Sampler (musical instrument)
Encyclopedia
A sampler is an electronic musical instrument similar in some respects to a synthesizer
Synthesizer
A synthesizer is an electronic instrument capable of producing sounds by generating electrical signals of different frequencies. These electrical signals are played through a loudspeaker or set of headphones...

 but, instead of generating sounds, it uses recordings (or "samples
Sampling (music)
In music, sampling is the act of taking a portion, or sample, of one sound recording and reusing it as an instrument or a different sound recording of a song or piece. Sampling was originally developed by experimental musicians working with musique concrète and electroacoustic music, who physically...

") of sounds that are loaded or recorded into it by the user and then played back by means of a keyboard, sequencer
Music sequencer
The music sequencer is a device or computer software to record, edit, play back the music, by handling note and performance information in several forms, typically :...

 or other triggering device to perform or compose music. Because these samples are now usually stored in digital memory the information can be quickly accessed. A single sample may often be pitch-shifted to produce musical scales and chords
Chord (music)
A chord in music is any harmonic set of two–three or more notes that is heard as if sounding simultaneously. These need not actually be played together: arpeggios and broken chords may for many practical and theoretical purposes be understood as chords...

.

Often samplers offer filters
Filter (signal processing)
In signal processing, a filter is a device or process that removes from a signal some unwanted component or feature. Filtering is a class of signal processing, the defining feature of filters being the complete or partial suppression of some aspect of the signal...

, modulation via low frequency oscillation
Low frequency oscillation
Low-frequency oscillation is an electronic signal, which is usually below 20 Hz and creates a rhythmic pulse or sweep. This pulse or sweep is often used to modulate synthesizers, delay lines and other audio equipment in order to create effects used in the production of electronic music. Audio...

 and other synthesizer-like processes that allow the original sound to be modified in many different ways. Most samplers have polyphonic capabilities - they are able to play more than one note at the same time. Many are also multitimbral
Multitimbral
Monotimbral is usually used in reference to electronic synthesisers which can produce a single timbre at a given pitch upon pressing a single or multiple keys .An electronic musical instrument may be...

 - they can play back different sounds at the same time.

Historical overview

Prior to computer memory-based samplers, musicians used tape replay keyboard
Tape replay keyboard
A tape replay keyboard is a musical instrument that uses pre-recorded analog tapes to produce sound when a key is pressed. Examples of tape replay keyboards include the Chamberlin, the Mellotron, and the Birotron....

s, which store recordings on analog tape. When a key is pressed the tape head contacts the tape and plays a sound. The Mellotron
Mellotron
The Mellotron is an electro-mechanical, polyphonic tape replay keyboard originally developed and built in Birmingham, England in the early 1960s. It superseded the Chamberlin Music Master, which was the world's first sample-playback keyboard intended for music...

 was the most notable model, used by a number of groups in the late 1960s and the 1970s, but such systems were expensive and heavy due to the multiple tape mechanisms involved, and the range of the instrument was limited to three octaves at the most. To change
sounds a new set of tapes had to be installed in the instrument. The emergence of the digital
Digital signal processing
Digital signal processing is concerned with the representation of discrete time signals by a sequence of numbers or symbols and the processing of these signals. Digital signal processing and analog signal processing are subfields of signal processing...

 sampler made sampling far more practical.

The first digital sampler was the EMS Musys system, developed by Peter Grogono (software), David Cockerell (hardware and interfacing) and Peter Zinovieff
Peter Zinovieff
Peter Zinovieff is a British inventor of Russian ethnicity, most notable for his EMS company, which made the famous VCS3 synthesizer in the late 1960s...

 (system design and operation) at their London (Putney) Studio c. 1969. The system ran on two mini-computers, Digital Equipment’s PDP-8
PDP-8
The 12-bit PDP-8 was the first successful commercial minicomputer, produced by Digital Equipment Corporation in the 1960s. DEC introduced it on 22 March 1965, and sold more than 50,000 systems, the most of any computer up to that date. It was the first widely sold computer in the DEC PDP series of...

s. These had 12,000 (12k) bytes of read-only memory, backed up by a hard drive of 32k and by tape storage (DecTape). EMS equipment was used to control the world's first digital studio.

