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95 relations: A-law algorithm, Ableton, Alignment level, Amplitude, Analog Devices, Analog signal, Analog-to-digital converter, Apple Inc., Ardour (software), Audacity (audio editor), Audio Interchange File Format, Audio mixing (recorded music), Audio system measurements, Auditory system, Avid (company), Binary number, Bit, Bit numbering, Bit rate, Blu-ray, Broadcasting, Clipping (audio), Cockos, Color depth, Compact disc, Compact Disc Digital Audio, Companding, Conceptual model, Convolution, Decibel, Delta-sigma modulation, Digital audio, Digital audio workstation, Digital signal (signal processing), Digital signal processing, Digital signal processor, Digital-to-analog converter, Direct Stream Digital, Dither, DV, DVD-Audio, Dynamic range, Effective number of bits, Exponentiation, File format, Fixed-point arithmetic, Floating-point arithmetic, Frequency domain, Frequency response, Full scale, ..., G.711, GarageBand, Headroom (audio signal processing), IEEE 754, Infinite impulse response, Integer, Integrated circuit, ITU-R 468 noise weighting, ITU-T, Logic Pro, Lossless compression, Lossy compression, Meridian Lossless Packing, Motorola 56000, MP3, Multiply–accumulate operation, NICAM, Noise floor, Noise shaping, Nonlinear system, Oversampling, Paul Davis (programmer), Power of two, Programme level, Propellerhead Software, Pulse-code modulation, Pulse-density modulation, Quantization (signal processing), REAPER, Recording studio, Rendering (computer graphics), Sampling (signal processing), Sign bit, Signal reconstruction, Signal-to-noise ratio, Signal-to-quantization-noise ratio, Signedness, Significand, Super Audio CD, Telephony, Time domain, Two's complement, WAV, X86, 16-bit. Expand index (45 more) »
A-law algorithm
An A-law algorithm is a standard companding algorithm, used in European 8-bit PCM digital communications systems to optimize, i.e. modify, the dynamic range of an analog signal for digitizing.
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Ableton
Ableton AG is a Berlin-based music software company that produces and distributes the production and performance program Ableton Live and a collection of related instruments and sample libraries, as well as their own hardware controller Ableton Push.
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Alignment level
The alignment level in an audio signal chain or on an audio recording is a defined anchor point that represents a reasonable or typical level.
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Amplitude
The amplitude of a periodic variable is a measure of its change over a single period (such as time or spatial period).
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Analog Devices
Analog Devices, Inc., also known as ADI or Analog, is an American multinational semiconductor company specializing in data conversion and signal processing technology, headquartered in Norwood, Massachusetts.
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Analog signal
An analog signal is any continuous signal for which the time varying feature (variable) of the signal is a representation of some other time varying quantity, i.e., analogous to another time varying signal.
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Analog-to-digital converter
In electronics, an analog-to-digital converter (ADC, A/D, or A-to-D) is a system that converts an analog signal, such as a sound picked up by a microphone or light entering a digital camera, into a digital signal.
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Apple Inc.
Apple Inc. is an American multinational technology company headquartered in Cupertino, California, that designs, develops, and sells consumer electronics, computer software, and online services.
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Ardour (software)
Ardour is a hard disk recorder and digital audio workstation application.
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Audacity (audio editor)
Audacity is a free and open-source digital audio editor and recording application software, available for Windows, macOS/OS X and Unix-like operating systems.
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Audio Interchange File Format
Audio Interchange File Format (AIFF) is an audio file format standard used for storing sound data for personal computers and other electronic audio devices.
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Audio mixing (recorded music)
In sound recording and reproduction, audio mixing is the process of combining multitrack recordings into a final mono, stereo or surround sound product.
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Audio system measurements
Audio system measurements are made for several purposes.
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Auditory system
The auditory system is the sensory system for the sense of hearing.
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Avid (company)
Avid Technology (often known and styled as Avid) is an American technology and multimedia company founded in August 1987 by Bill Warner, based in Burlington, Massachusetts.
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Binary number
In mathematics and digital electronics, a binary number is a number expressed in the base-2 numeral system or binary numeral system, which uses only two symbols: typically 0 (zero) and 1 (one).
