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Sampler (musical instrument)

A sampler is an electronic or digital musical instrument which uses sound recordings (or "samples") of real instrument sounds (e.g., a piano, violin, trumpet, or other synthesizer), excerpts from recorded songs (e.g., a five-second bass guitar riff from a funk song) or found sounds (e.g., sirens and ocean waves). The samples are loaded or recorded by the user or by a manufacturer. These sounds are then played back by means of the sampler program itself, a MIDI keyboard, sequencer or another triggering device (e.g., electronic drums) to perform or compose music. Because these samples are usually stored in digital memory, the information can be quickly accessed. A single sample may often be pitch-shifted to different pitches to produce musical scales and chords.

An AKAI MPC2000 sampling sequencer (1997)

Often samplers offer filters, effects units, modulation via low frequency oscillation and other synthesizer-like processes that allow the original sound to be modified in many different ways. Most samplers have Multitimbrality capabilities – they can play back different sounds simultaneously. Many are also polyphonic – they are able to play more than one note at the same time.

Lichttonorgel (1936),
an earlier sampling organ utilizing analog optical disc

History

 
Mellotron (Introduced 1963)
 
EMS MUSYS-3 (1970) (based on Nunzio 2014)

Prior to computer memory-based samplers, musicians used tape replay keyboards, which store recordings on analog tape. When a key is pressed the tape head contacts the moving tape and plays a sound. The Mellotron 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 sampler made sampling far more practical.

The earliest digital sampling was done on the EMS Musys system, developed by Peter Grogono (software), David Cockerell (hardware and interfacing) and Peter Zinovieff (system design and operation) at their London (Putney) Studio c. 1969. The system ran on two mini-computers, Digital Equipment PDP-8's. These had a pair of fast D/A and A/D converters,[1][2] 12,000 (12k) bytes of core memory (RAM), backed up by a hard drive of 32k and by tape storage (DecTape).[3][4][5] EMS equipment was used to control the world's first digital studio (EMS London (Putney) Studio), and their earliest digital sampling was done on that system during 1971–1972 for Harrison Birtwistle's "Chronometer" released in 1975.[1][6][7]

 
Fairlight CMI (1979–)

The first commercially available sampling synthesizer was the Computer Music Melodian by Harry Mendell (1976), while the first polyphonic digital sampling synthesizer was the Australian-produced Fairlight CMI, first available in 1979. These early sampling synthesizers used wavetable sample-based synthesis.[8]

Since the 1980s,[citation needed] samplers have been using pulse-code modulation (PCM) for digital sampling.[8][unreliable source?] The first PCM digital sampler[citation needed] was Toshiba's LMD-649,[9][unreliable source?] created in 1981 by engineer Kenji Murata for Japanese electronic music band Yellow Magic Orchestra, who used it for extensive sampling and looping in their 1981 album Technodelic.[10] The LMD-649 played and recorded PCM samples at 12-bit audio depth and 50 kHz sampling rate, stored in 128 KB of dynamic RAM.[9] The LMD-649 was also used by other Japanese synthpop artists in the early 1980s, including Chiemi Manabe[11] and Logic System.[12] Sampling keyboards were notable for their high price which was out of reach for the majority of working musicians – with the early Fairlight starting at $30,000. The E-mu Emulator brought the price down to under $10,000 but it was not until the mid-1980s that genuinely affordable keyboard samplers began to hit the market with the Ensoniq Mirage in 1985 and the E-mu Emax the following year, which had a sub-$2000 price point. The Korg DSS-1 and Roland's S-Series followed shortly afterwards.

 
E-mu SP-12 (1986)
 
Akai MPC60 (1988)

The E-mu SP-1200 percussion sampler, upon its release in August 1987, popularized the use of digital samplers within hip hop music in the late 1980s. Akai pioneered many processing techniques, such as crossfade looping and "time stretch" to shorten or lengthen samples without affecting pitch and vice versa. The Akai MPC60, released in 1988, went on to become the most influential sampler in hip hop music.[13] That same year, the Ensoniq EPS – the successor to the Mirage – was launched and was the first sampling keyboard which was designed specifically for live performance rather being a purely studio based tool as most samplers had been hitherto.

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 the Korg M1, Roland U-110, Yamaha's SY series, and the Kawai K series of instruments. Limiting factors at the time were the cost of physical memory (RAM) 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 2010s-era music workstation 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. Samplers, together with traditional Foley artists, are the mainstay of modern sound effects 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.

