The amount of level boost in an amplifier or audio system.
Degree of signal amplification, achieved by an amp, tuner or pre-amp circuit. Expressed in decibels (dB)
In a given direction, 4 pi times the ratio of the radiation intensity in that direction to the net power accepted by the antenna from the connected transmitter.
Amplification of a circuit.
The ratio of system output signal to system input signal. It is a control loop parameter that determines system performance characteristics.
Overall audio output volume. Increase gain to amplify a clip, or decrease gain to attenuate a clip, making it quieter.
a measure of the amount of focus an antenna uses transmitting/receiving a radio signal.
Denotes an increase in signal power in transmission from one point to another, usually expressed in decibels.
(noun) an increase that is positive, an advance, an improvement; (verb) to get something useful or necessary, to benefit ...... back
The ratio of the magnitude of the output signal with respect to that of the input signal.
Gain is the factor of how much the level of a signal is increased or Amplified and is normally expressed in decibels. The gain controls on sound desks are found at the top of each channel and a correct setting is vital in ensuring a clean sound that is free of noise and distortion.
The increase in signaling power that occurs as the signal is boosted by an electronic device. It's measured in decibels. Gain is the ratio between the amplitude of the output signal of a device or circuit compared to the amplitude of the input signal.
A change in signal power, voltage or current. Usually applied to a change greater than one and frequently expressed in decibels.
the degree of signal amplification in a system or subsystem expressed as a scalar number or in logarithmic terms as db (decibels).
The amplification or increase in sound power in a hearing aid. In testing, it results from subtracting the level of the input from the level of the output of the aid.
An increase in money or property value.
1. Ratio of output signal magnitude to input signal magnitude; when less than one this is usually called attenuation. 2. The relative degree of amplification in an electronic circuit. 3. The ratio of the change in output to the change in input which caused the change. 4. In a controller, the reciprocal of proportional band Proportional band can be expressed as a dimensionless number (gain) or as a percent.
In video, the amount of white in a video picture. In audio, the loudness of an audio signal.
Also known as luminous gain or brightness, Gain refers to the number of times a night vision device amplifies light, measured in the thousands. United States military issue devices typically operate at a gain between 2000 and 3000.
Refers to the degree of signal amplification.
A measure of the ability of an antenna to receive radio frequency signals, which is related to physical size. The larger the antenna, the higher the gain and the higher the received signal level, in general. An increase in signal power denoted in dbs.
The ratio of output signal to input signal in electronic systems. If the ratio is greater than one, the signal has been amplified. If the ratio is less than one the signal has been attenuated.
The increase in signalling power as an audio signal is boosted by an electronic device. It is measured in decibels.
Gain, or “gain-up”, is the amount of ambient light that enters the iris of a camcorder. It electronically boosts the video signal level to make subjects appear brighter in low-light situations. (See gain-up control.) It is also the reflectivity of a projection screen. A gain of 1.0 equals the reflectivity of a matte white surface. A gain of 3.0 is high for a front-projection screen, whereas 7.0 is typical for rear-projection screens.
In this context, the number of adus (q.v.) per physical unit, referred to the original analog signal. Gain in this sense is directly proportional to the degree of amplification (the usual meaning of the word) of the analog signal prior to digitization. Gain may vary between signals in a record. `header' file A file accessible via the DB library that describes the signal files associated with a given database record. On writable UNIX and Macintosh file systems, `header' files have names of the form ` header. record', where record is the record name (q.v.). On CD-ROMs and MS-DOS file systems, `header' files have names of the form ` record.hea'. UNIX and Macintosh versions of the DB library can locate and read `header' files named using either convention.
Amplification of an electrical signal. Many camcorders have a gain up mode which is used in low light to boost the picture signal. This makes the picture easier to see, but the amplification process also increases the noise, so the picture is more grainy than usual.
(1) A general term for an increase in signal power or voltage produced by an amplifier. The amount of gain is usually expressed in decibels above a reference level. Opposite of attenuation. (2) The amplification of a signal, unit, or system. Expressed in the unit of measurement appropriate to the signal or system.
the effective amplification caused by an active amplifier, or by a passive antenna effecting the concentration of signal in a specific direction.