The first commercially available sampling synthesizer was the Computer Music Melodian by Harry Mendell (1976), while the first polyphonic digital sampling synthesiser was the Australian-produced Fairlight CMI
Fairlight CMI
The Fairlight CMI is a digital sampling synthesizer. It was designed in 1979 by the founders of Fairlight, Peter Vogel and Kim Ryrie, and based on a dual-6800 microprocessor computer designed by Tony Furse in Sydney, Australia...

, first available in 1979. The E-mu SP-1200
E-mu SP-1200
E-mu SP-1200 is a classic drum machine and sampler released in August 1987 by E-mu Systems, Inc. as an update of the SP-12, which was originally created for dance music producers...

 percussion sampler progressed Hip-Hop away from the drum machine sound upon its release in August 1987, ushering in the sample-based sound of the late 1980s and early 1990s. Akai pioneered many processing techniques, such as crossfade looping and "time stretch" to shorten or lengthen samples without affecting pitch and vice versa.

During the 1980s hybrid synthesizers began to utilize short samples (such as the attack phase of an instrument) along with digital synthesis to create more realistic imitations of instruments than had previously been possible. Examples are Korg M1
Korg M1
The Korg M1 is the world's first widely-known music workstation. Its onboard MIDI sequencer and palette of sounds allowed musicians to produce complete professional arrangements...

, Korg O1/W and the later Korg Triton
Korg Triton
Korg Triton is a music workstation synthesizer featuring digital sampling and sequencing created by Korg. All Tritons use Korg's HI Synthesis tone generator. They are available in several models and various upgrade configurations. The Triton is world famous among many musicians for being a...

 and Korg Trinity
Korg Trinity
Korg Trinity is a commercially successful synthesizer music workstation released by Korg in 1996. It was also the first workstation to offer modular expansion for not only sounds, but also studio-grade feature such as SCSI, ADAT, various sound engine processors, audio recording capability, and more...

 series, Yamaha's SY series and the Kawai K series of instruments. Limiting factors at the time were the cost of physical memory (RAM
Ram
-Animals:*Ram, an uncastrated male sheep*Ram cichlid, a species of freshwater fish endemic to Colombia and Venezuela-Military:*Battering ram*Ramming, a military tactic in which one vehicle runs into another...

) and the limitations of external data storage devices, and this approach made best use of the tiny amount of memory available to the design engineers.

The modern-day music workstation
Music workstation
A music workstation is an electronic musical instrument providing the facilities of:*a sound module,*a music sequencer and* a musical keyboard.It enables a musician to compose electronic music using just one piece of equipment.-History:...

 usually uses sampling, whether simple playback or complex editing that matches all but the most advanced dedicated samplers, and also includes features such as a sequencer
Music sequencer
The music sequencer is a device or computer software to record, edit, play back the music, by handling note and performance information in several forms, typically :...

. Samplers, together with traditional Foley artist
Foley artist
Foley is the reproduction of everyday sounds for use in filmmaking. These reproduced sounds can be anything from the swishing of clothing and footsteps to squeaky doors and breaking glass. The best foley art is so well integrated into a film that it goes unnoticed by the audience. It helps to...

s, are the mainstay of modern sound effect
Sound effect
For the album by The Jam, see Sound Affects.Sound effects or audio effects are artificially created or enhanced sounds, or sound processes used to emphasize artistic or other content of films, television shows, live performance, animation, video games, music, or other media...

s production. Using digital techniques various effects can be pitch-shifted and otherwise altered in ways that would have required many hours when done with tape.

Interface

Usually a sampler is controlled from an attached music keyboard or other external MIDI source. Each note-message received by the sampler accesses a particular sample. Often multiple samples are arranged across the keyboard, each assigned to a note or group of notes. Keyboard tracking allows samples to be shifted in pitch
Pitch (music)
Pitch is an auditory perceptual property that allows the ordering of sounds on a frequency-related scale.Pitches are compared as "higher" and "lower" in the sense associated with musical melodies,...

 by an appropriate amount. Each group of notes to which a single sample has been assigned is often called a keyzone, and the resultant set of zones is called a keymap.

