learning with the Sub 37

I saw this think which got me wondering about what I may be able to do with the sub 37:
http://www.bhphotovideo.com/explora/audio/features/wired-sound-making-connections

I dont have the arturia products but i wonder if anyone might guide me with some hints on what I may be able to achieve with the sub 37 in relation to using the sync or cv inputs / outputs.

the items at my disposal are:

sub 37 of course
korg ms20 mini
volcas

Non cv gear
roland jdxi
BS2
ultranova
aira tr8

This would help advance my knowledge as I have no real idea how to use these connections.

my only understanding is that a certain voltage would trigger something