This is an increase in signal power, due to a boost from an electronic device.
A measure of amplification - in decibels (dB).
(1) The ratio between the amount of energy propagated from an antenna that is directional compared to the energy from the same antenna that would be propagated if the antenna were not directional. (2) Any increase in the strength of a signal.
An increase in power when a signal is transmitted from one point to another. It is usually expressed in decibels.
A metric used to characterize performance of communication system components that increase signal level. Components with gain include antennas and active devices, such as amplifiers.
An increase in signal power, typically the result of amplification.
How much the amplitude is increased by an amplifier.
Gain is an increase or decrease in the strength of an electrical signal.
the factor by which the output of a system exceeds the input
The effectiveness of a hearing aid (how much sound is amplified) is known as its gain.
Another term for amplification.
the amount of increase in signal power or voltage or current expressed as the ratio of output to input
increase in; "gain momentum"; "gain nerve"
increase (one's body weight); "She gained 20 pounds when she stopped exercising"
Ratio of output voltage, current, or power to input voltage, current, or power.
For a linear system or element, the ratio of the magnitude (amplitude) of a steady-state sinusoidal output relative to a causal input. In an electrical circuit, the amount of amplification used, sometime expressed in decibels (dB).
Amplification of a video signal. It often increases luminance.
The amplification of a signal by a device, expressed in decibels. "Unity Gain" indicates 0 dB.
Amount of increase in a signal as it passes through any part of a control system. If a signal gets smaller, it is attenuated. If it gets larger, it is amplified.
A knob that adjusts the sensitivity of the head amp (*see entry) in the input section of the AW4416,AW2816 or AW16G. If this control is adjusted to keep the input volumes consistent at this point, it will be easier to use the faders of each channel to create a balance.
is another term for audio volume, amplitude or level.
For audio, the measurement of the amplification for audio signals; for video, measurement of the electronic amplification of the video signal, resulting in an increase of overall luminance.
A measure of the increase in signal level provided by an amplifier, usually expressed in dB.
As applied to antennas, the factor by which the signal is increased in the preferred direction compared to that which would be obtained from an isotropic antenna.
The amplification of a signal, usually measured in db (decibels). No gain (0 db) is called "Unity Gain"
The strength (or amplitude) of an audio or video signal
The ratio of the system output to the input.
The factor by which a signal is amplified, sometimes expressed in decibels (dB)
An increase (or change) in signal power (or amplitude) from one point in a circuit or system to another.
The amount by which a circuit amplifies a signal, usually measured in dB.
The relative increase in power or magnitude of a signal typically measured in decibels.
Also known as 'Amplification', the ratio between the input voltage and the output voltage, or between the input power and the output power. Gain is usually expressed in decibels.
The increase of voltage, current or power over a standard or previous reading. Usually expressed in decibels.
The ratio of the power required at the input of a loss-free reference antenna to the power supplied to the input of the given antenna to produce, in a given direction, the same field strength at the same distance. Antenna gain is usually expressed in dB.
Gain is the ratio between the amplitude of the output signal of a device or circuit compared to the amplitude of the input signal. Gain is normally expressed in decibels (dB). A number of factors may affect the measured gain, so it is often necessary to specify the conditions or methods of measurement.
A factor by which a signal is amplified, typically expressed in terms of “times” a number. Examples include X10 and X2 where the signal amplitude is multiplied by factors of 10 and 2, respectively.
The amount the signal at the antenna of the receiver is increased before it is processed and displayed. The signal generated by the current in the target line is very small, and it must be increased in size many times before it can generate a perceptible indication on the display or sound in the receiver.
The process of increasing/decreasing the volume of an audio file. This is usually done so that all tracks on an album or bigger music collection are of the same volume.
Gain is the term used to describe the amount by which a signal is effectively amplified or multiplied.
Amplification or increase in magnitude.
The ratio of the distance the pointer moves to the distance the mouse moves.
the variable signal strength from the autopilot computer to the servos for different autopilot functions. We use a higher gain, and therefore more authority over the servos, during the more aggressive localizer tracking than the gain used when flying NAV enroute.
1. The amplification characteristic of an electrical or mechanical device. 2. The amount of volume that may be achieved before acoustical feedback occurs.
