What is aftertouch? Learn how channel and polyphonic pressure differ, what they control, and how Hydrasynth and Osmose use them in practice.

We first got our hands on the Osmose CE 61 at Superbooth 2026. After only a few minutes with the instrument, one thing became immediately clear: we wanted one in the studio. And, well, now we have one. Before going any further, though, one point needs clearing up. The Osmose CE 61 is not a synthesizer. It doesn't contain a built-in sound engine, onboard presets, oscillators, filters, or a complete signal path like the original Expressive E Osmose. Instead, it's a 61-key MPE M