Mackie ProFX12v3 - 12-Channel Professional Analog Mixer with USB
Audient Zen
The 5088: High Voltage and Discrete Mixing Console — Rupert Neve Designs
The Greensboro Amateur Radio Association, Greensboro, NCAudio Basics for Hams, Part 5 – A Few Suggestions, and Signal Routing, Part the Second - The Greensboro Amateur Radio Association, Greensboro, NC
MIOConsole Overview
Midi console (is it feasible) - Project Guidance - Arduino Forum
Get Better Live Sound: What to Look for in a Compact Mixer | Performer Mag