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Comparison of analog and digital recording

Index Comparison of analog and digital recording

Sound can be recorded and stored and played using either digital or analog techniques. [1]

124 relations: ABX test, Adrian Sherwood, Aliasing, An Alpine Symphony, Analog recording, Analog signal, Analog-to-digital converter, Anti-aliasing filter, Applied kinesiology, Audio bit depth, Audio Engineering Society, Audio mastering, Audio plug-in, Audio system measurements, Audiophile, Ball bearing, Bandwidth (signal processing), Bearing (mechanical), Bit numbering, Blinded experiment, Bob Katz, CD-R, Cliff effect, Codec, Compact Cassette, Compact disc, Compact Disc Digital Audio, Computer, Computer number format, Correlation and dependence, Cross-interleaved Reed–Solomon coding, Data compression, Decibel, Delay (audio effect), Delta-sigma modulation, Diamond, Digital audio workstation, Digital Compact Cassette, Digital filter, Digital recording, Digital rights management, Digital signal (signal processing), Digital signal processing, Direct Stream Digital, Disc rot, Distortion (music), Dither, DVD-Audio, Dynamic range, Dynamic range compression, ..., Encyclopædia Britannica, Equalization (audio), Error detection and correction, Flicker noise, FM broadcasting, Frequency response, Gain compression, Generation loss, Hard disk drive, Hearing range, Herbert von Karajan, Hertz, History of sound recording, Jitter, John Diamond (doctor), LaserDisc, Lathe, Limiter, Linear phase, Loudness war, Low-pass filter, M-DISC, Magnetic field, Magnetic tape, Mark Levinson (audio equipment designer), Mass, Mature technology, Metadata, Micrometre, Microphone, Molecule, Multitrack recording, Nanometre, Nanosecond, NHK, Noise shaping, Non-linear editing system, Nonlinear distortion, Nyquist frequency, Nyquist–Shannon sampling theorem, Omni (magazine), Outboard gear, Oversampling, Phase (waves), Phase distortion, Philips, Phonograph record, Plain bearing, Psychoacoustics, Pulse-code modulation, Pulse-width modulation, Quadraphonic sound, Quantization (signal processing), Reel-to-reel audio tape recording, Reverberation, Root mean square, Sampling (signal processing), Saturation (magnetic), Signal-to-noise ratio, Sine wave, Sony, Sound, Sound recording and reproduction, Super Audio CD, Tape recorder, Telecommunication, The Absolute Sound, The Penguin Guide to Recorded Classical Music, Time base correction, Transducer, Ultrasound, University of St Andrews, Video, Wow (recording). Expand index (74 more) »

ABX test

An ABX test is a method of comparing two choices of sensory stimuli to identify detectable differences between them.

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Adrian Sherwood

Adrian Maxwell Sherwood (born January 20, 1958, London, England) is an English record producer specializing in the genres of dub music and EDM.

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Aliasing

In signal processing and related disciplines, aliasing is an effect that causes different signals to become indistinguishable (or aliases of one another) when sampled.

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An Alpine Symphony

An Alpine Symphony (Eine Alpensinfonie), Op.

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Analog recording

Analog recording (Greek, ana is "according to" and logos "relationship") is a technique used for the recording of analog signals which, among many possibilities, allows analog audio and analog video for later playback.

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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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Anti-aliasing filter

An anti-aliasing filter (AAF) is a filter used before a signal sampler to restrict the bandwidth of a signal to approximately or completely satisfy the sampling theorem over the band of interest.

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Applied kinesiology

Applied kinesiology (AK) is a technique in alternative medicine claimed to be able to diagnose illness or choose treatment by testing muscles for strength and weakness.

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Audio bit depth

In digital audio using pulse-code modulation (PCM), bit depth is the number of bits of information in each sample, and it directly corresponds to the resolution of each sample.

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Audio Engineering Society

Established in 1948, the Audio Engineering Society (AES) draws its membership from engineers, scientists, other individuals with an interest or involvement in the professional audio industry.

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Audio mastering

Mastering, a form of audio post production, is the process of preparing and transferring recorded audio from a source containing the final mix to a data storage device (the master); the source from which all copies will be produced (via methods such as pressing, duplication or replication).

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Audio plug-in

An audio plug-in, in computer software, is a plug-in that can add or enhance audio-related functionality in a computer program.

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Audio system measurements

Audio system measurements are made for several purposes.

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Audiophile

An audiophile is a person who is enthusiastic about high-fidelity sound reproduction.

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Ball bearing

A ball bearing is a type of rolling-element bearing that uses balls to maintain the separation between the bearing races.

