I find the H9 unsurpassed in sonic power in a pedal format and the Control app outstanding in a studio setting. Its limiting factor is its elegant but diminutive form. For live performance it is so svelte that it could greatly benefit from 1. Larger LED Billboard Display like the 12 characters of SPACE; 2. dedicated parameter buttons corresponding to all 9 knobs of the stompboxes, plus Hotknob, Mix, and Preset, to have a truly complete onboard control surface; and 3. additional aux switch and expression pedal facility, especially important because of the nature of the parameter controllability of most recent algorithms. Here is my thumbnail sketch for expanding this beauty into a full size stompbox form…
