The Multitone software should get its own sub-forum ;)
This is me messing around trying to figure out the software. I would not take these measurements as indicative of the unit's performance.
[voltage calibration]
3.446 volt(rms) FS
input 3,4 (1/4" unbalanced) 0dB gain, +4dBu
output 1,2 (XLR)...