For example, in Fig 1, a keymap has been created with four different samples. Each sample, if pitched, should be associated with a particular center pitch. The first sample (Violin G2) is distributed across three different notes, g2, g#2, and a2. If the note G2 is received the sampler will play back the Violin G2 sample at its original pitch. If the note received is G#2 the sampler will shift the sample up a semitone
Semitone
A semitone, also called a half step or a half tone, is the smallest musical interval commonly used in Western tonal music, and it is considered the most dissonant when sounded harmonically....

 while the note A2 will play it back a whole tone higher. If the next note (Bb2) is input the sampler will select the Violin B2 sample, playing it a semitone lower than its center pitch of B2.

In general samplers can play back any kind of recorded audio and most samplers offer editing facilities that allow the user to modify and process the audio and to apply a wide range of effects, making the sampler a powerful and versatile musical tool.

Hierarchy

A sampler is organized into a hierarchy of progressively more complicated data structures. At the bottom lie samples, individual recordings of any sound, recorded at a particular sample rate and resolution. A reference center pitch indicates the actual frequency of the recorded note. Samples may also be "looped" by defining points at which a repeated section of the sample starts and ends, allowing a relatively short sample to play endlessly. In some cases, a "loop crossfade" is indicated, allowing less obvious transitions at the loop point by fading the end of the loop out while fading its beginning in.

Keymaps are arranged into instruments. At this level parameters may be added to define how the keymaps are played. Filters can be applied to change the sound-color while low frequency oscillators and envelope generators can shape the amplitude, pitch, filter or other parameters of the sound. Instruments may have multiple layers of keymaps in order to play more than one sample at the same time and each keymap layer may have a different set of parameters so that the incoming noe-events affect each layer differently. For example two layers may have a different sensitivity to the velocity of the incoming note, altering the resulting timbre according to how hard the note is played.

At this level, there are two basic approaches to sampler organization. In a bank approach, each instrument is assigned to a different MIDI channel and multiple banks can be stored to reconfigure the sampler. A different and more powerful approach is to associate each instrument with a patch number or ID so that each MIDI channel can be configured separately by sending controller information on the individual channel.

Types

Many samplers work as described above: the keymapping system "spread out" a sample over a certain range of keys. This has side-effects that may be desirable in some contexts, such as speeding up or slowing down drum loops. However, the higher and lower parts of such a keymap may sound unnatural, and, when arranging a pitched instrument over several keymaps, the transition from one to another may be too noticeable for realistic imitation of the instrument - the art is to make transitions as smooth as possible.

Some phrase samplers are more optimised for triggering single "one-shot" sounds such as drum hits. Each keymap spans only a single key, requiring a large number of zones (61 on a five-octave keyboard), each with its own settings. "Phrase sampling" aims to simplify this, particularly on interfaces such as the 16 pads on the Akai MPC series: the fact that each pad is actually a note is hidden from the user. The sampling engine does not re-pitch samples, it only plays them back. The user interface is simplified. Phrase samplers often have a groovebox
Groovebox
The term Groovebox was originally used by Roland corporation to refer to its MC-303, but the term has since entered general use. It refers to a self-contained instrument for the production of live, loop-based electronic music with a high degree of user control facilitating improvisation.A groovebox...

 format; lightweight, easy to operate and carry.

Specifications

Samplers can be classified by several specifications;
  • Polyphony: How many voices can play simultaneously
  • Sample Space: How much memory is available to load samples
  • Channels: How many different MIDI channels are available for different instruments
  • Bit depth: How much sample resolution can be supported
  • Outputs: How many discrete audio outputs are available

Computer Music Melodian

Computer Music Inc. was started in New Jersey
New Jersey
New Jersey is a state in the Northeastern and Middle Atlantic regions of the United States. , its population was 8,791,894. It is bordered on the north and east by the state of New York, on the southeast and south by the Atlantic Ocean, on the west by Pennsylvania and on the southwest by Delaware...

 USA in 1972 by Harry Mendell and Dan Coren. The company was established to develop and market musical instruments based on computer software.

The Melodian was based on the Digital Equipment Corporation
Digital Equipment Corporation
Digital Equipment Corporation was a major American company in the computer industry and a leading vendor of computer systems, software and peripherals from the 1960s to the 1990s...

 PDP-8 computer and hand wired D/A and A/D conversion and tracking anti-aliasing filters. The Melodian was first used by Stevie Wonder in the "Journey through the Secret Life of Plants
Journey through the Secret Life of Plants
Stevie Wonder's Journey Through "The Secret Life of Plants" is an album by Stevie Wonder, originally released on the Tamla Motown label on October 30, 1979...

