Synths ⇝ Oberheim ⇝ Oberheim Matrix-12

The Matrix-12 is an analog subtractive synthesizer that uses CEM3374 chips for its VCOs and CEM3372 chips for its filter/mixer/VCAs.

Specifications

Year Released: 1984

MSRP: 4995.00 USD

Keyboard: 61 keys with velocity and aftertouch

Polyphony: 12 notes

User Patches: 100

User Performances: 100

Dimensions: 976.3 mm x 515.9 mm x 150.8 mm

Weight: 33 lbs.

User Demo Videos

Rating

File Downloads

Oberheim Matrix-12 Manual

Oberheim Matrix-12 Service Manual

Items for Sale on Reverb

Oberheim Matrix-12 (plus many extras!) ($12,000)

Oberheim Matrix-12 US version, serviced ! ($18,221.26)

Oberheim Matrix-12 Synthesizer Keyboard *Pro-Refurbished* VINTAGE SYNTH DEALER ($19,499.99)

Oberheim Matrix-12 Rare Synthesizer ✅ Checked & Cleaned ✅Legend like CS60 CS80 Jupiter 8 ($21,476.54)

Oberheim Matrix-12 - Pro Serviced - New Flightcase - Warranty ($20,891.01)

Oberheim Matrix-12 Pressure Sensor NOS ($300)

Screws & washer cup (12pcs) for Oberheim OB-Xa / OB-8 / XPANDER / Matrix-12 / DSX / DMX / DX ($32.23)

Oberheim Matrix 12 61-Key 12-Voice Synthesizer 1985 - Black ($21,476.54)

Oberheim Matrix 12 61-Key 12-Voice Synthesizer 1985 - Black ($10,599)

Refurbished and modified Oberheim Matrix 12 61-Key 12-Voice Synthesizer 1986 with extras ($24,500)

Oberheim Matrix 12 Synthesizer ($19,950)

Oberheim Matrix 12 ($14,900)

Oberheim Matrix 12 - King of Polyphonic Synths - US Version - 12 Outputs! - Serviced! ($15,524.56)

Oberheim Matrix 12 61-Key 12-Voice Synthesizer 1985 - Black ($18,210.47)

Oberheim Matrix 12 61-Key 12-Voice Synthesizer 1985 - Black ($18,264.19)

OBERHEIM MATRIX-12 OWNERS MANUAL Synthesizer Keyboard book VINTAGE GEAR DEALER ($199.99)

Oberheim Panel Switches for Xpander, Matrix-12 ($37.95)

Oberheim - Matrix-12 (Japan) // restored by VS&Co ($14,987.38)

Oberheim Xpander and Matrix 12 Replacement Pushbutton Switch ($8.54)

Oberheim Xpander- NO Oberheim Matrix-12 - US Version ✅ Rare Synthesizer ✅ORIGINAL STATE ✅ Full Cleaned & Checked ($11,356.03)

Potentiometer - Oberheim Xpander US / Matrix-12 US (A50Kx2) VOLUME ($16.12)

Oberheim Matrix-12 firmware Latest OS upgrade EPROM set Voice 1.4 CPU 1.1 Usa Version ($69.78)

Oberheim Matrix 12 firmware Latest OS upgrade EPROM Voice 1.4 CPU 1.1 Matrix12 Japanese Version ($69.78)

Oberheim - Matrix 12 , Xpander , DX , DPX-1 - New 1/4 Inch Phone jack ($8.54)

Oberheim - Matrix , Xpander - 1/4 inch phone jack ($8.54)

Complete Set of Keyboard contacts strips - Oberheim Matrix-12, Matrix-6 , Akai AX-80, Sequential Circuits Prophet-VS, Kawai K4 ($130)

Strip Rubber Contact Keyboard 7 positions - Oberheim Matrix-12, Matrix-6 , Akai AX-80, Sequential Circuits Prophet-VS, Kawai K4 ($18.26)

Strip Rubber Contact Keyboard 5 positions - Oberheim Matrix-12, Matrix-6 , Akai AX-80, Sequential Circuits Prophet-VS, Kawai K4 ($18.26)

Strip Rubber Contact Keyboard 1 position - Oberheim Matrix-12, Matrix-6 , Akai AX-80, Sequential Circuits Prophet-VS, Kawai K4 ($8.81)

Oberheim Xpander - NO Oberheim Matrix 12 ✅️US Version ✅ Rare Synthesizer ✅ORIGINAL STATE ✅ Full Cleaned & Checked✅ Vintage professional Synthesizer ($11,356.03)

Syntaur Encoder Kit for Oberheim Xpander or Matrix 12 ($89.95)

Oberheim DX - Matrix12 - Xpander - Battery Holder replacement Fix ($13.91)

Custom padded cover for Oberheim Matrix 12 keyboard ($54.36)