Casio SK-1

SK-1
Casio SK-1
ManufacturerCasio
Dates1985–?
Technical specifications
Polyphony4
TimbralityMonotimbral
Synthesis typeSampling, additive
AttenuatorADSR, 13 preset envelopes
Storage memory5 preset PCM tones
3 preset additive tones
1 user additive tone
1 sample
400-step sequencer
EffectsPortamento
Vibrato
Sample looping
Input/output
Keyboard32 mini-keys
Left-hand controlnone
External controlMIDI (starting in 1987)

The Casio SK-1 is a small sampling keyboard made by Casio in 1985.[1][2] It has 32 small sized piano keys, four-note polyphony, with a sampling bit depth of 8 bit PCM and a sample rate of 9.38 kHz for 1.4 seconds, a built-in microphone and line level and microphone inputs for sampling, and an internal speaker and line out. It also features a small number of four-note polyphonic preset analog and digital instrument voices, and a simple additive voice.

All voices may be shaped by 13 preset envelopes, portamento, and vibrato. It also includes a rudimentary sequence recorder, preset rhythms and chord accompaniment. The SK-1 was thus an unusually full-featured synth in the sub-US$100 (equivalent to $290 today) home keyboard market of the time.

The SK-1 includes one pre-arranged piece of music, the Toy Symphony, which is played when the "Demo" button is pressed.[3]

Casio SK-1 (fore) with the Realistic Rap-Master (rear).

The Radio Shack version of the Casio SK-1 is called the Realistic Concertmate 500.[4]

The SK line continued throughout the late 1980s, including the SK-2, SK-5, SK-8 and 8A, SK-10, SK-60, SK-100, SK-200, and SK-2100.

Use in recorded music

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The SK-1 has been used by a few major recording artists for its simplicity and lo-fi sound. It became very popular in the late 1990s among the circuit bending crowd after the first guide to bending it was published by Reed Ghazala in Experimental Musical Instruments magazine, though the SK-1 was being modified as early as 1987 when Keyboard Magazine published an article on adding MIDI support.[5]

References

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  1. ^ Holmes, Thom (2008). Electronic and Experimental Music. New York: Routledge. ISBN 978-0-415-95782-3.
  2. ^ Coleman, Brian (2007). Check the Technique. New York: Villard. ISBN 978-0-8129-7775-2.
  3. ^ Casio SK-1 Operation Manual (page 28)
  4. ^ "Realistic Concertmate – 500". Archived from the original on 2012-05-30. Retrieved 2012-03-04.
  5. ^ "Keyboard Article: MIDI Mod for Casio SK-1". Archived from the original on 2018-06-12. Retrieved 2005-10-24.
  6. ^ Wilson, Scott. "Designing chaos: 7 pieces of gear that helped define Autechre's game-changing sound". Fact Magazine. Retrieved 2024-02-13.
  7. ^ All Crews: Journey's Through Jungle / Drum and Bass Culture, Brian Belle-Fortune, 2005
  8. ^ Samuel Andreyev, Music with no Edges, Kairos Records 2018
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