The first fully realized hardware synthesizer based on Terrain Oscillators

Terrain Synth

The Kickstarter Funded! 

Pledge now for a substantial discount from the expected street price

Videos

Nick of Sonic State Gets the Terrain Synth demo at ADC 25

A brief overview of the Terrain Synth’s Front Panel Controls

Steve talks about (re) inventing terrain synthesis and what is a terrain oscillator

CatSynth TV demo with Steve at Knobcon 2025

Example Sounds

Enjoy some sound samples from the pre-production Terrain Synth. More to come…

Warning: audio volumes vary, use caution

Terrain Synth

Features

  • Unique terrain oscillators
  • 32 note polyphony (8 per timbre)
  • Four timbres (layers) that can be split or stacked
  • Two morphable terrains per voice
  • Up to 7x unison for each voice
  • Two additional sub-oscillators for each voice
  • White, Pink, Blue and Brown noise
  • Oscillator sync, Phase distortion, Mirroring and Windowing
  • 17 math-based terrains with infinite resolution
  • Dozens of image-based terrains
  • User loadable image & wavetable terrains (.jpg and .png, .wav)
  • 18 morphable paths with infinite resolution
  • Dedicated mixer for timbre layers
  • LFO, Envelope and Expressive matrix per parameter
  • On board effects: Delay, Ping-Pong Delay, Reverb, Shimmer Reverb, Chorus, Flanger, Phaser, Stereo Phaser, Overdrive and Decimator
  • Dedicated sequencer, arpeggiator and audition buttons
  • Hundreds of sortable presets and onboard preset librarian
  • 36 quick access patch favorites (6×6)
  • Multi-level patches, Init, Copy & Paste
  • Infinite Encoders – mixer, menu, modulation and user modules
  • A 7-inch IPS display for full color sonic visualization
  • Selectable terrain view angles and color schemes
  • MIDI-I/O via 5-Pin DIN, USB Host, and USB Device ports
  • 6x CV/Gates and 3x expression pedals.
  • Left/Right balanced stereo and headphone (w/ vol control)
  • Desktop / 4U rack configurations