Elements

Interface

 
Fig. 1: An example of how multiple samples can be arranged across a keyboard range. In this example, four different recordings of a violin are distributed across 12 notes. Each sample will play back at three different pitch values

Usually a sampler is controlled by an attached music keyboard or other external MIDI controller or 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 by an appropriate amount, typically in semitones and tones. 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 G#2) is distributed across three different notes, G2, G#2, and A2. If the note G#2 is received the sampler will play back the Violin G#2 sample at its original pitch. If the note received is G2 the sampler will shift the sample down a semitone while the note A2 will play it back a semitone 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. Most samplers offer editing tools that allow the user to modify and process the audio and apply a wide range of effects. This makes 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. While a common sound to sample is a musical instrument being played (e.g., a pianist playing a piano note or an organist playing a pipe organ), a sample could be any sound, including "non-musical" sounds such as a typewriter clacking or a dog barking. 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 to play more than one sample at the same time and each keymap may have a different set of parameters so that the incoming note-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

 
Joaquín Lana using a Yamaha SU10 Sampler

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-pitched parts of such a keymap may sound unnatural. For example, if a harpsichord is sampled in its lower register and then the samples are moved up to very high pitches, the high notes may not sound natural and authentic. 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 format, which makes them lightweight, easy to operate and light to carry.

Specifications

Samplers can be classified by several specifications;

  • Polyphony: How many voices (or notes) can play simultaneously, to create chords
  • 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

Manufacturers and models

Computer Music Melodian

 
DEC PDP-8/A (a minicomputer).
Computer Music Melodian (1976) was developed based on it[14][15]

Computer Music Inc. was started in New Jersey United States in 1972 by Harry Mendell and Dan Coren. The company was established to develop and market musical instruments based on computer software. The Melodian, developed in 1976,[14][15] was based on Digital Equipment Corporation's PDP-8 computer. It included hand-wired digital-to-analog and analog-to-digital conversion functions, as well as tracking anti-aliasing filters. The Melodian was first used by Stevie Wonder on his album Stevie Wonder's Journey Through "The Secret Life of Plants" (1979).

The Melodian was a monophonic synthesizer with 12-bit analog-to-digital sampling at rates up to 22 kHz. It was designed to be compatible with analog synthesizers and had a feature allowing it to synchronize to the pitch of an analog synthesizer, such as an ARP 2600. This meant that the Melodian captured all frequency modulation effects, including those produced through the ARP's touch ribbon control. It also could trigger off the ARPs keyboard, thus functioning somewhat as a hybrid of sampler and analog synthesizer and making the most of the technology available at the time.

Synclavier

 
Synclavier PSMT rack (1984)
 
Synclavier PSMT & VPK (1984)[16]

The Synclavier System was an early digital synthesizer and sampler, manufactured by New England Digital. First released in 1977, 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 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 remains in use in many studios to this day.

Fairlight Instruments

 
 
Fairlight CMI Series III (1985)

Fairlight Instruments was started in Sydney, 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 or Computer Music Instrument, released in 1979, started life as the Qasar M8. The M8 was handwired and legend has it that it took two hours to boot up. The CMI was the first commercially available polyphonic digital sampling instrument. The original Fairlight CMI sampled using a resolution of 8 bits per sample,[17] at a rate of 24 kHz, and used two 8-bit Motorola 6800 processors (later upgraded to the more powerful 16/32-bit Motorola 68000).[18] It was equipped with two six-octave keyboards, an alphanumeric keyboard, and an interactive video display unit (VDU) where soundwaves could be edited or even drawn from scratch using a light pen. 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[18] 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/44.1 kHz) and SMPTE time code was now supported. Notable users of the Fairlight CMI include Peter Gabriel, Herbie Hancock, Trevor Horn, Art of Noise, Yello, Pet Shop Boys, Jean Michel Jarre, Duran Duran and Kate Bush. Horn, considered the "Man who invented the eighties", first used his well-known sampling techniques on the album Adventures in Modern Recording, the second studio album released under the name of his project The Buggles. Saying that he was "quite fascinated by Fairlight brass and all of those kind of things that Geoffrey and I had started messing around with before he went off to join Asia", the sampling techniques on Adventures would later be used for records Horn produced like Slave to the Rhythm by Grace Jones, Art of Noise's The Seduction of Claude Debussy and Frankie Goes To Hollywood's Welcome to the Pleasuredome.[19]

E-mu Systems

 
Emulator I (1981)
 
 
 
E-mu SP-12 (1986)
 

E-mu Emulator (1981) was E-mu Systems' initial foray into sampling, and saved the company from financial disaster after the complete failure of the Audity 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 and Synclavier and the Ensoniq Mirage. 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 SP-12 (1986) was a forerunner of E-mu SP-1200.