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Bit
The bit (a portmanteau of binary digit) is a basic unit of information used in computing and digital communications.
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Bit numbering
In computing, bit numbering (or sometimes bit endianness) is the convention used to identify the bit positions in a binary number or a container for such a value.
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Bit rate
In telecommunications and computing, bit rate (bitrate or as a variable R) is the number of bits that are conveyed or processed per unit of time.
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Blu-ray
Blu-ray or Blu-ray Disc (BD) is a digital optical disc data storage format.
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Broadcasting
Broadcasting is the distribution of audio or video content to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model.
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Clipping (audio)
Clipping is a form of waveform distortion that occurs when an amplifier is overdriven and attempts to deliver an output voltage or current beyond its maximum capability.
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Cockos
Cockos, Inc is an American digital audio technology company founded in 2004, most notable for their digital audio workstation software REAPER.
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Color depth
Color depth or colour depth (see spelling differences), also known as bit depth, is either the number of bits used to indicate the color of a single pixel, in a bitmapped image or video frame buffer, or the number of bits used for each color component of a single pixel.
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Compact disc
Compact disc (CD) is a digital optical disc data storage format that was co-developed by Philips and Sony and released in 1982.
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Compact Disc Digital Audio
Compact Disc Digital Audio (CDDA or CD-DA) is the standard format for audio compact discs.
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Companding
In telecommunication and signal processing companding (occasionally called compansion) is a method of mitigating the detrimental effects of a channel with limited dynamic range.
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Conceptual model
A conceptual model is a representation of a system, made of the composition of concepts which are used to help people know, understand, or simulate a subject the model represents.
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Convolution
In mathematics (and, in particular, functional analysis) convolution is a mathematical operation on two functions (f and g) to produce a third function, that is typically viewed as a modified version of one of the original functions, giving the integral of the pointwise multiplication of the two functions as a function of the amount that one of the original functions is translated.
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Decibel
The decibel (symbol: dB) is a unit of measurement used to express the ratio of one value of a physical property to another on a logarithmic scale.
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Delta-sigma modulation
Delta-sigma (ΔΣ; or sigma-delta, ΣΔ) modulation is a method for encoding analog signals into digital signals as found in an analog-to-digital converter (ADC).
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Digital audio
Digital audio is audio, or simply sound, signal that has been recorded as or converted into digital form, where the sound wave of the audio signal is encoded as numerical samples in continuous sequence, typically at CD audio quality which is 16 bit sample depth over 44.1 thousand samples per second.
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Digital audio workstation
A digital audio workstation (DAW) is an electronic device or application software used for recording, editing and producing audio files.
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Digital signal (signal processing)
In the context of digital signal processing (DSP), a digital signal is a discrete-time signal for which not only the time but also the amplitude has discrete values; in other words, its samples take on only values from a discrete set (a countable set that can be mapped one-to-one to a subset of integers).
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Digital signal processing
Digital signal processing (DSP) is the use of digital processing, such as by computers or more specialized digital signal processors, to perform a wide variety of signal processing operations.
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Digital signal processor
A digital signal processor (DSP) is a specialized microprocessor (or a SIP block), with its architecture optimized for the operational needs of digital signal processing.
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Digital-to-analog converter
In electronics, a digital-to-analog converter (DAC, D/A, D2A, or D-to-A) is a system that converts a digital signal into an analog signal.
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Direct Stream Digital
DSD Records (DSD) is a trademark used by Sony and Philips for their system of digitally recreating audible signals for the Super Audio CD (SACD).
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Dither
Dither is an intentionally applied form of noise used to randomize quantization error, preventing large-scale patterns such as color banding in images.
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DV
DV is a format for storing digital video.
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DVD-Audio
DVD-Audio (commonly abbreviated as DVD-A) is a digital format for delivering high-fidelity audio content on a DVD.
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Dynamic range
Dynamic range, abbreviated DR, DNR, or DYR is the ratio between the largest and smallest values that a certain quantity can assume.
