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Yamaha SK20

Released in 1980

The SK20 is a 5-octave keyboard that incorporates fully-polyphonic organ, brass, and strings, and a synthesizer with 7-note polyphony, all of which can be layered together.

Synth
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We stock both NEW and USED parts; all used electronic parts are tested and guaranteed working.

This listing reflects our current inventory and is updated in real time. If a part is shown as Out of Stock, we typically don't know when or if we might have it again - but click on the part for more info, and then you will be able to sign up for an alert when we do have it available again. By including out of stock parts in our listings, we hope to offer customers a more complete and useful resource.

We cannot diagnose repair issues by phone or email. For technical questions, we suggest posting on our Forums, where our techs - as well as other users - can offer help.

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Contact strip, 61-note
Contact strip, 61-note
$47.95 (Part #4537)
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IC, 4001 quad NOR gate
IC, 4001 quad NOR gate
$2.95 (Part #3304)
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IC, 4011 quad gate
IC, 4011 quad gate
$2.95 (Part #3391)
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IC, 4013 flip-flop
IC, 4013 flip-flop
$2.95 (Part #3322)
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IC, 4016 quad analog switch
IC, 4016 quad analog switch
$2.95 (Part #3302)
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IC, 4050 hex buffer/converter
IC, 4050 hex buffer/converter
$2.95 (Part #1775)
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IC, 4069 hex inverter
IC, 4069 hex inverter
$2.95 (Part #3994)
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IC, 4071 quad 2-input OR gate
IC, 4071 quad 2-input OR gate
$2.95 (Part #2716)
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IC, 4081 quad AND gate
IC, 4081 quad AND gate
$2.95 (Part #10659)
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IC, 4558 dual op amp
IC, 4558 dual op amp
$2.95 (Part #3387)
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IC, MN3009 BBD
IC, MN3009 BBD
$17.95 (Part #1663)
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Jack board, Yamaha SK20
Jack board, Yamaha SK20
$69.95 (Part #12239)
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Key return spring, Yamaha
Key return spring, Yamaha
$0.75 (Part #KEYSPX)
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Key return springs, package of 10
Key return springs, package of 10
$6.95 (Part #KEYSPXX)
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Knob, ivory face, Yamaha
Knob, ivory face, Yamaha
For Organ, Poly-Synth Pitch
$7.95 (Part #9844)
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Knob, ivory face, Yamaha
Knob, ivory face, Yamaha
For Master Volume
$9.95 (Part #9846)
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Potentiometer, 10KB rotary
Potentiometer, 10KB rotary
For Organ Pitch, Poly-Synth Pitch
$9.95 (Part #3356)
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Pushbutton tact switch, 4.3mm, 4-pin
Pushbutton tact switch, 4.3mm, 4-pin
$3.95 (Part #4376)
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Pushbutton tact switches, pkg of 10
Pushbutton tact switches, pkg of 10
$26.95 (Part #4376X)
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Slide potentiometer, 100KB, 30mm
Slide potentiometer, 100KB, 30mm
For Vibrato Speed, Delay
$17.95 (Part #1209)
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Slide potentiometer, 10KA
Slide potentiometer, 10KA
For Strings and Poly Synth Output
$17.95 (Part #3416)
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Slide potentiometer, 10KB, 30mm
Slide potentiometer, 10KB, 30mm
For Vibrato Organ Depth, Poly-Synth Depth, VCF Cutoff, Res, Modulation, EG Depth, VCA Sustain
$17.95 (Part #4746)
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Slide switch, 2-position
Slide switch, 2-position
For Ext Tone Cabinet On/Off
$24.95 (Part #12241)
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Slide switch, 2-position
Slide switch, 2-position
For Output
$14.95 (Part #2461)
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Slider knob, gray, Yamaha
Slider knob, gray, Yamaha
$8.95 (Part #9849)
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Slider knob, ivory, Yamaha
Slider knob, ivory, Yamaha
$9.95 (Part #9847)
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Slider knob, tan, Yamaha
Slider knob, tan, Yamaha
$9.95 (Part #9848)
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Style 24U key, black note
Style 24U key, black note
$9.95 (Part #K24UBL)
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Style 24U key, note A
Style 24U key, note A
$10.95 (Part #K24UA)
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Style 24U key, note B or E
Style 24U key, note B or E
$10.95 (Part #K24UBE)
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Style 24U key, note C or F
Style 24U key, note C or F
$10.95 (Part #K24UCF)
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Style 24U key, note D
Style 24U key, note D
$10.95 (Part #K24UD)
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Style 24U key, note G
Style 24U key, note G
$10.95 (Part #K24UG)
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Style 24U key, top C note
Style 24U key, top C note
$16.95 (Part #K24UC8)
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Transistor, 2SA1015
Transistor, 2SA1015
$1.95 (Part #3294)
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Transistor, 2SC1815
Transistor, 2SC1815
$2.95 (Part #1943)
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