dPressure Trumpet

Jetro published this awesome video of his Mindstorm NXT trumpet.  At the heart of it: some seriously creative programming.  Near the heart of it:  a dPressure pressure sensor.

UPDATE:  See Jetro’s blog entry about how to make the trumpet here:

http://technicbricks.blogspot.com/2010/09/week-techvideo-2010-38-nxt-trumpet-show.html