SynthsOberheim ⇝ Oberheim OB-Xa

The OB-Xa is an analog subtractive synthesizer that was available with 4, 6, or 8 notes of polyphony. It used a CEM3320 chip for its filter.

Specifications

Year Released: 1981

MSRP: 5995.00 USD

Keyboard: 61 keys

Multitimbral: 2 parts

User Patches: 120

Power Consumption: 50 watts

Dimensions: 1016 mm x 508 mm x 152.4 mm

Weight: 20.4 kg

User Demo Videos

Rating


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File Downloads

Oberheim OB-Xa Manual

Oberheim OB-Xa Service Manual

Items for Sale on Reverb

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

Oberheim OB-XA 1980s - BlackOberheim OB-XA 1980s - Black ($7,750)

Oberheim OB-XA with Encore midi kitOberheim OB-XA with Encore midi kit ($7,000)

Oberheim OB-XA 1980s Vintage Analog Synthesizer w/ MIDI Worldwide ShippingOberheim OB-XA 1980s Vintage Analog Synthesizer w/ MIDI Worldwide Shipping ($6,299)

Oberheim OB-Xa 8-Voice Synthesizer from 1982Oberheim OB-Xa 8-Voice Synthesizer from 1982 ($9,508.80)

Oberheim OB-Xa 61-Key 8-Voice SynthesizerOberheim OB-Xa 61-Key 8-Voice Synthesizer ($8,199)

Oberheim OB-Xa w/ mLab Midi - 8 Voice Polyphonic Analog Synthesizer - Serviced w/RestorationOberheim OB-Xa w/ mLab Midi - 8 Voice Polyphonic Analog Synthesizer - Serviced w/Restoration ($12,499)

Oberheim - OB-Xa - Phone jackOberheim - OB-Xa - Phone jack ($10.90)

Vintage Oberheim ob-xa synth owned by Alphonse MouzonVintage Oberheim ob-xa synth owned by Alphonse Mouzon ($12,000)

Oberheim OB-XAOberheim OB-XA ($12,500)

SALE ‼️🔥 Oberheim OB-XA Legendary Vintage Analog Beast (Just Serviced!)SALE ‼️🔥 Oberheim OB-XA Legendary Vintage Analog Beast (Just Serviced!) ($7,999)

'82 Oberheim OB-XA - Fully Serviced'82 Oberheim OB-XA - Fully Serviced ($8,658.88)

Oberheim OB-Xa 61-Key 8-Voice Encore MIDI, Upgrades, ServicedOberheim OB-Xa 61-Key 8-Voice Encore MIDI, Upgrades, Serviced ($8,200)

Oberheim OB-XaOberheim OB-Xa ($10,750)

Oberheim OB-Xa Woden Side panels wooden endsOberheim OB-Xa Woden Side panels wooden ends ($125.74)

Oberheim OB-XA Pratt KeyboardOberheim OB-XA Pratt Keyboard ($281.87)

Oberheim OB-Xa Analog Synthesizer MINTOberheim OB-Xa Analog Synthesizer MINT ($8,490)

Oberheim OB-Xa 8-Voice Synthesizer w/ Encore MIDI *Fully ServicedOberheim OB-Xa 8-Voice Synthesizer w/ Encore MIDI *Fully Serviced ($6,710.88)

Oberheim OB-Xa 8-Voice & 120 programs with MIDIOberheim OB-Xa 8-Voice & 120 programs with MIDI ($10,186.87)

Oberheim OBXa - Fully Refurbished & Better Than The Rest - midi synthesizer keyboard VINTAGE SYNTH DEALEROberheim OBXa - Fully Refurbished & Better Than The Rest - midi synthesizer keyboard VINTAGE SYNTH DEALER ($14,558.88)

Oberheim OB-Xa ATA Case by A&S Case Co.Oberheim OB-Xa ATA Case by A&S Case Co. ($179.95)

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

Screws & washer cup (12pcs)  for Oberheim OB-Xa / OB-8 / XPANDER / Matrix-12 / DSX / DMX / DXScrews & washer cup (12pcs) for Oberheim OB-Xa / OB-8 / XPANDER / Matrix-12 / DSX / DMX / DX ($33.96)

