*High Altitude Glider and links: http://members.shaw.ca/sonde
*N.America weather sounding locations: http://weather.uwyo.edu/upperair/sounding.html
*Good Balloon writeup and links: http://vpizza.org/~jmeehan/balloon/
*Byonics trackers (gps+radio) for $95 (I own a tinytrak+):
http://www.byonics.com/microtrak300/
*Make Magazine is doing something similar to LPSU:
http://www.makezine.com/blog/archive/2007/03/diy_space_make_video_podc.html
*My contact who builds tiny transmitters/GPS for rockets: http://www.bigredbee.com
*Two way communication possibility ($?):
http://www.aerocomm.com/rf_transceiver_modules/ac4490_900mhz_rf_transceiver.htm
*Possible cutdown idea (scroll down): http://wiki.ukhas.org.uk/ideas:flight_support
*Live transmit pix from balloon in flight with MMSSTV? Possible! (I
have this): http://mmhamsoft.amateur-radio.ca/
I have others, but I didnt want to run the risk of further double
posting.