" (1979). The Melodian was a monophonic synth with 12 bit A/D and sampling rates up to 22 kHz. It was designed to be compatible with analog synthesizers and had a feature where it would sync to the pitch of an analog synth, such as an Arp 2600. This means the Melodian captured all of the frequency modulation effects, including the touch ribbon control. It also could trigger off the ARPs keyboard so it could almost be thought of as a hybrid sampler/analog synth, making best use of the technology that was available at the time.

Synclavier

The Synclavier
Synclavier
The Synclavier System was an early digital synthesizer, polyphonic digital sampling system, and music workstation, manufactured by New England Digital Corporation, Norwich, VT. The original design and development of the Synclavier prototype occurred at Dartmouth College with the collaboration of...

 System was an early digital synthesizer and sampler, manufactured by New England Digital. First released in 1975, it proved to be highly influential among both music producers and electronic musicians, due to its versatility, its cutting-edge technology and distinctive sound. Synclavier
Synclavier
The Synclavier System was an early digital synthesizer, polyphonic digital sampling system, and music workstation, manufactured by New England Digital Corporation, Norwich, VT. The original design and development of the Synclavier prototype occurred at Dartmouth College with the collaboration of...

 Systems were expensive - the highest price ever paid for one was about $500,000, although average systems were closer to about $200,000 - $300,000. Although this made it inaccessible for most musicians, it found widespread use among producers and professional recording studios, and it competed in this market with other high-end production systems, such as the Fairlight CMI. Though scarce, the Synclavier
Synclavier
The Synclavier System was an early digital synthesizer, polyphonic digital sampling system, and music workstation, manufactured by New England Digital Corporation, Norwich, VT. The original design and development of the Synclavier prototype occurred at Dartmouth College with the collaboration of...

 remains in use in many studios to this day.

Fairlight Instruments

Fairlight Instruments
Fairlight
Fairlight is a digital audio company based in Sydney, Australia. In 1979 they created the Fairlight CMI, the first digital audio sampler, quickly used by artists such as Peter Gabriel, Kate Bush, and Jean Michel Jarre. They are now a manufacturer of media solutions tools such as digital audio...

 was started in Sydney
Sydney
Sydney is the most populous city in Australia and the state capital of New South Wales. Sydney is located on Australia's south-east coast of the Tasman Sea. As of June 2010, the greater metropolitan area had an approximate population of 4.6 million people...

 Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

 in 1975 by Peter Vogel and Kim Ryrie. The company was originally established as a manufacturer and retailer of video special effects equipment.

The Fairlight CMI
Fairlight CMI
The Fairlight CMI is a digital sampling synthesizer. It was designed in 1979 by the founders of Fairlight, Peter Vogel and Kim Ryrie, and based on a dual-6800 microprocessor computer designed by Tony Furse in Sydney, Australia...

 or Computer Music Instrument, released in (1979), started life as the QASAR M8. The M8 was handwired and legend has it that it took 2 hours to boot up. The CMI was the first commercially available digital sampling instrument. The original Fairlight CMI sampled using a resolution of 16 bits per sample at a rate of 24 kHz, and used two 8-bit Motorola 6800
Motorola 6800
The 6800 was an 8-bit microprocessor designed and first manufactured by Motorola in 1974. The MC6800 microprocessor was part of the M6800 Microcomputer System that also included serial and parallel interface ICs, RAM, ROM and other support chips...

 processors (later upgraded to the more powerful 16/32-bit Motorola 68000
Motorola 68000
The Motorola 68000 is a 16/32-bit CISC microprocessor core designed and marketed by Freescale Semiconductor...

). It was equipped with two six-octave
Octave
In music, an octave is the interval between one musical pitch and another with half or double its frequency. The octave relationship is a natural phenomenon that has been referred to as the "basic miracle of music", the use of which is "common in most musical systems"...

 keyboards
Keyboard instrument
A keyboard instrument is a musical instrument which is played using a musical keyboard. The most common of these is the piano. Other widely used keyboard instruments include organs of various types as well as other mechanical, electromechanical and electronic instruments...