Oberheim Ob-1 - Ob-Sx - Ob-X - Ob-Xa - Ob-8 - Battery Holder replacement FixOberheim Ob-1 - Ob-Sx - Ob-X - Ob-Xa - Ob-8 - Battery Holder replacement Fix ($14.66)

5 x Oberheim OB-SX OB-X OB-Xa  OB-8 DSX  Switch with LED OBSX OBX OBXA OB85 x Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($59.43)

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

Oberheim OB-SX OB-X OB-Xa  OB-8 DSX  Switch with LED OBSX OBX OBXA OB8Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($14.66)

Oberheim - DX , OB-1 , OB-SX , OB-X , OB-Xa , OB-8 , Matrix 12, Xpander - BatteryOberheim - 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 bushingOberheim - 2/4/8-Voice , SEM , OB-1 , OB-SX , OB-X , OB-Xa - Key bushing ($0.99)

Oberheim - OB-SX , OB-Xa - Rotary PotentiometerOberheim - OB-SX , OB-Xa - Rotary Potentiometer ($89.90)

Oberheim - OB-Xa - Black Switch without LEDOberheim - OB-Xa - Black Switch without LED ($10)

Oberheim OB-XA Pratt Reed keyboardOberheim OB-XA Pratt Reed keyboard ($250)

Original Vintage Oberheim OB-Xa Synthesizer Programmed Patches ManualOriginal Vintage Oberheim OB-Xa Synthesizer Programmed Patches Manual ($49.99)

Virtual Oberheim OB-Xa editor / programmer - (Encore 1.2) - LOGIC v4 - XVirtual Oberheim OB-Xa editor / programmer - (Encore 1.2) - LOGIC v4 - X ($19.99)

Oberheim  - OB-Xa - 1/4-inch mono phone jack - For for mono outputOberheim - OB-Xa - 1/4-inch mono phone jack - For for mono output ($7.99)

Oberheim OB-XA Rev AD0 firmware OS Eprom set OBXA Early Version Rom 32 ProgramsOberheim OB-XA Rev AD0 firmware OS Eprom set OBXA Early Version Rom 32 Programs ($54.28)

Oberheim OB-XA Rev G firmware OS EPROM set OBXA Latest Version RomOberheim OB-XA Rev G firmware OS EPROM set OBXA Latest Version Rom ($53.15)

Original Vintage Oberheim OB-Xa Synthesizer Owners ManualOriginal Vintage Oberheim OB-Xa Synthesizer Owners Manual ($69.99)

Custom highly figured walnut sides for Oberheim OB-XACustom highly figured walnut sides for Oberheim OB-XA ($99.99)

Oberheim OB-Xa Synthesizer Shell OnlyOberheim OB-Xa Synthesizer Shell Only ($505)

Oberheim OB XA Midi Walnut Side panelsOberheim OB XA Midi Walnut Side panels ($128.39)

Oberheim OB-XA 1980s Voice Card - Serviced - MultipleOberheim OB-XA 1980s Voice Card - Serviced - Multiple ($895.50)

Oberheim OB-XA Rev C firmware OS Eprom set OBXA RomOberheim OB-XA Rev C firmware OS Eprom set OBXA Rom ($54.28)

Oberheim Original OB-Xa VOICE CARDOberheim Original OB-Xa VOICE CARD ($1,130.87)

Oberheim - OB-SX/X/Xa , DSX OB-8 - Black Switch with LEDOberheim - OB-SX/X/Xa , DSX OB-8 - Black Switch with LED ($14.90)

OBERHEIM OB-XA VOICE BOARD PCB BY AUDIO-DESIGNOBERHEIM OB-XA VOICE BOARD PCB BY AUDIO-DESIGN ($56.60)

Spring for Bender Section / Oberheim OB-8, OB-X, OB-Xa, Matrix 12, OB-1Spring for Bender Section / Oberheim OB-8, OB-X, OB-Xa, Matrix 12, OB-1 ($10.75)