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 (1987) was, and still is, one of the most highly regarded samplers for use in hip-hop 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, 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

 
Linn LM-1 (1980)
 
Akai S612 (1985)
 
Akai S900 (1986)
 
Akai MPC60 (1988)
 
Akai S1000 (1988)

Akai entered the electronic musical instrument world in 1984 when Roger Linn, the creator of the Linn LM-1, the Linn 9000, and the LinnDrum, partnered with the Japanese/Singaporean Akai 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 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 (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 (18 dB/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, S3200, S5000, S6000, MPC500, MPC1000, MPC2000, MPC2000XL, MPC2500, MPC3000, MPC3000XL, MPC3000LE, MPC4000, MPC5000, Z4 and Z8.

Roland

Roland Corporation 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:

Boss

 
Boss Dr. Sample SP-303 (2001)

Being a division of the Roland Corporation, Boss also contributed to the Groove Sampler/Groove Box concept with several samplers.

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

 
Fantasia, a user interface for LinuxSampler. LinuxSampler is a clone of GigaSampler by NemeSys, which was one of the first disk-streaming software samplers on PC.

In the 1990s and 2000s 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 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.

Trackers

 
Renoise, a graphical Tracker sequencer with integrated sampler

In the 1980s, users on Home computers invented Trackers. Sequencers are software samplers as the real-time resampling is a required capability for the Tracker concept.[20] Since the 1980s, Trackers were able to perform 4-channel resampling in realtime under usage of the Paula Chip on the Amiga. Since the early 1990s Trackers performed on PCs multi-track resampling in realtime as pure software solution. This was possible under the usage of highly optimized assembly code, an early example is the InertiaPlayer released in 1993.[21] A recent PC Tracker with good sampler capabilities is for instance the Renoise Tracker.[20][22]