, an alphanumeric keyboard, and an interactive video display unit (VDU) where sound
Sound
Sound is a mechanical wave that is an oscillation of pressure transmitted through a solid, liquid, or gas, composed of frequencies within the range of hearing and of a level sufficiently strong to be heard, or the sensation stimulated in organs of hearing by such vibrations.-Propagation of...

waves could be edited or even drawn from scratch using a light pen
Light pen
A light pen is a computer input device in the form of a light-sensitive wand used in conjunction with a computer's CRT TV set or monitor. It allows the user to point to displayed objects, or draw on the screen, in a similar way to a touch screen but with greater positional accuracy...

. Software allowed for editing, looping, and mixing of sounds which could then be played back via the keyboard or the software-based sequencer. It retailed for around US$25,000.

Fairlight later released the Series IIx, which increased the sampling rate to 32 kHz and was the first to feature basic MIDI functionality. In 1985, the Series III was released with two significant upgrades: bit rate and sampling rate were increased to CD quality (16 bit/44.1khz) and SMPTE time code
SMPTE time code
SMPTE timecode is a set of cooperating standards to label individual frames of video or film with a time code defined by the Society of Motion Picture and Television Engineers in the SMPTE 12M specification...

 was now supported. Notable users of the Fairlight CMI include Peter Gabriel
Peter Gabriel
Peter Brian Gabriel is an English singer, musician, and songwriter who rose to fame as the lead vocalist and flautist of the progressive rock group Genesis. After leaving Genesis, Gabriel went on to a successful solo career...

, Herbie Hancock
Herbie Hancock
Herbert Jeffrey "Herbie" Hancock is an American pianist, bandleader and composer. As part of Miles Davis's "second great quintet," Hancock helped to redefine the role of a jazz rhythm section and was one of the primary architects of the "post-bop" sound...

, Trevor Horn
Trevor Horn
Trevor Charles Horn CBE is an English pop music record producer, songwriter, musician and singer. He was born in Houghton-le-Spring in north-east England....

, Art of Noise, Yello
Yello
Yello is a Swiss electronica band consisting of Dieter Meier and Boris Blank. They are probably best known for their singles "The Race" and "Oh Yeah", which feature a mix of electronic music and manipulated vocals, as does most of their music....

, Pet Shop Boys
Pet Shop Boys
Pet Shop Boys are an English electronic dance music duo, consisting of Neil Tennant, who provides main vocals, keyboards and occasional guitar, and Chris Lowe on keyboards....

, Jean Michel Jarre
Jean Michel Jarre
Jean Michel André Jarre is a French composer, performer and music producer. He is a pioneer in the electronic, ambient and New Age genres, and known as an organiser of outdoor spectacles of his music featuring lights, laser displays, and fireworks.Jarre was raised in Lyon by his mother and...

, Duran Duran
Duran Duran
Duran Duran are an English band, formed in Birmingham in 1978. They were one of the most successful bands of the 1980s and a leading band in the MTV-driven "Second British Invasion" of the United States...

 and Kate Bush
Kate Bush
Kate Bush is an English singer-songwriter, musician and record producer. Her eclectic musical style and idiosyncratic vocal style have made her one of the United Kingdom's most successful solo female performers of the past 30 years.In 1978, at the age of 19, Bush topped the UK Singles Chart...

.

E-mu Systems

E-mu Emulator
E-mu Emulator
The Emulator is the name given to a series of disk-based digital sampling keyboards manufactured by E-mu Systems from 1982 until 1990. Though not the first commercial sampler, the Emulator was among the first to find wide use among ordinary musicians, due to its relatively low price and its size,...

(1981) was E-mu Systems initial foray into sampling, and saved the company from financial disaster after the complete failure of the Audity
E-mu Audity
The E-mu Audity was a digitally controlled, analog synthesizer made in 1978. It was inspired by Tangerine Dream's Peter Baumann, and eventually evolved into a state-of-the-art, 16-voice polyphonic analog synthesizer with an included digital keyboard and sequencer that was intended to compete with...

 due to a price tag of $70,000. The name 'Emulator' came as the result of leafing through a thesaurus and matched the name of the company perfectly. The Emulator came in 2-, 4-, and 8-note polyphonic versions, the 2-note being dropped due to limited interest, and featured a maximum sampling rate of 27.7 kHz, a four-octave keyboard and 128 kB of memory.

