ECHO-TERZA is an advanced microtonal MIDI controller designed for musicians, composers, and performers exploring alternative tuning systems and intelligent harmonization. With its professional TERZA engine for seconda/terza voices, a powerful microtonal system, and a full suite of routing and performance tools, ECHO-TERZA opens new creative possibilities for modern music production and live performance.

Key Features
* TERZA Engine – Professional seconda/terza harmonization for any synth.
* Auto Chord Detection – Intelligent chord recognition with automatic preset switching.
* MINOR HARM System – Three modes: Natural Minor, Harmonic Minor, Hijazskiar scale.
* Poly / Mono Modes – Poly: full harmonization · Mono: seconda via separate channel.
* Microtonal Engine – Precise pitch bend control with custom scales.
* Dual System (BOTH) – Run TERZA + Microtonal simultaneously for advanced harmony.
* Transpose System – Real-time transpose with chord detection compensation.
* MIDI Learn Pro – Fast & Normal modes with smart routing automation.
* Auto Sound Detection – Smart Mono/Poly switching via Portamento CC.
* Advanced Presets – TERZA, Scale, and Combi presets with flexible toggles.
* Custom Scales – Create and save your own microtonal scales.
* Universal Connectivity – Works with all synths · Bluetooth MIDI supported.
* Trigger Button Mapping – Flexible trigger button mapping for live setups.
* Sound Manager – Full sound management and quick switching.
* Auto Sound Recognition – Intelligent sound detection for streamlined workflow.
* Multi-Channel Output – Multiple output channels for studio and live rigs.
* Smart MIDI Routing – Intelligent routing that simplifies complex setups.
* Switch-Toggle Mode – Choose between momentary or toggle trigger behavior.
* Note Range Control – Define MIDI note ranges for split keyboards.
* Latency Control – Fine-tune timing to fit any setup.
* Volume Control – Precise per-channel/trigger volume adjustment.

Why Use It
ECHO-TERZA is more than just a controller – it’s a harmonization and microtonal system that:
* Integrates seamlessly with DAWs, AUM, Audiobus, and hardware synths.
* Delivers seconda/terza voices and microtonality without external modules.
* Sets up fast with MIDI Learn Pro and stays stable in live performance.

Credits
Designed & Developed by
* Giannis Tsotsis – Developer
* Georgios Tsotsis – Designer
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