See also

Concepts
Synthesizers
Historical

References

  1. ^ a b Cockerell, David (1 October 2013). "Interview – David Cockerell". from the original on 21 October 2017. on "These Hopeful Machines". from the original on 21 October 2017. as a corner of radio program "Sound Lounge". Radio New Zealand. [Q] ...Chronometer [3], as I understand it, the sounds of the clock mechanisms and all the rest of it were effectively sampled by an ADC, stored and manipulated by the computer and then spat out again. What was the breakthrough ... [A] Peter kept buying the latest computers that came out and of course the memory increased. Then I built him a hard disc recorder so that one could store some of the sounds on this hard disc. ... {{cite web}}: Missing or empty |url= (help)
  2. ^ Nunzio, Alex Di (16 May 2014). . MUSYS. musicainformatica.org / musicainformatica.it. Archived from the original on 21 October 2017. Retrieved 21 October 2017. figure 2 A summary that shows the position of the two PDP computers within the MUSYS system, and all the devices connected to them. {{cite book}}: External link in |quote= (help)CS1 maint: bot: original URL status unknown (link)|url-status = live |archive-url = |archive-date = 21 October 2017 }}
  3. ^ Hinton, Graham (27 December 2002). "The Putney Studio (1970)". EMS: The Inside Story. Cornwall, UK: Electronic Music Studios. from the original on 13 May 2016.
  4. ^ Grogono, Peter (1973). "MUSYS: Software for an electronic music studio". Software: Practice and Experience. 3 (4): 369–383. doi:10.1002/spe.4380030410. ISSN 1097-024X. S2CID 206507040.
    "[SUMMARY] MUSYS is a system of programs used to create electronic music at the computer studio of Electronic Music Studios, London. This paper describes the programming language employed by composers, and the implementation of its compiler and of other programs in the system. It is shown that by the use of a macrogenerator, an efficient and useful system can be built from simple software on a small computer."
  5. ^ Grogono, Peter (26 November 2014). "Electronic Music Studios (London) Ltd". Department of Computer Science, Faculty of Engineering and Computer Science, Concordia University. (See also: "The Mouse Programming Language".)
  6. ^ Hall, Tom (2015), , in Beard, David; Gloag, Kenneth; Jones, Nicholas (eds.), Harrison Birtwistle Studies, Cambridge University Press, pp. 63–94, ISBN 978-1-107-09374-4, archived from the original on 20 December 2017
  7. ^ Birtwistle, Harrison (1975). Chronometer. on The Triumph Of Time / Chronometer (Calouste Gulbenkian Foundation Series #8) (Vinyl, LP, Album). UK: Argo. ZRG 790. (video 20 December 2017 at the Wayback Machine on YouTube)
    • According to Cockerell 2013, this piece was "realised in 1971–72 by Peter Zinovieff at the Putney studio".
  8. ^ a b Martin Russ, Sound Synthesis and Sampling, page 29 21 October 2017 at the Wayback Machine, CRC Press
  9. ^ a b Rockin'f, March 1982, pages 140–141
  10. ^ A Beginner's Guide To YELLOW MAGIC ORCHESTRA 19 May 2017 at the Wayback Machine, The Electricity Club
  11. ^ Chiemi Manabe – 不思議・少女 27 April 2017 at the Wayback Machine, discogs
  12. ^ Logic System – Orient Express 27 April 2017 at the Wayback Machine, discogs
  13. ^ "Hip-hop's most influential sampler gets a 2017 reboot". from the original on 19 May 2017. Retrieved 20 June 2017.
  14. ^ a b Preve, Francis (1 June 2010). "Sampler Evolution". Keyboard Magazine. from the original on 18 September 2016. 1976 / COMPUTER MUSIC MELODIAN / Based on a DEC PDP-8 computer, it had then-unheard-of 12-bit/22kHz resolution.
  15. ^ a b Chinen, Nate (27 August 2013). "Synthesizing Music and Science". ARTS. The Pennsylvania Gazette. No. Sept–Oct 2013. University of Pennsylvania. from the original on 27 February 2014. (see also a photograph 13 January 2016 at the Wayback Machine of the Computer Music Melodian and Harry Mendell)
    "...Mendell's pursuit of innovation, which brought some rather momentous results during his undergraduate years at Penn. / It was then, in the mid-1970s, that Mendell invented the world's first digital sampling synthesizer at an electronic-music laboratory that had been set up in the Annenberg Center. ... / Mendell licensed the Melodian technology to Yamaha, which used it to make a chip for commercial purposes. He also worked with Commodore. ... / A few days after our meeting, Mendell sends an email with the subject line "Exactly what I had in mind (in 1975)!"..."
  16. ^ "SYNCLAVIER EARLY HISTORY". Synclavier European Services. from the original on 14 November 2016.
  17. ^ "The Holmes Page: The Fairlight CMI". GH Services. 2010. from the original on 29 October 2005.
  18. ^ a b . Archived from the original on 3 July 2007.
  19. ^ Peel, Ian (1 January 2010). "From the Art of Plastic to the Age of Noise" 11 November 2013 at the Wayback Machine. Sleeve notes for the deluxe reissue of Adventures in Modern Recording, posted on trevorhorn.com. Retrieved 12 January 2016.
  20. ^ a b Ziegs, Matthias (2005). (in German). MAZ-Soundtools. Archived from the original on 8 March 2011. Retrieved 5 February 2011.
  21. ^ Inertiaplayer 1.0b[permanent dead link] 100% Assembler [...] up to 32 channels [...] This player was released 24 Dec '93 (iplay.doc)
  22. ^ V., Simon (8 May 2001). "Sampler anti-aliasing and pitch-shifting comparison". simonv.com. from the original on 19 June 2010. Retrieved 5 February 2011.

