of telephony transmit on frequency of triangle of velocities under any kind of engine failure uneven use of fuel unit of measurement velocity of sound wall of overpressure warn of danger within the frame of working language of ICAO zone of intersection zone of silence

- acoustooptic modulation
- adaptive modulation - A-law delta modulation
- A-law pulse-code modulation
- amplitude modulation
- amplitude and angle modulation
- amplitude-frequency modulation
- amplitude-phase modulation
- amplitude-pulse modulation
- analog modulation
- angle modulation
- anode modulation
- area-delta and zero-cross modulation
- Armstrong modulation
- asymmetric amplitude modulation
- asymmetric delta modulation
- asynchronous delta modulation
- asynchronous delta-sigma modulation
- audio frequency modulation
- audio frequency-shift modulation
- balanced modulation
- baseband modulation
- base-conductivity modulation
- base-thickness modulation
- base-width modulation
- beam modulation
- beam-current modulation
- binary-pulse-code modulation - brightness modulation
- brilliance modulation
- buzzer modulation
- carrier modulation
- carrierless amplitude-phase modulation
- carrier-noise modulation
- carrier residual modulation
- cathode modulation
- cathode pulse modulation
- cavity modulation
- CD modulation
- channel-length modulation
- charge-density modulation
- chirp modulation
- choke modulation
- chopper modulation
- chroma modulation
- chrominance modulation
- clipped-noise modulation
- coherent phase-shift keying modulation
- collector modulation
- companded delta modulation
- companded frequency modulation - compound modulation
- conductivity modulation
- constant-current modulation
- constant-envelope modulation
- continuous delta modulation - control-electrode modulation
- controlled-carrier modulation
- convection-current modulation
- conventional delta modulation
- cosine modulation
- coupling modulation
- CPSK modulation
- cross modulation
- deep modulation
- delay modulation
- delta modulation
- delta-sigma modulation
- density modulation
- difference-in-depth modulation
- differential modulation - digital delta modulation - direct modulation
- discrete adaptive delta modulation
- discrete frequency modulation
- displacement modulation
- distortionless modulation
- doping modulation
- double modulation
- double-frequency modulation
- double-integration delta modulation
- double-integration delta-sigma modulation
- double-sideband modulation
- double-sideband amplitude modulation
- downward modulation
- dual modulation - effective percentage modulation - electrical modulation
- electrooptic modulation
- environmental modulation
- exponential delta modulation
- exponential delta-sigma modulation
- external modulation
- externally companded delta modulation
- extraneous modulation
- facsimile modulation
- Faraday modulation
- Faraday-rotation modulation
- FH/DS modulation
- field modulation
- field-effect modulation
- first-order constant-factor delta modulation
- floating-carrier modulation
- fork modulation
- fork-tone modulation
- frequency modulation
- frequency-amplitude modulation
- frequency-hopped/direct sequence modulation
- frequency-hopping modulation
- frequency-shift modulation
- gate-bias modulation
- grid modulation
- grid-pulse modulation
- group modulation
- group-velocity modulation
- Hall-effect modulation
- Heising modulation
- high-index frequency modulation - hum modulation
- hybrid modulation
- hyperbolic frequency modulation
- in-cavity modulation - independent-sideband modulation
- indirect modulation
- indirect frequency modulation
- inductance-tube modulation
- instantaneously adaptive delta modulation
- instantaneously companded delta modulation
- intensity modulation
- interference modulation
- internal modulation
- intracavity modulation
- inversion modulation
- isochronous modulation
- Kerr-cell modulation
- key modulation
- laser modulation
- lateral modulation
- length modulation
- lifetime modulation
- light modulation
- light-induced barrier modulation
- linear modulation - linear pulse-code modulation - logarithmic phase modulation
- loss modulation
- low-level modulation
- luminance modulation
- magnetooptic modulation
- mapping delta modulation
- maximum percentage modulation
- modified frequency modulation - multi-level pulse-code modulation
- multiple modulation
- multiplex frequency modulation
- mutual-interference modulation - negative modulation
- negative facsimile modulation
- noise modulation
- nonpolar modulation
- on-off modulation
- outphasing modulation
- parabolic frequency modulation
- percent modulation
- percentage modulation
- permutation modulation
- phase modulation
- phase-difference modulation
- phase-velocity modulation
- piezoelectrooptic light modulation
- pitch-companded delta modulation
