Keyboards, i.e. configuration of several keys or key-like input devices relative to one another arranged as 2D or 3D arrays; Keyboards ergonomically organised for playing chords or for transposing, e.g. Janko keyboard
Keyboards, i.e. configuration of several keys or key-like input devices relative to one another arranged as 2D or 3D arrays; Keyboards ergonomically organised for playing chords or for transposing, e.g. Janko keyboard