The RMC-1 - World's First Rotary DJ MIDI Mixer by AFX MIDI — Kickstarter | Midi controller, Rotary, Midi
audioMIDI.com First Look @ Livid Code MIDI controller - YouTube
15 channel DIY MIDI controller - 2002
AFX MIDI RMC-1 - Not strictly a mixer, but a MIDI controller boasting rotary functionality within a familiar layout. Due to … | Music mixer, Mixer dj, Dj equipment
Logue CL-1: The ultimate MIDI controller for Ableton Live?
Behringer BCR2000 Total Recall USB/MIDI Controller Desk with 32 Illuminated Rotary Encoders : Amazon.co.uk: Musical Instruments & DJ
Akai Professional APC Key 25 MK2 - 25-Key USB MIDI Keyboard Controller for Clip Launching with Ableton Live Lite, 40 RGB Pads and 8 Rotary Knobs : Amazon.co.uk: Musical Instruments & DJ
Yaeltex V2: any music and visual controller hardware you imagine, made real - CDM Create Digital Music
Building a distributed MIDI Controller with Android Things and Nearby API #2 | by Tomasz Rykała | ProAndroidDev
Rotary MIDI Controller
Circlefade, USB Midi rotary controller - Other Gear - Elektronauts
Eight DIY Kit - ROYGBIV Ltd
Kenton Killamix Mini USB MIDI Controller For Ableton & Other Software/Hardware Applications (blue LED & non click encoder version) at Juno Records.