- plate modulation
- plate-and-screen-grid modulation
- plate-pulse modulation
- PN modulation
- polar modulation
- polarization modulation
- position modulation
- positive modulation
- positive facsimile modulation
- predictive coding delta modulation
- product modulation
- pseudonoise modulation
- pseudorandom modulation
- pulse modulation
- pulse-amplitude modulation
- pulse-code modulation
- pulse-count modulation
- pulse-delay modulation - pulse-interval modulation
- pulse-length modulation
- pulse-numbers modulation
- pulse-phase modulation - pulse-spacing modulation
- pulse-time modulation - quadratic frequency modulation
- quadrature modulation - raised-cosine modulation
- reflection modulation
- reset delta modulation
- residual modulation
- robust delta modulation
- rotor modulation
- satellite repeater modulation - screen-grid modulation
- self-modulation
- self-phase modulation
- self-pulse modulation
- series modulation
- series-coupled collector modulation
- sigma-delta modulation
- sine modulation - single sideband amplitude modulation-suppressed carrier - single-tone modulation
- smoothed-phase modulation
- sound modulation
- space modulation
- space-time modulation
- spark gap modulation
- spatial modulation
- spectral modulation
- speech-reiteration delta modulation
- spread-spectrum modulation
- spurious modulation
- square-law modulation
- square-wave modulation
- SSB modulation
- Stark modulation
- start-stop modulation
- statistical delta modulation
- stereo frequency modulation
- subcarrier modulation - suppressor-grid modulation
- swept frequency modulation - symmetrical modulation
- synchronous modulation
- tamed frequency modulation
- tangent frequency modulation
- telemetering modulation
- terrestrial repeater modulation
- time modulation
- tone modulation
- transformer-coupled collector modulation
- transit-time modulation
- transmission modulation
- trapezoidal frequency modulation - two-tone modulation
- unity modulation
- upward modulation
- variable-carrier modulation - velocity variation modulation - video modulation
- voice modulation
- V-shaped frequency modulation
- waveform tracking delta modulation
- Webster modulation
- weighted pulse-code modulation
- wide-band frequency modulation
- wobble modulation
- Z-axis modulation
- zig-zag modulation

- acoustooptic modulation
- adaptive delta modulation
- adaptive differential pulse-code modulation
- adaptive modulation
- adaptive pulse-code modulation
- ADOX modulation
- A-law delta modulation
- A-law pulse-code modulation
- amplitude and angle modulation
- amplitude modulation
- amplitude-frequency modulation
- amplitude-phase modulation
- amplitude-pulse modulation
- analog modulation
- angle modulation
- anode modulation
- area-delta and zero-cross modulation
- Armstrong modulation
- asymmetric amplitude modulation
- asymmetric delta modulation
- asynchronous delta modulation
- asynchronous delta-sigma modulation
- audio frequency modulation
- audio frequency-shift modulation
- balanced modulation
- baseband modulation
- base-conductivity modulation
- base-thickness modulation
- base-width modulation
- beam modulation
- beam-current modulation
- binary-pulse-code modulation
- biphase modulation
- block companded pulse-code modulation
- brightness modulation
- brilliance modulation
- buzzer modulation
- carrier modulation
- carrier residual modulation
- carrierless amplitude-phase modulation
- carrier-noise modulation
- cathode modulation
- cathode pulse modulation
- cavity modulation
- CD modulation
- channel-length modulation
- charge-density modulation
- chirp modulation
- choke modulation
- chopper modulation
- chroma modulation
- chrominance modulation
- clipped-noise modulation
- coherent phase-shift keying modulation
- collector modulation
- companded delta modulation
- companded frequency modulation
- compatible quadrature amplitude modulation
- composition modulation
- compound modulation
- conductivity modulation
- constant-current modulation
- constant-envelope modulation
- continuous delta modulation
- continuously variable-slope delta-modulation
- continuous-wave modulation
- control-electrode modulation
- controlled-carrier modulation
- convection-current modulation
- conventional delta modulation
- cosine modulation
- coupling modulation
- CPSK modulation
- cross modulation
- deep modulation
- delay modulation
- delta modulation
- delta-sigma modulation
- density modulation
- difference-in-depth modulation
- differential modulation
- differential pulse-code modulation
- digital delta modulation
- digital modulation
- digital phase modulation
- digitally controlled delta modulation
- direct modulation
- discrete adaptive delta modulation
- discrete frequency modulation
- displacement modulation
- distortionless modulation
- doping modulation
