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Oberheim OB-1

Released in 1978

The 2-oscillator OB-1 is a fat-sounding 37-note analog monosynth which is very similar in voice architecture to the Oberheim SEM. With 8 memory locations, it was the first analog synth to offer patch storage.

Oberheim OB-1
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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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Battery, 3V lithium
Battery, 3V lithium
$17.95 (Part #4128)
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Diode, 1N4002
Diode, 1N4002
$0.95 (Part #7994)
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Diode, 1N4148
Diode, 1N4148
$0.95 (Part #3788)
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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, 4013 flip-flop
IC, 4013 flip-flop
$2.95 (Part #3322)
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IC, 4024 binary counter
IC, 4024 binary counter
$2.95 (Part #10651)
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IC, 4028 decoder
IC, 4028 decoder
$2.95 (Part #1945)
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IC, 4050 hex buffer/converter
IC, 4050 hex buffer/converter
$2.95 (Part #1775)
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IC, 4051 multiplexer chip
IC, 4051 multiplexer chip
$2.95 (Part #4319)
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IC, 723 linear regulator
IC, 723 linear regulator
$4.95 (Part #3428)
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IC, 741 op amp
IC, 741 op amp
$2.95 (Part #3297)
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IC, CEM3310/AS3310 envelope generator
IC, CEM3310/AS3310 envelope generator
$14.95 (Part #3716)
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IC, LM301 op amp
IC, LM301 op amp
$14.95 (Part #3300)
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IC, TL081 op amp
IC, TL081 op amp
$2.95 (Part #4260)
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J-wire guide
J-wire guide
$6.95 (Part #3182)
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Key bracket, black key
Key bracket, black key
For early OB-1 with K34U keys
$5.95 (Part #1947)
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Key bracket, white key
Key bracket, white key
For early OB-1 with K34U keys
$5.95 (Part #1948)
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Key bushing
Key bushing
$0.74 (Part #4169)
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Key bushing kit, 37-note
Key bushing kit, 37-note
$24.95 (Part #416937)
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Key bushings, bulk pkg (100)
Key bushings, bulk pkg (100)
$59.95 (Part #4169B)
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Screws, for keytops, pkg of 10
Screws, for keytops, pkg of 10
For OB-1 with K34U keys
$3.95 (Part #3923)
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Style 17U key, black note
Style 17U key, black note
For later OB-1
$13.95 (Part #K17UBL)
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Style 17U key, note A
For later OB-1
$17.95 (Part #K17UA)
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Style 17U key, note B
For later OB-1
$17.95 (Part #K17UB)
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Style 17U key, note C
For later OB-1
$17.95 (Part #K17UC)
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Style 17U key, note D
For later OB-1
$17.95 (Part #K17UD)
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Style 17U key, note E
For later OB-1
$17.95 (Part #K17UE)
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Style 17U key, note F
For later OB-1
$17.95 (Part #K17UF)
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Style 17U key, note G
For later OB-1
$17.95 (Part #K17UG)
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Style 17U key, top C note
Style 17U key, top C note
For later OB-1
$24.95 (Part #K17UC8)
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Style 34U key, black note
Style 34U key, black note
For early OB-1
$10.95 (Part #K34UBL)
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Style 34U key, note A
Style 34U key, note A
For early OB-1
$12.95 (Part #K34UA)
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Style 34U key, note B
Style 34U key, note B
For early OB-1
$12.95 (Part #K34UB)
Click for details
Style 34U key, note C
Style 34U key, note C
For early OB-1
$12.95 (Part #K34UC)
Click for details
Style 34U key, note D
Style 34U key, note D
For early OB-1
$12.95 (Part #K34UD)
Click for details
Style 34U key, note E
Style 34U key, note E
For early OB-1
$12.95 (Part #K34UE)
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Style 34U key, note F
Style 34U key, note F
For early OB-1
$12.95 (Part #K34UF)
Click for details
Style 34U key, note G
Style 34U key, note G
For early OB-1
$12.95 (Part #K34UG)
Click for details
Style 34U key, top C note
Style 34U key, top C note
For early OB-1
$17.95 (Part #K34UC8)
Click for details
Transistor, 2N3905
Transistor, 2N3905
$1.95 (Part #7447)
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Transistor, 2N5172
Transistor, 2N5172
$1.95 (Part #3295)
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