Synths ⇝ Oberheim ⇝ Oberheim OB-X

The OB-X is a two-oscillator analog synthesizer has 4, 6, or 8 voices of polyphony depending on configuration. It uses CEM3310 chips for its envelope generators.

Specifications

Year Released: 1978

MSRP: 5995.00 USD

Keyboard: 61 keys

User Patches: 32

User Demo Videos

Rating

File Downloads

Oberheim OB-X Manual

Oberheim OB-X Service Manual

Items for Sale on Reverb

Oberheim OB-X with Kenton Midi ($18,153.30)

1979 Oberheim OB-X - 8-Voice with MIDI ($15,995)

Oberheim OB-X 61-Key 8-Voice Synthesizer 1979 - Black ($19,376.44)

Oberheim OB-X (fully restored and reworked, 6 Voice, Rev 4) ($18,164.20)

Oberheim OB-X 61-Key 8-Voice Synthesizer 1979 - Black ($19,558.10)

Oberheim OB-X 8 Voices w/ Encore MIDI & CEM Filter Option ($15,050.70)

Oberheim OB-X 8-voice synthesizer w/ Encore MIDI 1979-80 - Black ($17,999)

Oberheim OB-X original vintage 8-Voice 1979 midi ($26,855.75)

Oberheim OB-X ($20,575.36)

Oberheim OB-X8 Polyphonic Analog Synthesizer Desktop Module (8-Voice) ($3,599.99)

Oberheim OB-X8 Polyphonic Analog Synthesizer (8-Voice) ($5,149.99)

Oberheim OB-X8 8-voice Polyphonic Analog Synthesizer, Keyboard Stand, Bench, Presonus 3.5, Nektar NP-X, Sustain Pedal, (2) ErnieBall 1/4, (3) Midi Cables Bundle ($4,999.99)

Oberheim OB-X 61-Key Synthesizer ($8,000)

Oberheim OB-X8 Desktop Module Synthesizer - Open Box ($2,974.99)

Oberheim OB-X8 61-Key 8-Voice Synthesizer 2022 - Present - Black with Wood Sides ($4,844.11)

Oberheim OB-X8 8-voice Polyphonic Analog Synthesizer ($4,399.99)

Oberheim OB-X8 KEYBOARD SYNTHESIZER ($4,934.89)

Oberheim OB-X8 Desktop Analog Synth Module  ($3,946.06)

Oberheim - OB-X8 Analog Synthesizer ($5,455.87)

Oberheim OB-X8 Keyboard - Refurbished ($3,959.02)

Sequential Oberheim OB-X8 Desktop Module - Analog Polyphonic Synthesizer [Three Wave Music] ($3,499.99)

Sequential Oberheim OB-X8 - Analog Polyphonic Synthesizer [Three Wave Music] ($4,999.99)

Oberheim OB-X8 ($7,690.51)

Oberheim OB-X8 Eight-Voice Analog Synthesizer ($5,149.99)

Oberheim OB-X8 Eight-Voice Analog Synthesizer ($4,129.99)

Oberheim Ob-1 - Ob-Sx - Ob-X - Ob-Xa - Ob-8 - Battery Holder replacement Fix ($18.10)

Oberheim - OB-1 , OB-SX , OB-X , OB-Xa - voltage selector slide switc ($8.90)

Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($15.68)

5 x Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($63.58)

Set of 12 screws & washer cups - Oberheim OB-X ($36.33)

Oberheim - DX , OB-1 , OB-SX , OB-X , OB-Xa , OB-8 , Matrix 12, Xpander - Battery ($12.99)

Oberheim - 2/4/8-Voice , SEM , OB-1 , OB-SX , OB-X , OB-Xa - Key bushing ($0.99)

Oberheim OB-X cover ($157.31)

Oberheim OB-X Solid Walnut Replacement Wood Sides ($129)

Oberheim OB-X PATCH 96 by JL Cooper Electronics ($225.76)

Oberheim OB-X8 8-voice Polyphonic Analog Synthesizer, Gator GTSA-KEY61 TSA Bundle ($5,029.99)

Oberheim OB-X 1980 ($7,999)

OBERHEIM OB-X8 : B-STOCK : [DETROIT MODULAR] ($4,499)

Decksaver Oberheim OB-X8 Desktop Cover (Soft-Fit) ($109.99)

Decksaver Oberheim OB-X8 Desktop Cover [Three Wave Music] ($109.99)

Oberheim OB-X8 8-voice Polyphonic Analog Synthesizer, Gator G-PG-61 Pro-Go, (2) ErnieBall 1/4 Bundle ($4,999.99)

Decksaver Oberheim OB-X8 Desktop Cover - Cover for Keyboards ($63.09)

Oberheim OB-X / OB-Xa - SCI Prophet-5 .... - Set of 10 White key holding springs for Pratt-Read keybed ($37.54)

Oberheim OB-X - Complete set (38 pcs) of Push Button Switches ($199.82)

Oberheim OB-X / OB-Xa - SCI Prophet-5 - Set of 10 black keys holding springs for Pratt-Read Keybed ($37.54)

GForce Oberheim OB-X Virtual Instrument ($83.99)

Oberheim - OB-1, OB-SX, OB-X, OB-Xa - Trim potentiometer, 10K ($5.90)

Oberheim OB-XA Walnut Replacement Wood Sides (BLACK) ($109)

Calzone Oberheim OB-Xa Custom Road Case ($420)

Oberheim OB-XA Solid Walnut Replacement Wood Sides ($109)