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Mark Drela's Upstart 4 Category I HLG
Mark Drela's Upstart 4 Category I HLG

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Mark Drela's Upstart 4 Category I HLG
Description: Mark Drela's Upstart 4 state-of-the-art low-ceiling indoor Hand Launch Glider 1980 national record holder 93.7 seconds.
Of special interest is use of carbon fiber for reinforcing stressed areas, with very little weight gain. Mark tells how to apply carbon fiber.
Mark Drela's Upstart 4 article from Model Aviation. January 1981
plan page 56
Keywords: Mark Drela, Upstart 4, Category I HLG, carbon fiber
Date: 03.16.2021 18:07
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Downloads: 129
Rating: 0.00 (0 Vote(s))
File size: 125.3 KB
Added by: stupid

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