The E520 Hyperion Stereo Processor update.

  • Version 1.10 released! 4 new algorithms, many new UI features and options added.
  • The KickStarter campaign has shipped to all known backers. Shipping to post-KS orders has begun.

Click here for more E520 information and to downkloard the new firmware V1.10.

Download the PDF (updated Nov 15th) on the E520 main page for detailed effect descriptions.


The E300 Ultra VCO is now available and shipping to dealers.

A modern revision of our legendary MOTM-300 Ultra VCO, the E300 (co-designed with Dave Rossom of EMu) features 10 octave tracking with superior temperature drift.

Click here for full details.



The E352 replaces the E340 Cloud Generator and the E350 Morphing Terrarium which are the first SynthTech Euro modules to enter 'vintage' status.

The E352 has shipped over 1000 units around the world, and was named MusicRadar's 2017 Eurorack Module of the Year.

Check the E352 page for full details, including a Limited Edition black panel option available on our new online shop.

E352 Cloud Terrarium


The E370 began as a successful Kickstarter project, and is now shipping to dealers world-wide.

Using a new 216MHz DSP and a TFT color display, the E370 is highly programmable. You can even load in your own wavetables using our free cross-platform editor and save/recall presets.

See the E370 page for details.

E370 Quad VCO

Download WaveEdit, our free, open-source wavetable editor!

WaveEdit runs on Windows, Mac, and Linux. Using a simple interface and custom graphics, WaveEdit aloows easy editing, creating, and formatting wavetables for use in the E352 and E370 VCO. External wave samples can me imported (from Serum or other .WAV files) and scaled to fit into the E352/E370 format. Visit the WaveEdit page here for details.


We've started a series of design videos, highlighting the CAD tools we use use here at Synthtech. You can subscribe to the SynthTech tutorials channel for the full series.

There are just a few now, in the months ahead we will add more and place them all on a single web page for quick browsing.

Please contact us if you have any feedback.