- double modulation
- double-frequency modulation
- double-integration delta modulation
- double-integration delta-sigma modulation
- double-sideband amplitude modulation
- double-sideband modulation
- downward modulation
- dual modulation
- dynamic adaptive multiple quadrature amplitude modulation
- echo modulation
- effective percentage modulation
- eight-to-fourteen modulation
- elastooptic modulation
- electrical modulation
- electrooptic modulation
- environmental modulation
- exponential delta modulation
- exponential delta-sigma modulation
- external modulation
- externally companded delta modulation
- extraneous modulation
- facsimile modulation
- Faraday modulation
- Faraday-rotation modulation
- FH/DS modulation
- field modulation
- field-effect modulation
- first-order constant-factor delta modulation
- floating-carrier modulation
- fork modulation
- fork-tone modulation
- frequency modulation
- frequency-amplitude modulation
- frequency-hopped/direct sequence modulation
- frequency-hopping modulation
- frequency-shift modulation
- gate-bias modulation
- grid modulation
- grid-pulse modulation
- group modulation
- group-velocity modulation
- Hall-effect modulation
- Heising modulation
- high-index frequency modulation
- high-information delta modulation
- high-level modulation
- hum modulation
- hybrid modulation
- hyperbolic frequency modulation
- in-cavity modulation
- incidental carrier phase modulation
- incidental frequency modulation
- independent-sideband modulation
- indirect frequency modulation
- indirect modulation
- inductance-tube modulation
- instantaneously adaptive delta modulation
- instantaneously companded delta modulation
- intensity modulation
- interference modulation
- internal modulation
- intracavity modulation
- inversion modulation
- isochronous modulation
- Kerr-cell modulation
- key modulation
- laser modulation
- lateral modulation
- length modulation
- lifetime modulation
- light modulation
- light-induced barrier modulation
- linear delta modulation
- linear frequency modulation
- linear modulation
- linear pulse-code modulation
- line-type modulation
- logarithmic companded pulse-code modulation
- logarithmic phase modulation
- loss modulation
- low-level modulation
- luminance modulation
- magnetooptic modulation
- mapping delta modulation
- maximum percentage modulation
- modified frequency modulation
- modified modified frequency modulation
- multi-level delta modulation
- multi-level pulse-code modulation
- multiple modulation
- multiplex frequency modulation
- mutual-interference modulation
- narrow-band frequency modulation
- N-ary pulse-code modulation
- negative facsimile modulation
- negative modulation
- noise modulation
- nonpolar modulation
- on-off modulation
- outphasing modulation
- parabolic frequency modulation
- percent modulation
- percentage modulation
- permutation modulation
- phase modulation
- phase-difference modulation
- phase-velocity modulation
- piezoelectrooptic light modulation
- pitch-companded delta modulation
- plate modulation
- plate-and-screen-grid modulation
- plate-pulse modulation
- PN modulation
- polar modulation
- polarization modulation
- position modulation
- positive facsimile modulation
- positive modulation
- predictive coding delta modulation
- product modulation
- pseudonoise modulation
- pseudorandom modulation
- pulse delta modulation
- pulse group delta modulation
- pulse modulation
- pulse-amplitude modulation
- pulse-code modulation
- pulse-count modulation
- pulse-delay binary modulation
- pulse-delay modulation
- pulse-duration modulation
- pulse-frequency modulation
- pulse-interval modulation
- pulse-length modulation
- pulse-numbers modulation
- pulse-phase modulation
- pulse-polarization binary modulation
- pulse-repetition rate modulation
- pulse-spacing modulation
- pulse-time modulation
- pulse-width modulation
- Q modulation
- quadratic frequency modulation
- quadrature modulation
- quadrature-amplitude modulation
- quantized frequency modulation
- quantized pulse modulation
- quantized pulse-position modulation
- quiescent-carrier modulation
- raised-cosine modulation
- reflection modulation
- reset delta modulation
- residual modulation
- robust delta modulation
- rotor modulation
- satellite repeater modulation
- scanning-velocity modulation
- scan-velocity modulation
- screen-grid modulation
- self-modulation
- self-phase modulation
- self-pulse modulation
- series modulation
- series-coupled collector modulation
- sigma-delta modulation
- sine modulation
- single sideband amplitude modulation
- single sideband amplitude modulation-suppressed carrier
- single sideband modulation
- single-sideband frequency modulation
- single-sided angle modulation
- single-tone modulation
- smoothed-phase modulation
- sound modulation