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Bandwidth (signal processing)

Bandwidth is the difference between the upper and lower frequencies in a continuous band of frequencies.

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Bearing (mechanical)

A bearing is a machine element that constrains relative motion to only the desired motion, and reduces friction between moving parts.

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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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Blinded experiment

A blind or blinded-experiment is an experiment in which information about the test is masked (kept) from the participant, to reduce or eliminate bias, until after a trial outcome is known.

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Bob Katz

Bob Katz is an American audio mastering engineer and author of a popular book on audio mastering.

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CD-R

CD-R (Compact Disc-Recordable) is a digital optical disc storage format.

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Cliff effect

In telecommunications, the (digital) cliff effect or brickwall effect is a sudden loss of digital signal reception.

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Codec

A codec is a device or computer program for encoding or decoding a digital data stream or signal.

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Compact Cassette

The Compact Audio Cassette (CAC) or Musicassette (MC), also commonly called the cassette tape or simply tape or cassette, is an analog magnetic tape recording format for audio recording and playback.

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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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Computer

A computer is a device that can be instructed to carry out sequences of arithmetic or logical operations automatically via computer programming.

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Computer number format

A computer number format is the internal representation of numeric values in digital computer and calculator hardware and software.

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Correlation and dependence

In statistics, dependence or association is any statistical relationship, whether causal or not, between two random variables or bivariate data.

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Cross-interleaved Reed–Solomon coding

In the compact disc system, cross-interleaved Reed–Solomon code (CIRC) provides error detection and error correction.

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Data compression

In signal processing, data compression, source coding, or bit-rate reduction involves encoding information using fewer bits than the original representation.

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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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Delay (audio effect)

Delay is an audio effect and an effects unit which records an input signal to an audio storage medium, and then plays it back after a period of time.

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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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Diamond

Diamond is a solid form of carbon with a diamond cubic crystal structure.

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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 Compact Cassette

The Digital Compact Cassette (DCC) is a magnetic tape sound recording format introduced by Philips and Matsushita in late 1992 and marketed as the successor to the standard analog Compact Cassette.

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Digital filter

In signal processing, a digital filter is a system that performs mathematical operations on a sampled, discrete-time signal to reduce or enhance certain aspects of that signal.

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Digital recording

In digital recording, audio signals picked up by a microphone or other transducer or video signals picked up by a camera or similar device are converted into a stream of discrete numbers, representing the changes over time in air pressure for audio, and chroma and luminance values for video, then recorded to a storage device.

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Digital rights management

Digital rights management (DRM) is a set of access control technologies for restricting the use of proprietary hardware and copyrighted works.

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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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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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Disc rot

Disc rot is a phrase describing the tendency of CD or DVD or other optical discs to become unreadable due to physical or chemical deterioration.

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Distortion (music)

Distortion and overdrive are forms of audio signal processing used to alter the sound of amplified electric musical instruments, usually by increasing their gain, producing a "fuzzy", "growling", or "gritty" tone.

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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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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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Dynamic range compression

Dynamic range compression (DRC) or simply compression is an audio signal processing operation that reduces the volume of loud sounds or amplifies quiet sounds thus reducing or compressing an audio signal's dynamic range.

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Encyclopædia Britannica

The Encyclopædia Britannica (Latin for "British Encyclopaedia"), published by Encyclopædia Britannica, Inc., is a general knowledge English-language encyclopaedia.

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Equalization (audio)

Equalization or equalisation is the process of adjusting the balance between frequency components within an electronic signal.

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Error detection and correction

In information theory and coding theory with applications in computer science and telecommunication, error detection and correction or error control are techniques that enable reliable delivery of digital data over unreliable communication channels.

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Flicker noise

Flicker noise is a type of electronic noise with a 1/f power spectral density.

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FM broadcasting

FM broadcasting is a method of radio broadcasting using frequency modulation (FM) technology.

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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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Gain compression

Gain compression is a reduction in "differential" or "slope" gain caused by nonlinearity of the transfer function of the amplifying device.

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Generation loss

Generation loss is the loss of quality between subsequent copies or transcodes of data.

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Hard disk drive

A hard disk drive (HDD), hard disk, hard drive or fixed disk is an electromechanical data storage device that uses magnetic storage to store and retrieve digital information using one or more rigid rapidly rotating disks (platters) coated with magnetic material.

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Hearing range

Hearing range describes the range of frequencies that can be heard by humans or other animals, though it can also refer to the range of levels.

