[PD] Multichannel audio on OS X/emi2|6

[Alex]

> i can now use all 6 outputs, but portaudio still doesn't like having 
> different numbers of in and out channels (eg 2 in, 6 out) and the 
> sound output is distorted unless i use -noadc

Just in case this helps, but I am not sure at all:
try to start pd with a different sample rate like
pd -r 48000
A friend of mine has a Motu I cannot use in 44100Khz, he is on linux 
though.
Also report your problem to the portaudio mailing list.
Good Luck
Alex