Welcome to our online store!

My Cart:

You have no items in your shopping cart.


Oberheim OB-X Analog 8 Voice Synthesizer w/ Encore MIDI & 24db filter Mod #35984

Availability: In stock




BRAND : Oberheim


FUNCTION : analog synthesizer

DESCRIPTION : This listing is for a rare Oberheim OB-X Analog 61-Key 8-Voice Synthesizer with custom wood side panels. 

This beautiful synth also features Encore MIDI I/O and the JL Cooper Filter 24db filter mod. This mod is switchable using the "Half & Full" front panels to toggle between the standard 12db Oberheim filters and the JL Cooper 24db filter which utilizes Curtis chips. This mod simply gives you another tonal option that extends the already legendary sound of this synthesizer. Many consider this the best sounding of the Oberheim synth line as it has discrete circuitry. 


  • serial #: 804310
  • 8-Voice 
  • Encore MIDI: In/Out/Thru
  • JL Cooper 24db Filter mod (switchable)
  • Solid wood side panels

ACCESSORIES: This item comes as seen in photos, and includes only the following accessories:

  • IEC Power Cord

PHYSICAL CONDITION: Excellent - This unit is very clean, solid , and looks fantastic. Both side wood panels have a few small scratches and still has a like new shine to their finish. The keys, controls, and connections on the rear panel are all in great shape, overall, it's in excellent condition.

WORKING CONDITION : Excellent -Sounds absolutely stunning. No other synth in modern era sounds like this. 

The pitch wheel and all other function are operating perfectly. All control knobs and button-switches are working great, LED indicators as well. All I/O is in perfect working order, and all keys are working perfectly as well. Overall working condition is excellent.

Fully serviced and cleaned for this listing by Rosen Sound here in Burbank. Unit was examined and it has already been re-capped so that was not necessary. Re-flowed solder to all solder connections, all internal trim pots replaced, removed voice cards and cleaned and re-seated. Lots of caring attention went into this synth to ensure stable operation for the next owner. Not a finer one on the market! 


PACKAGED DIMENSIONS : 41.5" x 6.75" x 22"

The Techno Empire Guarantee

We at Techno Empire love gear as much as you do and want you to be very happy with your purchase. We offer a 100% SATISFACTION GUARANTEE as part of our commitment to making sure you keep coming back for more incredible and inspiring gear. Buy with confidence with our stellar customer service, innovative trade-in programs and purchase incentives, along with an enterprise-grade secure website and ultra-safe checkout process.