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Herbert von Karajan

Herbert von Karajan (born Heribert Ritter von Karajan; 5 April 1908 – 16 July 1989) was an Austrian conductor.

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Hertz

The hertz (symbol: Hz) is the derived unit of frequency in the International System of Units (SI) and is defined as one cycle per second.

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History of sound recording

Experiments in capturing sound on a recording medium for preservation and reproduction began in earnest during the Industrial Revolution of the 1800s.

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Jitter

In electronics and telecommunications, jitter is the deviation from true periodicity of a presumably periodic signal, often in relation to a reference clock signal.

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John Diamond (doctor)

John Diamond (born 9 August 1934) is a physician and author on holistic health and creativity.

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LaserDisc

LaserDisc (abbreviated as LD) is a home video format and the first commercial optical disc storage medium, initially licensed, sold and marketed as MCA DiscoVision in the United States in 1978.

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Lathe

A lathe is a tool that rotates the workpiece about an axis of rotation to perform various operations such as cutting, sanding, knurling, drilling, deformation, facing, and turning, with tools that are applied to the workpiece to create an object with symmetry about that axis.

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Limiter

In electronics, a limiter is a circuit that allows signals below a specified input power or level to pass unaffected while attenuating (lowering) the peaks of stronger signals that exceed this threshold.

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Linear phase

Linear phase is a property of a filter, where the phase response of the filter is a linear function of frequency.

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Loudness war

The loudness war (or loudness race) refers to the trend of increasing audio levels in recorded music which many critics believe reduces sound quality and listener enjoyment.

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Low-pass filter

A low-pass filter (LPF) is a filter that passes signals with a frequency lower than a certain cutoff frequency and attenuates signals with frequencies higher than the cutoff frequency.

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M-DISC

M-DISC (Millennial Disc) is a write-once optical disc technology introduced in 2009 by Millenniata, Inc.

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Magnetic field

A magnetic field is a vector field that describes the magnetic influence of electrical currents and magnetized materials.

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Magnetic tape

Magnetic tape is a medium for magnetic recording, made of a thin, magnetizable coating on a long, narrow strip of plastic film.

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Mark Levinson (audio equipment designer)

Mark Levinson (born December 11, 1946) is an American audio equipment designer, recording and mastering engineer, multi-instrumentalist musician, and serial entrepreneur responsible for developing some of the most respected products and brand names in the high-performance audio industry.

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Mass

Mass is both a property of a physical body and a measure of its resistance to acceleration (a change in its state of motion) when a net force is applied.

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Mature technology

A mature technology is a technology that has been in use for long enough that most of its initial faults and inherent problems have been removed or reduced by further development.

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Metadata

Metadata is "data that provides information about other data".

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Micrometre

The micrometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: μm) or micrometer (American spelling), also commonly known as a micron, is an SI derived unit of length equaling (SI standard prefix "micro-".

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Microphone

A microphone, colloquially nicknamed mic or mike, is a transducer that converts sound into an electrical signal.

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Molecule

A molecule is an electrically neutral group of two or more atoms held together by chemical bonds.

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Multitrack recording

Multitrack recording (MTR)—also known as multitracking, double tracking, or tracking—is a method of sound recording developed in 1955 that allows for the separate recording of multiple sound sources or of sound sources recorded at different times to create a cohesive whole.

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Nanometre

The nanometre (International spelling as used by the International Bureau of Weights and Measures; SI symbol: nm) or nanometer (American spelling) is a unit of length in the metric system, equal to one billionth (short scale) of a metre (m).

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Nanosecond

A nanosecond (ns) is an SI unit of time equal to one thousand-millionth of a second (or one billionth of a second), that is, 1/1,000,000,000 of a second, or 10 seconds.

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NHK

is Japan's national public broadcasting organization.

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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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Non-linear editing system

Non-destructive editing is a form of audio, video or image editing where the original content is not modified in the course of editing, instead the edits are specified and modified by specialized software.

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Nonlinear distortion

Nonlinear distortion is a term used (in fields such as electronics, audio and telecommunications) to describe the phenomenon of a non-linear relationship between the "input" and "output" signals of - for example - an electronic device.

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Nyquist frequency

The Nyquist frequency, named after electronic engineer Harry Nyquist, is half of the sampling rate of a discrete signal processing system.

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Nyquist–Shannon sampling theorem

In the field of digital signal processing, the sampling theorem is a fundamental bridge between continuous-time signals (often called "analog signals") and discrete-time signals (often called "digital signals").

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Omni (magazine)

Omni was a science and science fiction magazine published in the US and the UK.