External links

  • Harry Mendell. "Computer Music Melodian interview on NPR 1980!" (audio). soundcloud.com. I am interviewed on NPR for inventing the first digital sampling synth
  • History of early sampling instruments at '120 years of Electronic music'
  • S-50 / S-550 / S-330 / W-30 – A Website Dedicated To The Original Roland Samplers

sampler, musical, instrument, this, article, needs, additional, citations, verification, please, help, improve, this, article, adding, citations, reliable, sources, unsourced, material, challenged, removed, find, sources, sampler, musical, instrument, news, ne. This article needs additional citations for verification Please help improve this article by adding citations to reliable sources Unsourced material may be challenged and removed Find sources Sampler musical instrument news newspapers books scholar JSTOR May 2010 Learn how and when to remove this template message A sampler is an electronic or digital musical instrument which uses sound recordings or samples of real instrument sounds e g a piano violin trumpet or other synthesizer excerpts from recorded songs e g a five second bass guitar riff from a funk song or found sounds e g sirens and ocean waves The samples are loaded or recorded by the user or by a manufacturer These sounds are then played back by means of the sampler program itself a MIDI keyboard sequencer or another triggering device e g electronic drums to perform or compose music Because these samples are usually stored in digital memory the information can be quickly accessed A single sample may often be pitch shifted to different pitches to produce musical scales and chords An AKAI MPC2000 sampling sequencer 1997 Often samplers offer filters effects units modulation via low frequency oscillation and other synthesizer like processes that allow the original sound to be modified in many different ways Most samplers have Multitimbrality capabilities they can play back different sounds simultaneously Many are also polyphonic they are able to play more than one note at the same time Lichttonorgel 1936 an earlier sampling organ utilizing analog optical disc Contents 1 History 2 Elements 2 1 Interface 2 2 Hierarchy 2 3 Types 2 4 Specifications 3 Manufacturers and models 3 1 Computer Music Melodian 3 2 Synclavier 3 3 Fairlight Instruments 3 4 E mu Systems 3 5 Akai 3 6 Roland 3 7 Boss 3 8 Sample storage 4 Software samplers 4 1 Trackers 5 See also 6 References 7 External linksHistory Edit Mellotron Introduced 1963 EMS MUSYS 3 1970 based on Nunzio 2014 Prior to computer memory based samplers musicians used tape replay keyboards which store recordings on analog tape When a key is pressed the tape head contacts the moving tape and plays a sound The Mellotron 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 sampler made sampling far more practical The earliest digital sampling was done on the EMS Musys system developed by Peter Grogono software David Cockerell hardware and interfacing and Peter Zinovieff system design and operation at their London Putney Studio c 1969 The system ran on two mini computers Digital Equipment PDP 8 s These had a pair of fast D A and A D converters 1 2 12 000 12k bytes of core memory RAM backed up by a hard drive of 32k and by tape storage DecTape 3 4 5 EMS equipment was used to control the world s first digital studio EMS London Putney Studio and their earliest digital sampling was done on that system during 1971 1972 for Harrison Birtwistle s Chronometer released in 1975 1 6 7 Fairlight CMI 1979 The first commercially available sampling synthesizer was the Computer Music Melodian by Harry Mendell 1976 while the first polyphonic digital sampling synthesizer was the Australian produced Fairlight CMI first available in 1979 These early sampling synthesizers used wavetable sample based synthesis 8 Since the 1980s citation needed samplers have been using pulse code modulation PCM for digital sampling 8 unreliable source The first PCM digital sampler citation needed was Toshiba s LMD 649 9 unreliable source created in 1981 by engineer Kenji Murata for Japanese electronic music band Yellow Magic Orchestra who used it for extensive sampling and looping in their 1981 album Technodelic 10 The LMD 649 played and recorded PCM samples at 12 bit audio depth and 50 kHz sampling rate stored in 128 KB of dynamic RAM 9 The LMD 649 was also used by other Japanese synthpop artists in the early 1980s including Chiemi Manabe 11 and Logic System 12 Sampling keyboards were notable for their high price which was out of reach for the majority of working musicians with the early Fairlight starting at 30 000 The E mu Emulator brought the price down to under 10 000 but it was not until the mid 1980s that genuinely affordable keyboard samplers began to hit the market with the Ensoniq Mirage in 1985 and the E mu Emax the following year which had a sub 2000 price point The Korg DSS 1 and Roland s S Series followed shortly afterwards E mu SP 12 1986 Akai MPC60 1988 The E mu SP 1200 percussion sampler upon its release in August 1987 popularized the use of digital samplers within hip hop music in the late 1980s Akai pioneered many processing techniques such as crossfade looping and time stretch to shorten