Oberheim OB-SX

Released in 1980

The OB-SX is a slimmed-down OB-X, where preset sounds are readily available, but only a few sound parameters are editable. It has a 49-note keyboard that is not velocity sensitive.

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.

Oberheim OB-SX replacement keys
Replacement Keys
AC power socket
AC power socket
$3.95 (Part #3022)
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Connector, IDC 34-pin
Connector, IDC 34-pin
$7.95 (Part #1313)
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End panel, left, Oberheim
End panel, left, Oberheim
$49.95 (Part #1250)
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End panel, right, Oberheim
End panel, right, Oberheim
$49.95 (Part #1673)
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Front panel, Oberheim OB-SX
Front panel, Oberheim OB-SX
$74.95 (Part #6189)
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Fuse holder
Fuse holder
$4.95 (Part #3629)
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IC, 1458 op amp
IC, 1458 op amp
$2.95 (Part #3685)
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IC, 3080 OTA
IC, 3080 OTA
$8.95 (Part #3298)
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IC, 4016 quad analog switch
IC, 4016 quad analog switch
$2.95 (Part #3302)
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IC, 40174 flip-flop (replaces 14174)
IC, 40174 flip-flop (replaces 14174)
$2.95 (Part #3305)
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IC, 4028 decoder
IC, 4028 decoder
$2.95 (Part #1945)
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IC, 4049 hex inverter/buffer
IC, 4049 hex inverter/buffer
$2.95 (Part #2382)
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IC, 4051 multiplexer chip
IC, 4051 multiplexer chip
$2.95 (Part #4319)
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IC, 4053 multiplexer switch
IC, 4053 multiplexer switch
$2.95 (Part #3413)
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IC, 741 op amp
IC, 741 op amp
$2.95 (Part #3297)
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IC, 7417 hex buffer
IC, 7417 hex buffer
$3.95 (Part #1833)
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IC, 74C42N BCD-to-decimal decoder
IC, 74C42N BCD-to-decimal decoder
$5.95 (Part #10012)
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IC, 74LS367 buffer/line driver
IC, 74LS367 buffer/line driver
$3.95 (Part #4224)
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IC, 74LS42 monostable multivibrator
IC, 74LS42 monostable multivibrator
$4.95 (Part #4190)
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IC, CEM3310/AS3310 envelope generator
IC, CEM3310/AS3310 envelope generator
$12.95 (Part #3716)
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IC, CEM3320 filter
IC, CEM3320 filter
$16.95 (Part #3717)
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IC, CEM3340 oscillator
IC, CEM3340 oscillator
$29.95 (Part #3926)
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IC, CEM3360/AS3360 VCA chip
IC, CEM3360/AS3360 VCA chip
$11.95 (Part #4063)
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IC, LM311 comparator
IC, LM311 comparator
$2.95 (Part #2560)
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IC, LM324N quad op amp
IC, LM324N quad op amp
$2.95 (Part #3715)
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IC, TL081 op amp
IC, TL081 op amp
$2.95 (Part #4260)
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IC, TL082 op amp
IC, TL082 op amp
$2.95 (Part #3423)
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IC, TL084 op amp
IC, TL084 op amp
$2.95 (Part #4192)
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Interconnect board, Oberheim OB-SX
Interconnect board, Oberheim OB-SX
$54.95 (Part #1446)
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J-wire guide
J-wire guide
$5.95 (Part #3182)
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Key bracket, black key
Key bracket, black key
$5.95 (Part #1947)
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Key bracket, white key
Key bracket, white key
$5.95 (Part #1948)
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Key bushing
Key bushing
$0.70 (Part #4169)
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Key bushing kit, 49-note
Key bushing kit, 49-note
$27.95 (Part #416949)
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Key return spring
Key return spring
For white keys
$3.95 (Part #KEYSPM)
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Key return spring
Key return spring
For black keys
$2.95 (Part #KYSP16)
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Knob, Oberheim
Knob, Oberheim
For Master Tune
$9.95 (Part #1969)
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Knob, rotary, Oberheim
Knob, rotary, Oberheim
$14.95 (Part #1889)
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Main board, Oberheim OB-SX
Main board, Oberheim OB-SX
$149.95 (Part #1543)
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Nut, black, for 1/4-inch phone jack