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Effective number of bits
Effective number of bits (ENOB) is a measure of the dynamic range of an analog-to-digital converter (ADC) and its associated circuitry.
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Exponentiation
Exponentiation is a mathematical operation, written as, involving two numbers, the base and the exponent.
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File format
A file format is a standard way that information is encoded for storage in a computer file.
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Fixed-point arithmetic
In computing, a fixed-point number representation is a real data type for a number that has a fixed number of digits after (and sometimes also before) the radix point (after the decimal point '.' in English decimal notation).
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Floating-point arithmetic
In computing, floating-point arithmetic is arithmetic using formulaic representation of real numbers as an approximation so as to support a trade-off between range and precision.
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Frequency domain
In electronics, control systems engineering, and statistics, the frequency domain refers to the analysis of mathematical functions or signals with respect to frequency, rather than time.
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Frequency response
Frequency response is the quantitative measure of the output spectrum of a system or device in response to a stimulus, and is used to characterize the dynamics of the system.
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Full scale
In electronics and signal processing, full scale or full code represents the maximum amplitude a system can present.
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G.711
G.711 is an ITU-T standard for audio companding.
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GarageBand
GarageBand is a line of digital audio workstations for macOS and iOS that allows users to create music or podcasts.
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Headroom (audio signal processing)
In digital and analog audio, headroom refers to the amount by which the signal-handling capabilities of an audio system exceed a designated nominal level.
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IEEE 754
The IEEE Standard for Floating-Point Arithmetic (IEEE 754) is a technical standard for floating-point computation established in 1985 by the Institute of Electrical and Electronics Engineers (IEEE).
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Infinite impulse response
Infinite impulse response (IIR) is a property applying to many linear time-invariant systems.
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Integer
An integer (from the Latin ''integer'' meaning "whole")Integer 's first literal meaning in Latin is "untouched", from in ("not") plus tangere ("to touch").
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Integrated circuit
An integrated circuit or monolithic integrated circuit (also referred to as an IC, a chip, or a microchip) is a set of electronic circuits on one small flat piece (or "chip") of semiconductor material, normally silicon.
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ITU-R 468 noise weighting
ITU-R 468 (originally defined in CCIR recommendation 468-4; sometimes referred to as CCIR-1k) is a standard relating to noise measurement, widely used when measuring noise in audio systems.
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ITU-T
The ITU Telecommunication Standardization Sector (ITU-T) is one of the three sectors (divisions or units) of the International Telecommunication Union (ITU); it coordinates standards for telecommunications.
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Logic Pro
Logic Pro is a digital audio workstation (DAW) and MIDI sequencer software application for the macOS platform.
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Lossless compression
Lossless compression is a class of data compression algorithms that allows the original data to be perfectly reconstructed from the compressed data.
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Lossy compression
In information technology, lossy compression or irreversible compression is the class of data encoding methods that uses inexact approximations and partial data discarding to represent the content.
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Meridian Lossless Packing
Meridian Lossless Packing, also known as Packed PCM (PPCM), is a lossless compression technique for compressing PCM audio data developed by Meridian Audio, Ltd..
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Motorola 56000
The Motorola DSP56000 (also known as 56K) is a family of digital signal processor (DSP) chips produced by Motorola Semiconductor (later known as Freescale Semiconductor, now acquired by NXP) starting in 1986 and is still being produced in more advanced models in the 2010s.
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MP3
MP3 (formally MPEG-1 Audio Layer III or MPEG-2 Audio Layer III) is an audio coding format for digital audio.
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Multiply–accumulate operation
In computing, especially digital signal processing, the multiply–accumulate operation is a common step that computes the product of two numbers and adds that product to an accumulator.
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NICAM
Near Instantaneous Companded Audio Multiplex (NICAM) is an early form of lossy compression for digital audio.
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Noise floor
In signal theory, the noise floor is the measure of the signal created from the sum of all the noise sources and unwanted signals within a measurement system, where noise is defined as any signal other than the one being monitored.
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Noise shaping
Noise shaping is a technique typically used in digital audio, image, and video processing, usually in combination with dithering, as part of the process of quantization or bit-depth reduction of a digital signal.