or lengthen samples without affecting pitch and vice versa The Akai MPC60 released in 1988 went on to become the most influential sampler in hip hop music 13 That same year the Ensoniq EPS the successor to the Mirage was launched and was the first sampling keyboard which was designed specifically for live performance rather being a purely studio based tool as most samplers had been hitherto 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 the Korg M1 Roland U 110 Yamaha s SY series and the Kawai K series of instruments Limiting factors at the time were the cost of physical memory RAM 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 2010s era music workstation 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 Samplers together with traditional Foley artists are the mainstay of modern sound effects 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 Elements EditInterface Edit Fig 1 An example of how multiple samples can be arranged across a keyboard range In this example four different recordings of a violin are distributed across 12 notes Each sample will play back at three different pitch values Usually a sampler is controlled by an attached music keyboard or other external MIDI controller or 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 by an appropriate amount typically in semitones and tones 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 G 2 is distributed across three different notes G2 G 2 and A2 If the note G 2 is received the sampler will play back the Violin G 2 sample at its original pitch If the note received is G2 the sampler will shift the sample down a semitone while the note A2 will play it back a semitone 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 Most samplers offer editing tools that allow the user to modify and process the audio and apply a wide range of effects This makes the sampler a powerful and versatile musical tool Hierarchy Edit 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 While a common sound to sample is a musical instrument being played e g a pianist playing a piano note or an organist playing a pipe organ a sample could be any sound including non musical sounds such as a typewriter clacking or a dog barking 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 to play more than one sample at the same time and each keymap may have a different set of parameters so that the incoming note 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 Edit Joaquin Lana using a Yamaha SU10 Sampler 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 pitched parts of such a keymap may sound unnatural For example if a harpsichord is sampled in its lower register and then the samples are moved up to very high pitches the high notes may not sound natural and authentic 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 format which makes them lightweight easy to operate and light to carry Specifications Edit Samplers can be classified by several specifications Polyphony How many voices or notes can play simultaneously to create chords 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 availableManufacturers and models EditComputer Music Melodian Edit DEC PDP 8 A a minicomputer Computer Music Melodian 1976 was developed based on it 14 15 Computer Music Inc was started in New Jersey United States in 1972 by Harry Mendell and Dan Coren The company was established to develop and market musical instruments based on computer software The Melodian developed in 1976 14 15 was based on Digital Equipment Corporation s PDP 8 computer It included hand wired digital to analog and analog to digital conversion functions as well as tracking anti aliasing filters The Melodian was first used by Stevie Wonder on his album Stevie Wonder s Journey Through The Secret Life of Plants 1979 The Melodian was a monophonic synthesizer with 12 bit analog to digital sampling at rates up to 22 kHz It was designed to be compatible with analog synthesizers and had a feature allowing it to synchronize to the pitch of an analog synthesizer such as an ARP 2600 This meant that the Melodian captured all frequency modulation effects including those produced through the ARP s touch ribbon control It also could trigger off the ARPs keyboard thus functioning somewhat as a hybrid of sampler and analog synthesizer and making the most of the technology available at the time Synclavier Edit Synclavier PSMT rack 1984 Synclavier PSMT amp VPK 1984 16 Main article Synclavier The Synclavier System was an early digital synthesizer and sampler manufactured by New England Digital First released in 1977 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 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 remains in use in many studios to this day Fairlight Instruments Edit Fairlight CMI 1979 Fairlight CMI Series III 1985 Main article Fairlight CMI Fairlight Instruments was started in Sydney 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 or Computer Music Instrument released in 1979 started life as the Qasar M8 The M8 was handwired and legend has it that it took two hours to boot up The CMI was the first commercially available polyphonic digital sampling instrument The original Fairlight CMI sampled using a resolution