E-mu Emulator II (1984) was designed to bridge the gap between the Fairlight CMI
Fairlight CMI
The Fairlight CMI is a digital sampling synthesizer. It was designed in 1979 by the founders of Fairlight, Peter Vogel and Kim Ryrie, and based on a dual-6800 microprocessor computer designed by Tony Furse in Sydney, Australia...

 and Synclavier
Synclavier
The Synclavier System was an early digital synthesizer, polyphonic digital sampling system, and music workstation, manufactured by New England Digital Corporation, Norwich, VT. The original design and development of the Synclavier prototype occurred at Dartmouth College with the collaboration of...

 and the Ensoniq Mirage
Ensoniq Mirage
The Ensoniq Corporation's Mirage was an 8-bit sampler introduced in 1984. Priced below $2000 with features previously only found on more expensive samplers like the Fairlight CMI, it became a best seller....

. It featured 8 notes polyphony, 8-bit sampling, 512kb of RAM (1mb in the EII+ though only accessible as two independent 512kb banks), an 8-track sequencer, and analog filtering. With the addition of the hard disk option, the Emulator II was comparable to samplers released 5 years later.

E-mu Emulator III (1987) was a 16-bit stereo digital sampler with 16-note polyphony, 44.1 kHz maximum sample rate and had up to 8 MB of memory. It featured a 16 channel sequencer, SMPTE and a 40 MB hard disk.

E-mu SP-1200
E-mu SP-1200
E-mu SP-1200 is a classic drum machine and sampler released in August 1987 by E-mu Systems, Inc. as an update of the SP-12, which was originally created for dance music producers...

was, and still is, one of the most highly regarded samplers for use in hip-hop
Hip hop music
Hip hop music, also called hip-hop, rap music or hip-hop music, is a musical genre consisting of a stylized rhythmic music that commonly accompanies rapping, a rhythmic and rhyming speech that is chanted...

 related production. Its 12-bit sampling engine gave a desirable warmth to instruments and a gritty punch to drums. It featured 10 seconds of sample time spread across four 2.5-second sections.

E-mu Emax
E-mu Emax
The Emax was a line of samplers, developed, manufactured, and sold by E-mu Systems from 1986 to 1995. Sold alongside their more expensive Emulator II and III samplers, the Emax line was conceived after the release of the Akai S-612 and Sequential Prophet 2000, and was designed to compete for the...

, sold between 1985 & 1995, and aimed at the lower end of the market.

E-mu ESI-32 (1994) was a stripped down, far cheaper, and simplified EIIIx, and could use the same samples. The unit could accommodate up to 32 MB RAM. 32 note polyphony and sounds could be routed internally to one of four polyphonic outputs. Via optional SCSI interface, the ESI-32 could access external CD-ROM, Zip-100, and hard drives.

Akai

Akai entered the electronic musical instrument world in 1984 when Roger Linn
Roger Linn
Roger Linn is an industrial designer, mainly of electronic drum machines, and has recently branched out into guitar effects pedals. His products have become underground hits, being used on many famous recordings...

, the creator of the Linn LM-1
Linn LM-1
The LM-1 Drum Computer, manufactured by Linn Electronics Inc., was the first drum machine to use digital samples of acoustic drums. Conceived and designed by Roger Linn, it was also one of the first programmable drum machines...

, the Linn 9000, and the Linn Drum partnered with the Japanese Akai
Akai
Akai is a consumer electronics brand, founded by Saburo Akai as , a Japanese manufacturer in 1929. It is now headquartered in Singapore as a subsidiary of Grande Holdings, a Hong Kong-based conglomerate, which also owns the formerly Japanese brands Nakamichi and Sansui. The Akai brand is now used...

 Corporation to create samplers similar to the ones created at Linn's own company, Linn Electronics. With this came the first in a series of affordable samplers, the S612, a 12 bit digital sampler module. The S612 was superseded in 1986 by the S900.

The Akai S900 (1986) was the first truly affordable digital sampler. It was 8-note polyphonic and featured 12-bit sampling with a frequency range up to 40 kHz and up to 750 kB of memory that allowed for just under 12 seconds at the best sampling rate. It could store a maximum of 32 samples in memory. The operating system was software based and allowed for upgrades that had to be booted
Booting
In computing, booting is a process that begins when a user turns on a computer system and prepares the computer to perform its normal operations. On modern computers, this typically involves loading and starting an operating system. The boot sequence is the initial set of operations that the...

 each time the sampler was switched on.

