Apogee Duet 2 reverts to default settings on each boot with M1 macOS Monterey, maybe earlier versions too. This is intended as a startup script to automate setting input channels to "Instrument".
duet_2(uid["input_type"], chl["1"], cmd["Inst"])
duet_2(uid["input_type"], chl["2"], cmd["Inst"])
# initial input/output gain can be set here
# /Library/Application Support/Apogee/Settings/DuetII<uid>.xml