RC Soaring Digest

Now in its thirty-third year of publication

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July 2017 issue highlights

FRONT COVER: Markus Portmann's 5.33m ASK-18. Construction photos begin on page 11 of this edition.
Olympus FE-140,X-725, ISO 80, 1/1000 sec., f3.1 


 
 
 
 


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  Contest Tips & Lessons Learned - Paul Naton, Radio Carbon Art, picked up a few valuable lessons at the 2016 "Polecat" ALES event.

  Markus Portmann's 1:3 scale ASK-18 
- Construction photos of a beautiful scale project.

  Alessandro (Alex) Villa's KA-7 - 
Construction notes, including changes made, and flying report for the 2m Jamara all wood kit.

  Dust Buster LiPo hack - 
Paul Nation, Radio Carbon Art, replaces the classic shop vacuum NiCd batteries with a Lithium pack. Cool!

  Balsa Stripper and Balsa Fence - Barrie Russell describes two valuable shop tools designed by David Plumpe. Purloined from the Model Flying Hawkes Bay, New Zealand, web site <http://www.mfhb.org.nz>. Plans included!

  NRL Tests Autonomous "Soaring with Solar" Concept - A U.S. Naval Research Laboratory project.

  Identifying the flow physics and modeling transient forces on two-dimensional wings
- AFRL-0250, Air Force Research Laboratory. Note: Only the introduction to this article is included in the Yahoo! Groups version.

  The Landing Area Penalty Rule - 
Gordy Stahl explains the new AMA RC soaring rule.

  Slope candidate - Northrop YA-9A -  The alternative to the A-10 Thunderbolt/Warthog.

You can download the entire July 2017 issue of RC Soaring Digest (96 pages) by saving this linked PDF file (approximately 15.5 MB). A highly compressed and abbreviated version of this edition (approximately 3.2 MB), with lower quality photos and illustrations, can be downloaded from the Files section of the RCSoaringDigestYahoo! group. You must join the RCSoaringDigestYahoo! group to have access to this PDF. 

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