The Akai MPC60 Digital Sampler/Drum Machine and MIDI Sequencer (1988) was the first non-rack mounted model released. It is also the first time a sampler with touch sensitive trigger pads was produced by AKAI, giving birth to the popular MPC series of sampler sequencers.

The Akai S950 (1988) was an improved version of the S900, with a maximum sample frequency of 48 kHz and some of the editing features of the contemporary S1000.

The Akai S1000
Akai S1000
The Akai S1000 is a 16-bit professional stereo digital sampler, released by Akai in 1988. The S1000 was among the first professional-quality 16-bit stereo samplers. Its abilities to splice, crossfade, trim, and loop music in 16-bit CD-quality sound made it popular among producers of this era...

(1988) was possibly the most popular 16-bit 44.1 kHz stereo sampler of its time. It featured 16-voices, up to 32 MB of memory, and 24-bit internal processing, including a digital filter (18dB/octave), an LFO, and two ADSR envelope generators (for amplitude and filtering). The S1000 also offered up to 8 different loop points. Additional functions included Autolooping, Crossfade Looping, Loop in Release (which cycles through the loop as the sound decays), Loop Until Release (which cycles through the loop until the note begins its decay), Reverse and Time Stretch (version 1.3 and higher).

Other samplers released by AKAI include the S01, S20, S700, S2000, S2800, S3000, S3000XL, S5000, S6000, MPC
MIDI Production Center
Akai MPCs are a popular series of electronic musical instruments originally designed by Roger Linn and produced by the Japanese company Akai from 1988 onward. Intended to function as a powerful kind of drum machine, the MPCs drew on design ideas from machines such as the Sequential Circuits Inc...

500, MPC1000, MPC2000, MPC2000XL, MPC2500, MPC3000, MPC3000XL, MPC3000LE, MPC4000, MPC5000, Z4 and Z8.

Roland

Roland Corporation
Roland Corporation
is a Japanese manufacturer of electronic musical instruments, electronic equipment and software. It was founded by Ikutaro Kakehashi in Osaka on April 18, 1972, with ¥33 million in capital. In 2005 Roland's headquarters relocated to Hamamatsu in Shizuoka Prefecture. Today it has factories in Japan,...

 manufactured the S series. These were true samplers that provide all of the features described above, including sampling, sample editing, pitch transposition, and keyzone mapping:
More recently, Roland introduced the Groove Sampler concept. These devices are renowned for their ease of use, but a few lack the pitch transposition and keyzone mapping capabilities that most samplers have. Some have limits to rendering loops or sound effects samples that are played back at the same pitch they were recorded. Although these machines are equipped with a wide range of built-in effects, a few lack pitch transposition and keyzone mapping that diminishes their utility significantly. The Roland Groove Sampler line includes the following:

Other manufacturers

  • Alesis
    Alesis
    Alesis is a company based in Cumberland, Rhode Island, that designs and markets electronic musical instruments, digital audio processors, audio mixers, digital audio interfaces, recording equipment, drum machines, professional audio and electronic percussion products...

  • Casio
    Casio
    is a multinational electronic devices manufacturing company founded in 1946, with its headquarters in Shibuya, Tokyo, Japan. Casio is best known for its electronic products, such as calculators, audio equipment, PDAs, cameras, musical instruments, and watches...

     (no longer in production)
  • Dynacord (no longer in production)
  • Ensoniq
    Ensoniq
    Ensoniq Corp. was an American electronics manufacturer, best known throughout the mid 1980s and 1990s for its musical instruments, principally samplers and synthesizers.- Company history :...

  • Korg
    Korg
    is a Japanese multinational corporation that manufactures electronic musical instruments, audio processors and guitar pedals, recording equipment, and electronic tuners...

  • Kurzweil
    Kurzweil Music Systems
    Kurzweil Music Systems is a company that produces electronic musical instruments for professionals and home users. Founded in 1982 by Raymond Kurzweil, a developer of reading machines for the blind, the company made use of many of the technologies originally designed for reading machines and...