of 8 bits per sample 17 at a rate of 24 kHz and used two 8 bit Motorola 6800 processors later upgraded to the more powerful 16 32 bit Motorola 68000 18 It was equipped with two six octave keyboards an alphanumeric keyboard and an interactive video display unit VDU where soundwaves could be edited or even drawn from scratch using a light pen 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 18 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 1 kHz and SMPTE time code was now supported Notable users of the Fairlight CMI include Peter Gabriel Herbie Hancock Trevor Horn Art of Noise Yello Pet Shop Boys Jean Michel Jarre Duran Duran and Kate Bush Horn considered the Man who invented the eighties first used his well known sampling techniques on the album Adventures in Modern Recording the second studio album released under the name of his project The Buggles Saying that he was quite fascinated by Fairlight brass and all of those kind of things that Geoffrey and I had started messing around with before he went off to join Asia the sampling techniques on Adventures would later be used for records Horn produced like Slave to the Rhythm by Grace Jones Art of Noise s The Seduction of Claude Debussy and Frankie Goes To Hollywood s Welcome to the Pleasuredome 19 E mu Systems Edit Emulator I 1981 Emulator II 1984 Emulator III 1987 E mu SP 12 1986 E mu SP 1200 1987 Main articles E mu Systems E mu Emulator E mu SP 12 and E mu SP 1200 E mu Emulator 1981 was E mu Systems initial foray into sampling and saved the company from financial disaster after the complete failure of the Audity 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 and Synclavier and the Ensoniq Mirage 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 SP 12 1986 was a forerunner of E mu SP 1200 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 1987 was and still is one of the most highly regarded samplers for use in hip hop 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 sold between 1985 amp 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 Edit Main articles Akai Akai S900 Akai S1000 Akai S3000XL and Music Production Center Linn LM 1 1980 Akai S612 1985 Akai S900 1986 Akai MPC60 1988 Akai S1000 1988 Akai entered the electronic musical instrument world in 1984 when Roger Linn the creator of the Linn LM 1 the Linn 9000 and the LinnDrum partnered with the Japanese Singaporean Akai 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 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 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 18 dB 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 S3200 S5000 S6000 MPC500 MPC1000 MPC2000 MPC2000XL MPC2500 MPC3000 MPC3000XL MPC3000LE MPC4000 MPC5000 Z4 and Z8 Roland Edit Main article Roland Corporation Roland Corporation 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 Roland S 10 Roland S 50 Roland S 330 Roland S 550 Roland S 760 Roland S 770 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 Roland DJ 70MKII Roland DJ 70 Roland JS 30 Roland MC 909 Roland MC 808 Roland MC 09 Roland MS 1 Roland MV 8800 Roland MV 8000 Roland SP 808EX Roland SP 808 Roland SP 404 Roland SP 606 Roland SP 555 Roland W 30 Roland SPD SX Boss Edit Boss Dr Sample SP 303 2001 Main article Boss Corporation Being a division of the Roland Corporation Boss also contributed to the Groove Sampler Groove Box concept with several samplers Boss SP 202 Boss SP 303 Boss SP 505 Sample storage Edit 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 Edit Fantasia a user interface for LinuxSampler LinuxSampler is a clone of GigaSampler by NemeSys which was one of the first disk streaming software samplers on PC In the 1990s and 2000s 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 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 Trackers Edit Renoise a graphical Tracker sequencer with integrated sampler In the 1980s users on Home computers invented Trackers Sequencers are software samplers as the real time resampling is a required capability for the Tracker concept 20 Since the 1980s Trackers were able to perform 4 channel resampling in realtime under usage of the Paula Chip on the Amiga Since the early 1990s Trackers performed on PCs multi track resampling in realtime as pure software solution This was possible under the usage of highly optimized assembly code an early example is the InertiaPlayer released in 1993 21 A recent PC Tracker with good sampler capabilities is for instance the Renoise Tracker 20 22 See also EditConceptsSampling music Remix RomplerSynthesizersSample based synthesis Drum machineHistoricalOptophonic Piano Lichttonorgel in German Chamberlin MellotronReferences Edit a b Cockerell David 1 October 2013 Interview David Cockerell Archived from the original on 21 October 2017 on These Hopeful Machines Archived from the original on 21 October 2017 as a corner of radio program Sound Lounge Radio New Zealand Q Chronometer 3 as I understand it the sounds of the clock mechanisms and all the rest of it were effectively sampled by an ADC stored and manipulated by the computer and then spat out again What was the breakthrough A Peter kept buying the latest computers that came out and of course the memory increased Then I built