All sounds from the er301. I love this thing : r/modular
ER-301 Sound Computer - Equipment - lines
Getting started with the ER-301 #1 - General Overview - YouTube
Orthogonal Devices on Twitter: "ER-301 panel graphics finalized. I don't know about others, but for me committing to a final draft is agonizing. https://t.co/GyoPWEox4G" / Twitter
Orthogonal Devices ER-301 Archives - Martin Yam Møller