Amplification of sound level or voltage.
Amount of signal amplification. In a video camera, turning up the GAIN control boosts the contrast and effectively also its brightness.
The ratio of output signal amplitude to input signal amplitude. (Vo/Vi).
A measure of amplification of a device, usually expressed in dB at the highest frequency of operation.
Antenna gain is the way in which an antenna redistributes and focuses the output power of a wireless card, relative to an antenna with isotropic radiation. Gain is measured in dBi.
A measure of amplification expressed in dB. For matched CATV components. Gain of an amplifier is usually specified at the highest frequency of operation, for example, at Channel 13 of all-band equipment.
The gain figure that can be measured on the antenna. A full explanation of gain is here.
A general term used to denote an increase in signal power or voltage produced by an amplifier in transmitting a signal from one point to another. The amount of gain is usually expressed decibels above a reference level. Opposite of Attenuation.
The amplification a system provides to a signal.
To increase the level. The function of a volume control.
Ratio of the multiplier output current to the input ion current.
Any increase or decrease in strength of an electrical signal. Gain is measured in terms of decibels or number of times of magnification.
The amount by which an amplifier increases the power of a signal, indicated either in dB (e.g. Gain = +12dB), or as a multiplier (e.g. Gain = x4)
Increase in level or amplitude.
1) Knob usually found at the top of each input channel on the soundboard. Used to set input levels of the separate channels to relatively equal positions. 2) The amount of increase in audio signal strength, often expressed in dB.
1) The level of volume given to a signal or of a system.
An increase in the value of property or assets. See Capital Gain entry. For more information, see the "Introduction to Real Estate Capital Gains" article in the "Real Estate Investing" section.
The ratio of the output amplitude of a signal to the input amplitude of a signal. This ratio is typically expressed in decibels (dB).
the amount of amplification; when one volt is amplified to five volts the gain is said to be five times.
The volume, or loudness; specified in decibels. The value is an offset for an audio transaction transaction relative to the current system volume. So, a gain of one decibel would be one decibel louder than the current system volume. (The system or global volume is controlled by the audio control panel.)
the amount of amplification a system has; in antenna systems, the gain is the measurement of the directional characteristics
Gain: Term used to denote an increase in electronic signal strength or voltage produced by an amplifier for A/V equipment. Also used to denote the amount of reflectivity of projection screens.
Audio or video amplification. The strength of an audio or video signal.
The net increase in units or agreements on rent.
The amount of boost or attenuation of a signal.
The increase of the power level, current or voltage of a signal. In an amplifier it is the ratio of the output to the input signal levels.
Increase in voltage, current and/or power. Gain is expressed as a ratio of amplifier output value to the corresponding amplifier input value.
Any increase in value or monetary holdings.
The amount of amplification developed by an amplifier, preamplifier, etc.
The amplification or attenuation of a sound source, usually measured in dB (decibels). 0 dB means no amplification and no attenuation. A positive value amplifies a source, a negative value attenuates it.
The ratio of the output level of a circuit to the input. This will be positive for an amplifier and negative for an attenuator.
Increase of the level of a sound by increasing the amplitude of the frequency.
Also called brightness gain or luminance gain. This is the number of times a night vision device amplifies light input. It is usually measured as tube gain and system gain. In any night vision system, the tube gain is reduced by the systemâ€(tm)s lenses and is affected by the quality of the optics or any filters; therefore, system gain is a more important measurement to the user.
A term used to describe the amount of additional intensity added by a hearing aid or other amplifying device to an incoming signal during the amplification process.
a ratio expressing the difference between the input and output power, level or current in a circuit.
An objective measure of voltage amplification.
To increase in level. The function of a volume control.
Increased signal power usually the result of amplification; measured in decibels.
Antenna gain is a measure of directivity. It is defined as the ratio of the radiation intensity in a given direction to the radiation intensity that would be obtained if the power accepted by the antenna was radiated equally in all directions (isotropically). Antenna gain is expressed in dBi.
The amount of amplification used in an electrical circuit. Gain is usually measured in decibels, but it can also be expressed as the ratio of output power to input power.
The amount of increase in the power of a signal by an amplifier. It is the ratio of the output power to the input power and is expressed in decibels (dB).