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Nonlinear system
In mathematics and science, a nonlinear system is a system in which the change of the output is not proportional to the change of the input.
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Oversampling
In signal processing, oversampling is the process of sampling a signal with a sampling frequency significantly higher than the Nyquist rate.
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Paul Davis (programmer)
Paul Davis (formerly as Paul Barton-Davis) is a British software developer best known for his work on (JACK) audio software for the Linux operating system, and for his role as one of the first two programmers at Amazon.com.
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Power of two
In mathematics, a power of two is a number of the form where is an integer, i.e. the result of exponentiation with number two as the base and integer as the exponent.
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Programme level
Programme level refers to the signal level that an audio source is transmitted or recorded at, and is important in audio if listeners of Compact Discs (CDs), radio and television are to get the best experience, without excessive noise in quiet periods or distortion of loud sounds.
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Propellerhead Software
Propellerhead Software is a music software company, based in Stockholm, Sweden, and founded in 1994.
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Pulse-code modulation
Pulse-code modulation (PCM) is a method used to digitally represent sampled analog signals.
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Pulse-density modulation
Pulse-density modulation, or PDM, is a form of modulation used to represent an analog signal with a binary signal.
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Quantization (signal processing)
Quantization, in mathematics and digital signal processing, is the process of mapping input values from a large set (often a continuous set) to output values in a (countable) smaller set.
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REAPER
REAPER (an acronym for Rapid Environment for Audio Production, Engineering, and Recording) is a digital audio workstation and MIDI sequencer software created by Cockos.
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Recording studio
A recording studio is a specialized facility for sound recording, mixing, and audio production of instrumental or vocal musical performances, spoken words, and other sounds.
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Rendering (computer graphics)
Rendering or image synthesis is the automatic process of generating a photorealistic or non-photorealistic image from a 2D or 3D model (or models in what collectively could be called a scene file) by means of computer programs.
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Sampling (signal processing)
In signal processing, sampling is the reduction of a continuous-time signal to a discrete-time signal.
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Sign bit
In computer science, the sign bit is a bit in a signed number representation that indicates the sign of a number.
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Signal reconstruction
In signal processing, reconstruction usually means the determination of an original continuous signal from a sequence of equally spaced samples.
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Signal-to-noise ratio
Signal-to-noise ratio (abbreviated SNR or S/N) is a measure used in science and engineering that compares the level of a desired signal to the level of background noise.
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Signal-to-quantization-noise ratio
Signal-to-Quantization-Noise Ratio (SQNR or SNqR) is widely used quality measure in analysing digitizing schemes such as PCM (pulse code modulation) and multimedia codecs.
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Signedness
In computing, signedness is a property of data types representing numbers in computer programs.
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Significand
The significand (also mantissa or coefficient) is part of a number in scientific notation or a floating-point number, consisting of its significant digits.
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Super Audio CD
Super Audio CD (SACD) is a read-only optical disc for audio storage, introduced in 1999.
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Telephony
Telephony is the field of technology involving the development, application, and deployment of telecommunication services for the purpose of electronic transmission of voice, fax, or data, between distant parties.
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Time domain
Time domain is the analysis of mathematical functions, physical signals or time series of economic or environmental data, with respect to time.
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Two's complement
Two's complement is a mathematical operation on binary numbers, best known for its role in computing as a method of signed number representation.
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WAV
Waveform Audio File Format (WAVE, or more commonly known as WAV due to its filename extension - both pronounced "wave") (rarely, Audio for Windows) is a Microsoft and IBM audio file format standard for storing an audio bitstream on PCs.
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X86
x86 is a family of backward-compatible instruction set architectures based on the Intel 8086 CPU and its Intel 8088 variant.
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16-bit
16-bit microcomputers are computers in which 16-bit microprocessors were the norm.
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Redirects here:
16 bit audio, 16-bit audio, 16-bit sound, 24 bit audio, 24-bit audio, 8-bit sound, Audio Bit Depth, Audio resolition, Audio resolution, Resolution (audio).
References
[1] https://en.wikipedia.org/wiki/Audio_bit_depth