- space modulation
- space-time modulation
- spark gap modulation
- spatial modulation
- spectral modulation
- speech-reiteration delta modulation
- spread-spectrum modulation
- spurious modulation
- square-law modulation
- square-wave modulation
- SSB modulation
- Stark modulation
- start-stop modulation
- statistical delta modulation
- stereo frequency modulation
- subcarrier frequency modulation
- subcarrier modulation
- suppressed-carrier modulation
- suppressor-grid modulation
- swept frequency modulation
- syllabically companded delta modulation
- syllabically companded pulse-code modulation
- symmetrical modulation
- synchronous modulation
- tamed frequency modulation
- tangent frequency modulation
- telemetering modulation
- terrestrial repeater modulation
- time modulation
- tone modulation
- transformer-coupled collector modulation
- transit-time modulation
- transmission modulation
- trapezoidal frequency modulation
- trellis coded modulation
- two-bit pulse-code modulation
- two-tone modulation
- unity modulation
- upward modulation
- variable-carrier modulation
- variable-slope delta modulation
- velocity modulation
- velocity variation modulation
- vestigial-sideband amplitude modulation
- vestigial-sideband modulation
- vibration modulation
- video modulation
- voice modulation
- V-shaped frequency modulation
- waveform tracking delta modulation
- Webster modulation
- weighted pulse-code modulation
- wide-band frequency modulation
- wobble modulation
- Z-axis modulation
- zig-zag modulation

- activity ratio
- adjacent-channel rejection ratio
- amplitude suppression ratio
- AM rejection ratio
- anharmonic ratio
- answer seizure ratio
- aperture ratio
- arithmetic ratio
- aspect ratio
- aspect ratio of resistor
- asymptotic ratio
- attenuation ratio
- available signal-to-noise ratio
- axial ratio of polarization ellipse
- azimuth ratio
- bit compression ratio
- blip-scan ratio
- cancellation ratio
- capture ratio
- carrier-to-noise ratio
- channel width-to-length ratio
- character aspect ratio
- charge-mass ratio
- charge-to-mass ratio
- click-through ratio
- coherence ratio - complex polarization ratio
- compression ratio
- contrast ratio
- control ratio
- conversion ratio
- conversion gain ratio
- cross ratio
- current ratio
- current standing-wave ratio
- current transfer ratio
- damping ratio
- data-compression ratio
- dc-to-ac ratio
- deviation ratio
- difference ratio
- discrimination ratio
- display screen aspect ratio
- distribution ratio
- double ratio
- downtime ratio
- duty ratio ratio
- energy compression ratio
- energy efficiency ratio - escape ratio
- etching ratio
- exchange-dipolar ratio
- facsimile aspect ratio
- feed-to-aperture area ratio
- forward-to-backward transmission ratio
- frequency ratio
- front-to-back ratio
- front-to-rear ratio
- gain/noise temperature ratio
- gas ratio
- geometric ratio
- golden ratio
- gyromagnetic ratio
- image ratio
- image aspect ratio
- image-frequency rejection ratio
- image interference ratio
- injection ratio
- interlace ratio
- interleave ratio
- intermediate-frequency harmonic interference-ratio
- intermediate-frequency interference ratio
- intermediate-frequency response ratio
- intrinsic stand-off ratio
- inverse ratio
- inverse Mills ratio
- inversion ratio
- inversion level ratio
- isolation ratio
- jam-to-signal ratio
- Josephson ratio
- Josephson frequency-voltage ratio
- J/S ratio
- justification ratio
- light-dark ratio
- likelihood ratio
- load ratio
- mark-space ratio
- mark-to-space ratio
- Mills ratio
- minority-carrier injection ratio
- moment ratio
- multiple ratio
- noise power ratio - offset-to-noise ratio
- one-to-zero ratio
- on-off ratio
- open-circuit reverse-voltage transfer ratio
- opening aspect ratio
- operating ratio
- peak-to-average ratio
- peak-to-valley ratio
- peak-to-valley current ratio
- percentage ratio
- picture aspect ratio
- picture-to-sync ratio
- pixel aspect ratio
- polarization ratio - probability ratio
- propagation ratio
- protection ratio
- pulse-compression ratio
- read-around ratio
- rear-to-front ratio
- rectification ratio
- rejection ratio
- relative ratio of decrease of conductance
- remanence ratio
- resetting ratio
- restorability ratio
- ripple ratio
- sampling ratio
- scaling ratio
- screen aspect ratio
- secondary-emission ratio
- seizure ratio
- short-circuit forward-current transfer ratio
- signal-to-distortion ratio - sinad ratio
- slope ratio
- SN ratio
- spreading ratio
- spurious response ratio
- squared ratio
- squareness ratio - step-up ratio
- stuffing ratio
- suppression ratio
- target-to-clutter ratio
- threshold signal-to-noise ratio
- transadmittance compression ratio
- transformation ratio
- transformer ratio
- transformer voltage ratio
- traveling-wave ratio
- turns ratio
- variability ratio
- voltage ratio