Skip to main content
Play Video

opsix FM Synthesizer

We're sorry-this item is unavailable.
Contact our experts for a recommendation of great alternatives. Call us at 800-449-9128.


The next level of FM synthesis.

The KORG opsix lets you take true 6-Operator FM to bold new places with 48 notes of polyphony, more FM algorithms and variants to explore, multi-effects, sequencing and instant, dramatic on-panel sound shaping.


  • Makes FM easy by putting everything right in front of you to get you out of programming and into making amazing new FM sounds quickly
  • Breaks out of the 32 original FM algorithms and lets you create the building blocks of FM sound
  • Puts classic FM sounds that you know and recognize right alongside all-new sounds that bring FM into the modern world, along with sequencing, multi effects and so much more

Explore multi-effects, sequencing and more. Order today.


opsix FM Synthesizer Specifications:

  • True 6-Operator FM with vast expansion (“Altered”)
  • 32 voices of polyphony, up to 8-voice unison
  • Five Operator modes: Carrier/Modulator, Wavefolder, Filter, Filter FM and Ring Modulator
  • 3 stereo effects processors; 42 Effects types
  • 16 step sequencer with “logue-style” motion sequencing
  • Virtual patch bay for expressive modulation options
  • 37 full-size keys
Shop with a Friend
Free Shipping
  • Free Standard Ground shipping (48 contiguous states, some overweight and Used/Vintage items excluded).
  • Orders placed before 3 p.m. ET usually ship the same business day.
Learn More
2-Year Free Warranty on Guitars

Every guitar or bass you purchase from Musician's Friend (electric or acoustic, New or Open Box) includes two years of protection from manufacturer defects.

Contact Us for Details
We're Here for You

Our Gear Advisers are available to guide you through your entire shopping experience. Call or Chat for expert advice and to hear the latest deals.

Contact Us
Proactive Advisor Support Chat