Synths ⇝ Oberheim ⇝ 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

File Downloads

Oberheim OB-Xa Manual

Oberheim OB-Xa Service Manual

Items for Sale on Reverb

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

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

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

Oberheim OB-Xa Woden Side panels wooden ends ($123.39)

Oberheim OB-XA Pratt Keyboard ($276.93)

Oberheim OB-Xa Analog Synthesizer MINT ($7,229.16)

Oberheim OB-Xa ($10,750)

Oberheim OB-Xa 61-Key 8-Voice Encore MIDI, Upgrades, Serviced ($7,900)

'82 Oberheim OB-XA - Fully Serviced ($8,522.97)

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

Oberheim OB-Xa w/ mLab Midi - 8 Voice Polyphonic Analog Synthesizer - Serviced w/Restoration ($12,999)

Oberheim OB-Xa 61-Key 8-Voice Synthesizer ($7,999)

Oberheim OB-Xa 8-Voice Synthesizer from 1982 ($9,342.30)

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

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

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

Oberheim OB-XA ($12,500)

Oberheim OB-Xa 8 voice w/ Magic Box (MIDI), ANVIL case, completely restored and calibrated. ($8,500)

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

Oberheim OB-Xa 8-Voice & 120 programs with MIDI ($10,008.50)

Oberheim Ob-1 - Ob-Sx - Ob-X - Ob-Xa - Ob-8 - Battery Holder replacement Fix ($14.40)

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 ($14.40)

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

5 x Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($58.39)

Screws & washer cup (12pcs) for Oberheim OB-Xa / OB-8 / XPANDER / Matrix-12 / DSX / DMX / DX ($33.37)

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

Oberheim OB-XA Pratt Reed keyboard ($250)

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

Oberheim OB XA Midi Walnut Side panels ($125.99)

Oberheim OB-XA Rev C firmware OS Eprom set OBXA Rom ($53.33)

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

Oberheim OB-XA Rev AD0 firmware OS Eprom set OBXA Early Version Rom 32 Programs ($53.33)

Oberheim OB-XA Rev G firmware OS EPROM set OBXA Latest Version Rom ($52.22)

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

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

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

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

Oberheim OB-Xa Synthesizer Shell Only ($505)

Oberheim Original OB-Xa VOICE CARD ($1,111.07)

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

OBERHEIM OB-XA VOICE BOARD PCB BY AUDIO-DESIGN ($55.61)

Panasonic 3 Volt Battery for Oberheim DX OB-1 OB-SX OB-X OB-Xa OB-8 ($22.95)

Spring for Bender Section / Oberheim OB-8, OB-X, OB-Xa, Matrix 12, OB-1 ($10.57)