13" Rubber-Powered Martinsyde S.1 - Anatomy of a Trim Session

Series of flights by the 13" Martinsyde S.1 in Wawayanda, NY on
12.13.15. Attention to CG, tail surfaces, and the use of Gurney flaps on both side wing panels helped to dial her in. Plan: http://www.hallmanstudio.com/Martinsyde.S1_13_plan.pdf

For more info on free-flight rubber-powered models, check these websites:
http://www.easybuiltmodels.com/
http://www.volareproducts.com/BUY/
http://www.flyingacesclub.com
Outerzone - https://outerzone.co.uk/index.asp
National Free Flight Society - https://freeflight.org/
Mike Stuart's Flying Scale Models - http://www.ffscale.co.uk/
https://www.freeflightsupplies.co.uk/index.php

Flying Aces Club merchandise: https://www.cafepress.com/flyingacesclub
Center of Gravity merchandise: https://www.cafepress.com/centergravity

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