That 120 is in PPQ -- Parts Per Quarter (note) -- so 4 beats or a full bar of 4/4 at 120PPQ would be 120 X 4 = 480 ticks. BIAB locks at 120, but PT or RB can be set to a lot of different PPQs, best to check your menu there to find out where your set at before taking the plunge.

The mS duration is indeed dependant upon the Tempo and rharv has given you the equation for that. There are also plenty of calculators around the web for that, both online or downloadable to be used offline, too. Websearch should bring some up.


--Mac