Boosting the amplitude of the audio signal, perceived by the human ear as an increase in volume.
The range that describes how well the amplification is performing mg. For example, a child with unaided hearing at 70 dB who, when amplified, hears at 30dB, is experiencing a gain of40 dB.
A logarithmic measure of how well an antenna radiates or receives when compared to a reference antenna (a perfect point source dBi or a half wave dipole dBd), this can be highly directive with the intensity varying greatly over small angles.
The value of a system output divided by the value at its input. For example, if the voltage of the output terminal of an amplifier is 10 V, and the voltage at its input is 1 V, the gain is 10.
Applied to the incoming signal, gain acts as a multiplication factor on the signal, increasing the number of ranges the board is designed to accept. For example, if you select the ±5V range and set the gain to 10, signals in the ±0.5V (500mV) range are usable; with a gain of 20, the range is ±250mV.
Amount of increase or decrease of volume.
The ratio of total nuclear power output (including neutron energy) to the externally supplied plasma heating power. (back)
A measure of the amplifying or focussing power of an antenna when transmitting to, or receiving from, a particular direction in space. The gain of an antenna is the ratio of the power radiated (or received) per unit solid angle by the antenna in a given direction to the power radiated (or received) per unit solid angle by an isotropic antenna fed with the same power. The gain is usually expressed in dBi.
the increase in power level of a signal produced by an amplifier
Amplification of a signal or intensity measurement, expressed as a number equal to Output divided by Input.
Gain is defined as the change in input divided by the change in output. A process with high gain will react more to the controller output changing. For example, picture yourself taking a shower. You are the controller. If you turned the hot water valve up by half a turn and the temperature changed by 10 degrees this would be a higher gain process than if the temperature changed only 3 degrees.
As it applies to antennas, see Antenna Gain
1. Any increase in the current, voltage, or power level of a signal. 2. The ratio of ouput to input signal level of an amplifier.
An increase in voltage or power, usually expressed in dB.
Amount of signal amplification, usually expressed in decibels. The relative increase in voltage, current, or power from the input signal to the output signal.
Used to describe the quantity of change in a signal's amplitude when it passes through an electrical circuit.
In electronics, gain is usually taken to meaning the ratio of the signal output of a system to the signal input of the system. A gain of 10 would imply that a property of the signal (usually voltage or power) had increased by a factor of 10. In digital cameras, system gain defines the relationship between the number of electrons acquired as an input signal to the conversion/amplification of a video signal on the output.
A measure of amplification, expressed in decibels.
Gain is the practical value of the directivity of an antenna. It takes into account the efficiency of the complete structure.
Degree of signal amplification achieved in an amplifier circuit. Expressed in dB.
Term that describes the amount of amplification provided by a hearing aid. For example, a person with unaided hearing at 70 dB who, when amplified, hears at 30 dB, is experiencing a gain of 40 dB
The factor of power amplification in an electrical circuit. A signal, which enters a system at 1 watt and exits at 100 watts, has a gain of 100. Since gain is a ratio, it is expressed in decibels.
The ratio of output current, voltage, or power to input current, voltage, or power, respectively. Gain is usually expressed in dB. If the ratio is less than unity, the gain, expressed in dB, will be negative, in which case there is a loss between input and output.
The ratio of the output volume to the input volume
the ratio of output amplitude to input amplitude of a horn or booster.
The factor by which an incoming signal is multiplied.
the ratio of the signal output from a system to signal input to the system.
The increase in signaling power as an audio signal is boosted by an electronic device. It's measured in decibels (dB).
An increase in signal power, voltage, or current by an amplifier.
How much the level of incoming signals is changed by a circuit or antenna, usually in decibels (dB). Gain can be positive, for amplification; negative, for attenuation; or 0 dB for no change, or “unity gain.
The amount of boost applied to a sound signal.
An increase in monetary or property value.
The amount by which an electrical signal is inceased or decreased. The ratio of output to input. The amount of amplification. A multiplier that exists between the input and output of an amplifier.
In electronics, gain is usually taken as the mean ratio of the signal output of a system to the signal input of the system. A gain of five would imply that either the voltage or power is increased by a factor of five. It has wide application in amplifiers.