While i was at MIT this summer, we put a pic in a model rocet and had it record acceleration to a seeprom. The altimiter we had broke so we just got acceleration. ------------------------------------------------------------------------------ A member of the PI-100 Club: 3.1415926535897932384626433832795028841971693993751 058209749445923078164062862089986280348253421170679 On Fri, 4 Sep 1998, Midgley John wrote: > Hi > > I've an idea for a few PIC based toys (all non-commercial!) that I've > been thinking about for a while. They all depend on an pressure sensor > of some kind, but which?. Suggestions and comments (from part numbers > upwards!) would be more than welcome:- > > 1. Simple, small, fast, (helmet-mounted?) vario - no integrated GPS! > 2. For free-fall parachuting - you just passed 3,000' (2,000', whatever) > going too fast - BEEP! pull now! > 3. I have a friend into model rockets - how high do they get? > > Thoughts on any of the above would be very welcome. > > Regards > > John Midgley >