Nut, black, for 1/4-inch phone jack
$1.45 (Part #1643)
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Panel board, left, Oberheim OB-SX
Panel board, left, Oberheim OB-SX
$89.95 (Part #1935)
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Panel board, right, Oberheim OB-SX
Panel board, right, Oberheim OB-SX
$59.95 (Part #1934)
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Panel switch, wide, black with LED
Panel switch, wide, black with LED
$12.95 (Part #2987)
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Phone jack, 1/4-inch, mono
Phone jack, 1/4-inch, mono
For Mod Pedal, CV Out, Gate Out
$7.95 (Part #1949)
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Pitch bend/mod assembly, Oberheim
Pitch bend/mod assembly, Oberheim
$41.95 (Part #1991)
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Pitch bend/mod lever, Oberheim
Pitch bend/mod lever, Oberheim
$24.95 (Part #1982)
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Pitch bend/mod panel, Oberheim
Pitch bend/mod panel, Oberheim
$34.95 (Part #1939)
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Potentiometer, 50KB rotary
Potentiometer, 50KB rotary
For front panel pots
$19.95 (Part #2943)
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Power cord
Power cord
$7.95 (Part #PC)
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Power supply board, Oberheim
Power supply board, Oberheim
$62.95 (Part #1254)
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Power supply heatsink assembly, Oberheim
Power supply heatsink assembly, Oberheim
$54.95 (Part #1677)
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Power switch, illuminated
Power switch, illuminated
$9.95 (Part #5008)
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Ribbon cable, 16-pin DIP connectors
Ribbon cable, 16-pin DIP connectors
$19.95 (Part #1448)
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Ribbon cable, 8-inch, 20-pin
Ribbon cable, 8-inch, 20-pin
$6.95 (Part #4404)
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Ribbon cable, D-type to DIP
Ribbon cable, D-type to DIP
For Computer connection
$19.95 (Part #1447)
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Rubber foot, 5/8-inch tall
Rubber foot, 5/8-inch tall
$7.95 (Part #1936)
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Screws, for keytops, pkg of 10
Screws, for keytops, pkg of 10
$3.95 (Part #3923)
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Slide switch, 2-position
Slide switch, 2-position
$9.95 (Part #5006)
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Slide switch, 2P3T
Slide switch, 2P3T
$12.95 (Part #5007)
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Spacer, aluminum, 1/4-inch
Spacer, aluminum, 1/4-inch
$0.65 (Part #1264)
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Spacer, aluminum, 5/16-inch
Spacer, aluminum, 5/16-inch
$0.65 (Part #1472)
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Style 34U key, black note
Style 34U key, black note
$10.95 (Part #K34UBL)
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Style 34U key, note A
Style 34U key, note A
$12.95 (Part #K34UA)
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Style 34U key, note B
Style 34U key, note B
$12.95 (Part #K34UB)
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Style 34U key, note C
Style 34U key, note C
$12.95 (Part #K34UC)
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Style 34U key, note D
Style 34U key, note D
$12.95 (Part #K34UD)
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Style 34U key, note E
Style 34U key, note E
$12.95 (Part #K34UE)
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Style 34U key, note F
Style 34U key, note F
$12.95 (Part #K34UF)
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Style 34U key, note G
Style 34U key, note G
$12.95 (Part #K34UG)
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Style 34U key, top C note
Style 34U key, top C note
$17.95 (Part #K34UC8)
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Transformer, Oberheim
Transformer, Oberheim
$49.95 (Part #1216)
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Trim potentiometer, 10KB
Trim potentiometer, 10KB
$5.95 (Part #1924)
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Voice board, Oberheim OB-SX
Voice board, Oberheim OB-SX
$299.95 (Part #1937)
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Voltage regulator, 7915
Voltage regulator, 7915
$3.95 (Part #3415)
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Voltage selector switch
Voltage selector switch
$8.95 (Part #1549)
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Washer, beveled nylon insert
Washer, beveled nylon insert
$0.95 (Part #2913)
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Washer, beveled steel
Washer, beveled steel
$0.95 (Part #2914)
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Washer, black, for end panel
Washer, black, for end panel
$0.95 (Part #9490)
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