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Outboard gear

Musical "outboard equipment" or "gear" is used to alter how a musical instrument sounds.

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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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Phase (waves)

Phase is the position of a point in time (an instant) on a waveform cycle.

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Phase distortion

In signal processing, phase distortion or phase-frequency distortion is distortion, that is, change in the shape of the waveform, that occurs when (a) a filter's phase response is not linear over the frequency range of interest, that is, the phase shift introduced by a circuit or device is not directly proportional to frequency, or (b) the zero-frequency intercept of the phase-frequency characteristic is not 0 or an integral multiple of 2π radians.

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Philips

Koninklijke Philips N.V. (Philips, stylized as PHILIPS) is a Dutch multinational technology company headquartered in Amsterdam currently focused in the area of healthcare.

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Phonograph record

A phonograph record (also known as a gramophone record, especially in British English, or record) is an analog sound storage medium in the form of a flat disc with an inscribed, modulated spiral groove.

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Plain bearing

A plain bearing, or more commonly sliding bearing and slide bearing (in railroading sometimes called a solid bearing or friction bearing), is the simplest type of bearing, comprising just a bearing surface and no rolling elements.

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Psychoacoustics

Psychoacoustics is the scientific study of sound perception and audiology.

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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-width modulation

Pulse-width modulation (PWM), or pulse-duration modulation (PDM), is a modulation technique used to encode a message into a pulsing signal.

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Quadraphonic sound

Quadraphonic (or Quadrophonic and sometimes Quadrasonic) sound – equivalent to what is now called 4.0 surround sound – uses four channels in which speakers are positioned at the four corners of the listening space, reproducing signals that are (wholly or in part) independent of one another.

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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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Reel-to-reel audio tape recording

Reel-to/open-reel audio tape recording is the form of magnetic tape audio recording in which the recording medium is held on a reel, rather than being securely contained within a cassette.

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Reverberation

Reverberation, in psychoacoustics and acoustics, is a persistence of sound after the sound is produced.

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Root mean square

In statistics and its applications, the root mean square (abbreviated RMS or rms) is defined as the square root of the mean square (the arithmetic mean of the squares of a set of numbers).

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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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Saturation (magnetic)

Seen in some magnetic materials, saturation is the state reached when an increase in applied external magnetic field H cannot increase the magnetization of the material further, so the total magnetic flux density B more or less levels off.

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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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Sine wave

A sine wave or sinusoid is a mathematical curve that describes a smooth periodic oscillation.

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Sony

is a Japanese multinational conglomerate corporation headquartered in Kōnan, Minato, Tokyo.

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Sound

In physics, sound is a vibration that typically propagates as an audible wave of pressure, through a transmission medium such as a gas, liquid or solid.

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Sound recording and reproduction

Sound recording and reproduction is an electrical, mechanical, electronic, or digital inscription and re-creation of sound waves, such as spoken voice, singing, instrumental music, or sound effects.

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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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Tape recorder

An audio tape recorder, tape deck, or tape machine is an audio storage device that records and plays back sounds, including articulated voices, usually using magnetic tape, either wound on a reel or in a cassette, for storage.

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Telecommunication

Telecommunication is the transmission of signs, signals, messages, words, writings, images and sounds or information of any nature by wire, radio, optical or other electromagnetic systems.

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The Absolute Sound

The Absolute Sound (TAS) is an American magazine which reviews audiophile-oriented sound-reproduction equipment, along with recordings and comments on various music-related subjects.

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The Penguin Guide to Recorded Classical Music

The Penguin Guide to Recorded Classical Music (formerly The Penguin Guide to Compact Discs and, from 2003 to 2006, The Penguin Guide to Compact Discs and DVDs) was a widely distributed annual publication from Britain published by Penguin Books that reviewed and rated currently available recordings of classical music.

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Time base correction

Time base correction is a technique to reduce or eliminate errors caused by mechanical instability present in analog recordings on mechanical media.

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Transducer

A transducer is a device that converts energy from one form to another.

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Ultrasound

Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing.

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University of St Andrews

The University of St Andrews (informally known as St Andrews University or simply St Andrews; abbreviated as St And, from the Latin Sancti Andreae, in post-nominals) is a British public research university in St Andrews, Fife, Scotland.

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Video

Video is an electronic medium for the recording, copying, playback, broadcasting, and display of moving visual media.

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Wow (recording)

Wow is a relatively slow form of flutter (pitch variation) that can affect gramophone records and tape recorders.

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References

[1] https://en.wikipedia.org/wiki/Comparison_of_analog_and_digital_recording

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