Snoopy (oz7972)

 

Snoopy (oz7972) by Otto Heithecker 1972 - plan thumbnail

About this Plan

Snoopy. Radio control sailplane model.

Quote: "Snoopy Really Lives In Royal Oak, Michigan. Just Ask Otto Heithecker.

My modeling experience goes back to the mid 1940's when I was actively building and flying all types of indoor and outdoor model planes.

I started flying R/C gliders in early 1971after my wife gave me a Cirrus (oz8532) for Christmas. I built it and had it in the air by the first part of April. After many flights and a couple of contests I decided to design my own sailplane using my free flight experience as a guide.

Snoopy was born out of a desire to have a sailplane that would be stable (hands off flying), with a light wing loading (8 oz per sq ft max) and capable of good dead air time. This combination, I believed, was necessary in order to be competitive in contests. This has since proven to be the right approach, at least for me.

The light wing loading allows me to work marginal lift to the best ad-vantage for those precious extra seconds, and even minutes, when needed.

Snoopy is a high performance sailplane designed for duration and precision events. It will accomodate almost any two channel R/C gear on the market today, The wing span is 125 in with a total of 906 sq inches of area. Plug-in wing panels and removable elevator provide convenient packing for traveling to and from the flying site. The normal glide speed is slow, although by adding down trim, it will speed up and penetrate quite well
to get you back to the flying field.

The Cirrus airfoil was chosen for its stability and high lift characteristics. The wing is of typical 'D' tube construction, similar to the Cirrus, except for the sheet balsa trailing edge and cap strips which increase structural integrity. A built-up fuselage was used to keep the rear portion of the fuselage as light as possible, thereby reducing the necessity for nose ballast. You obtain instant response to elevator control when needed.

Select your wood carefully using lightweight stock unless otherwise noted on the plans. I suggest you use Titebond glue throughout unless otherwise specified. Follow the or), struction sequence and you will not have any problems. This is absolutely necessary when constructing the fuselage. Now, let's begin..."

Note this is a low resolution plan.

Supplementary file notes

Article, thanks to JHatton.

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Snoopy (oz7972) by Otto Heithecker 1972 - model pic

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Scaling

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