[rcsoaringdigest] R/C Soaring Digest - May, 2021 - Volume 36 No. 5

The gorgeous cover photo for this month's issue was taken by Laurent Ducros at Ménez-Hom in the Brittany region of northwest France on May 13th, 2021. The aircraft is a Polish Mucha design which was built by pilot Quentin Philippe and his father Paul during the first COVID lockdown in 2020.

May, 2021
Volume 36, No. 5


We have another great issue for you. In addition to the continuing and very welcome contributions of James Hammond and Pierre Rondel, we have a few additional treats in store. Off the hop, there is the first of a three part autobiography by Bob Dodgson, the legendary sailplane designer and manufacturer of many outstanding aircraft in the 1970s, 80s and 90s. Even if you've read a version of this story elsewhere, we've added something unique to Bob's words which we think you'll enjoy. And there's so much more: click any of the stories below to go straight to that article and start reading...

Contents
In The Air
Are those dark clouds gathering on the horizon?
Terence C. Gannon
May 3 ·9 min read
My first RC sailplane was a Boss T designed by Seattle's Don Burt of Superior Flying Models. Along with my older brother, I mowed lawns to abstraction in the early 1970s just so we could eventually fall slightly short of the money...
Silent Arrow Passes Next Phase of Testing
Recently declassified images of the groundbreaking cargo carrying glider reveal C-130 tests in the desert.
RC Soaring Digest Staff
May 14 ·2 min read
Updating a story we first reported in the February issue, Chip Yates of Yates Electrospace provided these recently declassified images and video to RCSD...
Designing for a High Performance 3M
Do you feel the need for speed?
James Hammond
May 13 ·17 min read
Development. I have a few 3M Racer designs already under my belt and there is nothing like learning from a previous design, so with that in mind; in order of appearance — I'd like to see: outright straight-line speed, great...
Wasabi F3F, the New Kid on the Block
Aviatik Composites makes an impressive debut with their brand new, all-composite ship.
Pierre Rondel
May 14 ·12 min read
The market for all-composite F3F gliders is going well. Just look at the longer delivery times and rising prices from some manufacturers. Moreover, competitors are, in their majority, often very...

The brand new KST X06 servos come in at 6.5 grams set the new standard for centering accuracy and precision in an ultra-small package. Wide-voltage capable, these are the new go-to's for DLGs and other small gliders. Learn more about them at https://bit.ly/3tEkYHv   Sponsored

The Implementation of a Dream
Part one of a three part series.
Bob Dodgson
May 12 ·9 min read
As a youth, I was enamored with model airplanes. Many 50 cents were spent on stick and tissue kits that were laboriously assembled with varying degrees of success. The bulkheads were not die cut...
PSS Candidate | Carbon Electric 200E
A 21st century update of the Ettore Bugatti and Louis de Monge's classic Bugatti 100P.
Max Schneider
May 14 ·4 min read
Since I was a kid I was always fascinated by airplanes and flying. To this day getting my private pilot's license is on top of my list waiting to be crossed off — but can't find quite the time for it...
RC Soaring Diaries
Feelin' the Buzz: Test flying the Buzz VTPR from Slopecorn.
Michael Berends
May 19 ·6 min read
After being involved in RC soaring for close to 40 years, I'm always amazed that there are new planes and flying styles that constantly give us 'Glider Guiders' new challenges...
Make your own Bluetooth RC Throwmeter
A new level of precision for setting up control surface throws.
Pierre Rondel et al
May 14 ·8 min read
The purpose of this article is to propose that you 'build' your own Bluetooth Throwmeter at a very reasonable cost. This RC Throwmeter, in addition to measuring angles and travels...

German Engineering. Made in the USA. WindyHillHobbies 60" S1 Swift Kit - a take it anywhere, fun to fly semi scale aerobatic slopesoaring glider with innovative design - is now available on AloftHobbies. Order today!   Sponsored

Center Finder
When it's time to stake out some middle ground.
Tom Broeski
May 19 ·3 min read
I was trying to find the exact center of the root rib on an Aquila XL so I could replace the tiny 1/4" rods with a decent 1/2" carbon joiner. Trying to get the measurement just right with just a rule...
Use of Arduinos in Model Aircraft
Add a little computing power to your next project.
Peter Scott
May 14 ·5 min read
What is an Arduino? It is a small, very cheap computer board intended for reading sensors and controlling things, for example using motors and servos. It was designed by Arduino.cc in Italy...
1/3 スケール三田式 3 型改 1 製作記
マルチパートシリーズの第2部。
Norimichi Kawakami
May 12 ·28 min read
スポイラー製作に続いて中央翼本体の製作に取り掛かりました。翼の製作方法には各自流儀があるようですが、私の流儀を説明します。
The Trailing Edge
Wrapping up our fifth issue as we head into June.
RC Soaring Digest Staff
May 14 ·3 min read
Okay, we admit it. We comb through hundreds (maybe thousands, by now?) of pictures to try and find just the right ones to feature in cover photo and The Trailing Edge. Every time we think...
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