  • Native Instruments
    Native Instruments
    Native Instruments is a technology company that develops software and hardware for music production and DJing. The company has originally been identified mostly with software instruments, but has also expanded to various other music equipment segments in recent years.Current products of Native...

  • Rebis (no longer in production)
  • Publison
  • Sequential Circuits
    Sequential Circuits
    Sequential Circuits Inc. was a California-based synthesizer company that was founded in the early 1970s by Dave Smith and sold to Yamaha Corporation in 1987. The company, throughout its lifespan, pioneered many groundbreaking technologies and design principles that are often taken for granted in...

     (no longer in production)
  • Steinberg
    Steinberg
    Steinberg GmbH is a German musical software and equipment company based in Hamburg. It mainly produces music recording, arranging and editing software as used in digital audio workstations and VSTi software synthesizers.- History :...

  • Tascam
    TASCAM
    TASCAM is the professional audio division of TEAC Corporation, headquartered in Montebello, California. Tascam is credited as the inventor of the Portastudio, the first cassette-based multi-track home studio recorders. Tascam also introduced the first low-cost mass produced multitrack recorders...

      / NemeSys
  • Waveframe
  • Yamaha

Sample Storage

Most older samplers use SCSI as the protocol for getting sample data in and out of the machine. SCSI interfaces were either standard on the sampler or offered as an option. SCSI provides the ability to move large quantities of data in and out of a sampler in reasonable times. Hard drives, CDROM drives, Zip drives and removable cartridge drives such as Syquest and Iomega Jaz drives are the most popular SCSI devices used with samplers. Each has its own strengths and weaknesses, with Hard drives being the fastest devices. Modern (after 2000) samplers use solid-state memory cards (such as compact Flash or SmartMedia) for sample storage and transfer.

Software samplers

In the last 10 years the increases in computer power and memory capacity have made it possible to develop software applications that provide the same capabilities as hardware-based units. These are typically produced as plug in instruments - for example, using the VST
Virtual Studio Technology
Steinberg's Virtual Studio Technology is an interface for integrating software audio synthesizer and effect plugins with audio editors and hard-disk recording systems. VST and similar technologies use digital signal processing to simulate traditional recording studio hardware with software...

 system. Some such samplers provide relatively simple sample playback facilities, requiring the user to turn to other software for such tasks as sample editing, sample recording, and DSP effects, while others provide features beyond those offered by rack-mounted units.

See also

concepts
  • Sampling (music)
    Sampling (music)
    In music, sampling is the act of taking a portion, or sample, of one sound recording and reusing it as an instrument or a different sound recording of a song or piece. Sampling was originally developed by experimental musicians working with musique concrète and electroacoustic music, who physically...

  • Remix
    Remix
    A remix is an alternative version of a recorded song, made from an original version. This term is also used for any alterations of media other than song ....


synthesizers
  • Synthesizer
    Synthesizer
    A synthesizer is an electronic instrument capable of producing sounds by generating electrical signals of different frequencies. These electrical signals are played through a loudspeaker or set of headphones...

  • Wavetable synthesis
    Wavetable synthesis
    Wavetable synthesis is used in certain digital music synthesizers to implement a restricted form of real-time additive synthesis. The technique was first developed by Wolfgang Palm of PPG in the late 1970s and published in 1979, and has since been used as the primary synthesis method in...


historical
  • Optophonic Piano
    Optophonic Piano
    The Optophonic Piano is an electronic optical instrument created by the Russian Futurist painter Vladimir Baranoff Rossiné.Vladimir Baranoff Rossiné started working on the instrument in 1916. He performed with it at many events and places, including the Bolshoi Theatre...

  • Lichtton orgel (in German)
  • Chamberlin
  • Mellotron
    Mellotron
    The Mellotron is an electro-mechanical, polyphonic tape replay keyboard originally developed and built in Birmingham, England in the early 1960s. It superseded the Chamberlin Music Master, which was the world's first sample-playback keyboard intended for music...


software application
  • FL Studio
    FL Studio
    FL Studio is a digital audio workstation developed by the Belgian company Image-Line. FL Studio features a graphical user interface based on a pattern-based music sequencer...

The source of this article is wikipedia, the free encyclopedia.  The text of this article is licensed under the GFDL.
 
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