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Moog Opus 3

Released in 1980

The Opus 3 is a 49-note paraphonic instrument that has strings, brass, and organ sections.

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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Moog Opus 3 replacement keys
Replacement Keys
Circuit board #1, Moog Opus 3
Circuit board #1, Moog Opus 3
$159.95 (Part #2265)
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Diode, 1N4148
Diode, 1N4148
$0.95 (Part #3788)
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Fuse holder
Fuse holder
$4.95 (Part #3629)
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IC, 3046 transistor array
IC, 3046 transistor array
$12.95 (Part #3306)
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IC, 3080 OTA
IC, 3080 OTA
$8.95 (Part #3298)
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IC, 4001 quad NOR gate
IC, 4001 quad NOR gate
$2.95 (Part #3304)
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IC, 4007 dual FET/inverter
IC, 4007 dual FET/inverter
$2.95 (Part #3738)
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IC, 40106 Hex Schmitt trigger
IC, 40106 Hex Schmitt trigger
$2.95 (Part #2128)
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IC, 4027 dual flip-flop
IC, 4027 dual flip-flop
$2.95 (Part #1263)
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IC, 4053 multiplexer switch
IC, 4053 multiplexer switch
$2.95 (Part #3413)
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IC, 4069 hex inverter
IC, 4069 hex inverter
$2.95 (Part #3994)
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IC, 4558 dual op amp
IC, 4558 dual op amp
$2.95 (Part #3387)
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IC, 741 op amp
IC, 741 op amp
$2.95 (Part #3297)
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IC, LF353N dual op amp
IC, LF353N dual op amp
$2.95 (Part #2090)
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IC, LM348N op amp
IC, LM348N op amp
$2.95 (Part #5032)
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IC, LM358 dual op amp
IC, LM358 dual op amp
$2.95 (Part #2130)
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Key bushing, rubber
Key bushing, rubber
$1.95 (Part #4269)
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Key contact assembly, 1-note
Key contact assembly, 1-note
$21.95 (Part #9482)
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Key contact assembly, 6-note
Key contact assembly, 6-note
$36.95 (Part #3596)
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Key contact assembly, 6-note
Key contact assembly, 6-note
$37.95 (Part #9481)
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Key contact assembly, 7-note
Key contact assembly, 7-note
$39.95 (Part #3595)
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Key return springs, pkg of 10
Key return springs, pkg of 10
$4.95 (Part #KYSP24)
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Keybed cushion, 61-note
Keybed cushion, 61-note
$10.95 (Part #4795)
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Knob, rotary, Moog green-face
Knob, rotary, Moog green-face
$9.95 (Part #3608)
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Knob, rotary, Moog orange-face
Knob, rotary, Moog orange-face
$9.95 (Part #3606)
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Knob, rotary, Moog yellow-face
Knob, rotary, Moog yellow-face
$9.95 (Part #3607)
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Phone jack, mono
Phone jack, mono
For Stereo Outputs
$10.95 (Part #4623)
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Pitch bend assembly, Moog
Pitch bend assembly, Moog
$29.95 (Part #3625)
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Pitch bend/mod wheel, Moog
Pitch bend/mod wheel, Moog
$17.95 (Part #3620)
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Potentiometer, 10KA rotary
Potentiometer, 10KA rotary
For Mixer section
$19.95 (Part #3602)
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Potentiometer, 10KB rotary
Potentiometer, 10KB rotary
For pitch bend
$9.95 (Part #3649)
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Potentiometer, dual rotary
Potentiometer, dual rotary
For Master Gain
$34.95 (Part #3600)
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Power cord, IEC
Power cord, IEC
$7.95 (Part #PC)
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Power switch, rocker type
Power switch, rocker type
$9.95 (Part #3611)
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Rubber foot, 3/8-inch tall
Rubber foot, 3/8-inch tall
$1.95 (Part #4021)
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Slide potentiometer kit, Moog Opus 3
Slide potentiometer kit, Moog Opus 3
$179.95 (Part #KITOP3)
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Slide potentiometer, 10KA
Slide potentiometer, 10KA
For Modulation Amt, Organ Footage Mix
$17.95 (Part #3358)
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Slide potentiometer, 10KB, 30mm
Slide potentiometer, 10KB, 30mm
For all Mix and L-R sliders, Articulator Release, Chorus Depth, VCF Sustain, Contour Amt, CF, and Emph
$17.95 (Part #4482)
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Slide potentiometer, 10KBx2, 30mm
Slide potentiometer, 10KBx2, 30mm
For Strings Freq and Res
$24.95 (Part #3623)
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Slide potentiometer, 1MA, 30mm
Slide potentiometer, 1MA, 30mm
For Articulator Attack, Modulation Rate and Delay, VCF Attack
$17.95 (Part #4483)
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Slide potentiometer, 1MAx2
Slide potentiometer, 1MAx2
For Organ Tone, VCF Decay
$24.95 (Part #3624)
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Slider knob, black face, Moog
Slider knob, black face, Moog
$4.95 (Part #10613)
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Slider knob, green face, Moog
Slider knob, green face, Moog
$4.95 (Part #3367)
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Slider knob, orange face, Moog
Slider knob, orange face, Moog
$3.95 (Part #3609)
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Slider knob, red face, Moog
Slider knob, red face, Moog
$4.95 (Part #3366)
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Slider knob, yellow face, Moog
Slider knob, yellow face, Moog
$4.95 (Part #3368)
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Style 49U key, black note
Style 49U key, black note
$12.95 (Part #K49UBL)
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Style 49U key, note A
Style 49U key, note A
$16.95 (Part #K49UA)
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Style 49U key, note B
Style 49U key, note B
$16.95 (Part #K49UB)
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Style 49U key, note C
Style 49U key, note C
$16.95 (Part #K49UC)
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Style 49U key, note D
$16.95 (Part #K49UD)
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Style 49U key, note E
Style 49U key, note E
$16.95 (Part #K49UE)
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Style 49U key, note F
Style 49U key, note F
$16.95 (Part #K49UF)
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Style 49U key, note G
$16.95 (Part #K49UG)
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Style 49U key, top C note
$24.95 (Part #K49UC8)
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Switch, aluminum lever, 2-position
Switch, aluminum lever, 2-position
$14.95 (Part #1551)
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Switch, aluminum lever, 3-position
Switch, aluminum lever, 3-position
$16.95 (Part #4484)
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Transformer, Moog
Transformer, Moog
$44.95 (Part #3610)
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Transistor, 2N3904
Transistor, 2N3904
$1.95 (Part #5176)
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Transistor, 2N3906
Transistor, 2N3906
$1.95 (Part #6032)
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Transistor, E402 dual N-channel FET
Transistor, E402 dual N-channel FET
$39.95 (Part #2131)
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Voltage regulator, 78M12
Voltage regulator, 78M12
$3.95 (Part #2147)
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Voltage regulator, 78M15
Voltage regulator, 78M15
$2.95 (Part #4412)
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Wiring harness, Moog Opus 3
Wiring harness, Moog Opus 3
$21.95 (Part #3605)
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