Hi, my friend Marcel Bradette built a large thermal flying wing (8 ft, 5 pounds) and he wants to build a launching ramp for it so he could hi-start it without help from someone else. We need info about building such a ramp, particularly about the release mechanism. Thank you very much -- Louis Cimon [EMAIL PROTECTED] 141 rue Mistral www.mediom.qc.ca/~lcimon/planeur.htm Beauport, QC tel : (418) 664-1023 Canada G1E 5V4 RCSE-List facilities provided by Model Airplane News. Send "subscribe" and "unsubscribe" requests to [EMAIL PROTECTED]