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.
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
Oberheim OB-XA Walnut Replacement Wood Sides (BLACK) ($109)
Oberheim OB-XA Solid Walnut Replacement Wood Sides ($109)
Oberheim OB-XA 1980s Vintage Analog Synthesizer ($6,499.99)
Oberheim OB-Xa 61-Key 8-Voice Synthesizer 1981 - Blue with Wood Sides ($12,000)
Oberheim OB-Xa ($8,750)
'82 Oberheim OB-XA - Fully Serviced ($7,963.29)
Oberheim OB-Xa 61-Key 8-Voice Synthesizer 1981 - Blue with Wood Sides ($6,000)
Oberheim OB-XA 1980s Vintage Analog Synthesizer w/ MIDI Worldwide Shipping ($6,299)
Oberheim OB-XA ($5,800)
Oberheim OB-Xa 61-Key 6-Voice Synthesizer 1981 - Blue with Wood Sides ($7,545)
Oberheim OB-XA 1980s Vintage Analog Synthesizer w/ Road Case ($6,699.99)
Vintage Oberheim ob-xa synth owned by Alphonse Mouzon ($12,000)
Oberheim OB-Xa ($12,000)
Oberheim - OB-Xa - Phone jack ($10.90)
Oberheim OB-Xa 8-Voice & 120 programs with MIDI ($10,953.34)
Oberheim OB-Xa (8 voices, MIDI) // Restored by VS&Co ($12,050.02)
Screws & washer cup (12pcs) for Oberheim OB-Xa / OB-8 / XPANDER / Matrix-12 / DSX / DMX / DX ($36.52)
5 x Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($63.90)
Oberheim OB-SX OB-X OB-Xa OB-8 DSX Switch with LED OBSX OBX OBXA OB8 ($15.76)
Oberheim - OB-1, OB-SX, OB-X, OB-Xa - Trim potentiometer, 10K ($5.90)
Oberheim - OB-1 , OB-SX , OB-X , OB-Xa - voltage selector slide switc ($8.90)
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 1980s Vintage Analog Synthesizer (Owned by Styx) ($7,199.99)
Oberheim OB-Xa Voice Card Set of 8 For parts repair 1982 ($2,999.99)
Oberheim - OB-Xa - 1/4-inch mono phone jack - For mono output ($10.90)
Oberheim OB-Xa Program Patches Booklet 1982 ($25)
Custom highly figured walnut sides for Oberheim OB-XA ($99.99)
Oberheim OB-XA 1980s Voice Card - Serviced - 2 ($895.50)
Oberheim OB-Xa Synthesizer Shell Only ($249)
Oberheim - OB-Xa - Black Switch without LED ($10)
Oberheim OB-XA Rev AD0 firmware OS Eprom set OBXA Early Version Rom 32 Programs ($58.36)
Oberheim OB-XA Rev C firmware OS Eprom set OBXA Rom ($58.36)
Oberheim OB-XA Rev G firmware OS EPROM set OBXA Latest Version Rom ($57.15)
Oberheim OB-Xa Polyphonic Synthesizer original owner's manual Oct. 1981 ($103.46)
Oberheim OB-Xa voice boards ($729.09)
Oberheim OB-Xa original wooden end cap sides 1980s ($269.99)
Oberheim Pratt Reed OB-XA Keybed Complete 1980s ($499.99)
Oberheim OB-Xa Owner manual 1982 ($85)
Oberheim OB-X / OB-Xa / OB-8 / OB-SX - Push Button Switch - Black ($9.74)
Oberheim OB-X / OB-Xa / OB-8 / OB-SX - Push Button Switch / Black with LED ($9.74)
Oberheim OB-Xa - Complete set (50pcs) of Push Button Switches ($243.43)
Oberheim OBXA ($14,484.36)
Calzone Oberheim obxa custom road case ($550)
Oberheim - OB-SX/X/Xa , DSX OB-8 - Black Switch with LED ($14.90)
OBERHEIM OB-XA VOICE BOARD PCB BY AUDIO-DESIGN ($60.86)
Virtual Oberheim OB-Xa editor / programmer - (Encore 1.2) - LOGIC v4 - X ($19.99)
Oberheim OB-X / OB-Xa - SCI Prophet-5 - Set of 10 black keys holding springs for Pratt-Read Keybed ($37.73)
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