him a hard disc recorder so that one could store some of the sounds on this hard disc a href Template Cite web html title Template Cite web cite web a Missing or empty url help Nunzio Alex Di 16 May 2014 The structure MUSYS musicainformatica org musicainformatica it Archived from the original on 21 October 2017 Retrieved 21 October 2017 figure 2 A summary that shows the position of the two PDP computers within the MUSYS system and all the devices connected to them a href Template Cite book html title Template Cite book cite book a External link in code class cs1 code quote code help CS1 maint bot original URL status unknown link url status live archive url archive date 21 October 2017 Hinton Graham 27 December 2002 The Putney Studio 1970 EMS The Inside Story Cornwall UK Electronic Music Studios Archived from the original on 13 May 2016 Grogono Peter 1973 MUSYS Software for an electronic music studio Software Practice and Experience 3 4 369 383 doi 10 1002 spe 4380030410 ISSN 1097 024X S2CID 206507040 SUMMARY MUSYS is a system of programs used to create electronic music at the computer studio of Electronic Music Studios London This paper describes the programming language employed by composers and the implementation of its compiler and of other programs in the system It is shown that by the use of a macrogenerator an efficient and useful system can be built from simple software on a small computer Grogono Peter 26 November 2014 Electronic Music Studios London Ltd Department of Computer Science Faculty of Engineering and Computer Science Concordia University See also The Mouse Programming Language Hall Tom 2015 Before The Mask Birtwistle s electronic music collaborations with Peter Zinovieff in Beard David Gloag Kenneth Jones Nicholas eds Harrison Birtwistle Studies Cambridge University Press pp 63 94 ISBN 978 1 107 09374 4 archived from the original on 20 December 2017 Birtwistle Harrison 1975 Chronometer on The Triumph Of Time Chronometer Calouste Gulbenkian Foundation Series 8 Vinyl LP Album UK Argo ZRG 790 video Archived 20 December 2017 at the Wayback Machine on YouTube According to Cockerell 2013 this piece was realised in 1971 72 by Peter Zinovieff at the Putney studio a b Martin Russ Sound Synthesis and Sampling page 29 Archived 21 October 2017 at the Wayback Machine CRC Press a b Rockin f March 1982 pages 140 141 A Beginner s Guide To YELLOW MAGIC ORCHESTRA Archived 19 May 2017 at the Wayback Machine The Electricity Club Chiemi Manabe 不思議 少女 Archived 27 April 2017 at the Wayback Machine discogs Logic System Orient Express Archived 27 April 2017 at the Wayback Machine discogs Hip hop s most influential sampler gets a 2017 reboot Archived from the original on 19 May 2017 Retrieved 20 June 2017 a b Preve Francis 1 June 2010 Sampler Evolution Keyboard Magazine Archived from the original on 18 September 2016 1976 COMPUTER MUSIC MELODIAN Based on a DEC PDP 8 computer it had then unheard of 12 bit 22kHz resolution a b Chinen Nate 27 August 2013 Synthesizing Music and Science ARTS The Pennsylvania Gazette No Sept Oct 2013 University of Pennsylvania Archived from the original on 27 February 2014 see also a photograph Archived 13 January 2016 at the Wayback Machine of the Computer Music Melodian and Harry Mendell Mendell s pursuit of innovation which brought some rather momentous results during his undergraduate years at Penn It was then in the mid 1970s that Mendell invented the world s first digital sampling synthesizer at an electronic music laboratory that had been set up in the Annenberg Center Mendell licensed the Melodian technology to Yamaha which used it to make a chip for commercial purposes He also worked with Commodore A few days after our meeting Mendell sends an email with the subject line Exactly what I had in mind in 1975 SYNCLAVIER EARLY HISTORY Synclavier European Services Archived from the original on 14 November 2016 The Holmes Page The Fairlight CMI GH Services 2010 Archived from the original on 29 October 2005 a b Fairlight CMI Series I III Archived from the original on 3 July 2007 Peel Ian 1 January 2010 From the Art of Plastic to the Age of Noise Archived 11 November 2013 at the Wayback Machine Sleeve notes for the deluxe reissue of Adventures in Modern Recording posted on trevorhorn com Retrieved 12 January 2016 a b Ziegs Matthias 2005 Resampling Qualitat im Vergleich in German MAZ Soundtools Archived from the original on 8 March 2011 Retrieved 5 February 2011 Inertiaplayer 1 0b permanent dead link 100 Assembler up to 32 channels This player was released 24 Dec 93 iplay doc V Simon 8 May 2001 Sampler anti aliasing and pitch shifting comparison simonv com Archived from the original on 19 June 2010 Retrieved 5 February 2011 External links EditHarry Mendell Computer Music Melodian interview on NPR 1980 audio soundcloud com I am interviewed on NPR for inventing the first digital sampling synth History of early sampling instruments at 120 years of Electronic music S 50 S 550 S 330 W 30 A Website Dedicated To The Original Roland Samplers Retrieved from https en wikipedia org w index php title Sampler musical instrument amp oldid 1129817047, wikipedia, wiki, book, books, library,

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