Why not winglets?
Article Abstract:
Using winglets on sailplanes may help eliminate air drag due to the vortex formed at the tip of a wing during flight. Winglets are small, vertical winglike objects at the ends of the wings that are widely accepted in commercial aviation but rare in model aviation.
Publication Name: Model Airplane News
Subject: Hobbies and crafts
ISSN: 0026-7295
Year: 1997
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A view from the slope: slope combat
Article Abstract:
The use of expanded polypropylene (EPP) foam for the construction of model sailplanes has allowed for more realistic full-contact airplane combats. The light and strong EPP returns to shape after being distorted in mid-air collisions.
Publication Name: Model Airplane News
Subject: Hobbies and crafts
ISSN: 0026-7295
Year: 1997
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Convert a power kit to a slope soarer
Article Abstract:
Information is presented on the conversion of a radio-control ducted-fan jet into a glider by modifying the kit of an A-4 Skyhawk.
Publication Name: Model Airplane News
Subject: Hobbies and crafts
ISSN: 0026-7295
Year: 2000
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