Tyro 1 (oz16528)

 

Tyro 1 (oz16528) by Bruno Marchi 1938 - plan thumbnail

About this Plan

Tyro 1. Simple all-sheet chuck glider model. Wingspan 14 in.

Quote: "Oh, it zips through the air with the greatest of speed... Speaking, of course, of the Tyro 1; which embodies many features found only in high performance contest types, yet a glider which can be made in a very short time.

Glance at the plans and note the simple, rugged construction and the many shortcuts to quicker completion.

It is the author's contention that any beginning modeler can build this craft. To prove his point, plans of the Tyro I were given to a representative group of inexperienced fliers and all produced fine flying gliders.

Although following the accepted lines for advanced contest entries, the "Tyro I" is easy to build because of its flat wings, straight edges on wing and tail surfaces and its unique wing setting arrangement. Required to build this model are approximately eight cents worth of sheet balsa and glue in addition to carbon paper, cardboard, sandpaper, modeling clay, single edge razor blade, pencil and ruler.

Yet when finished, ready to perform with its proper nose weight of modeling clay. this glider is big enough and heavy enough to enter either an NAA sanctioned outdoor event for Class B hand-launched gliders or any official outdoor glider meet.

Construction: First read this brief article carefully. Then secure some cardboard of the same thickness found in suit boxes, and, using carbon paper, trace the fuselage side, wing and tail surfaces on the cardboard.

Next step is to carefully cut out the cardboard copies of these parts which will then become templates. Make two outlines of the wing panel and fuselage side on 3/32 inch, medium hard, three inches wide sheet balsa. Outline the stabilizer and rudder on 1/16 medium hard, two inches wide sheet balsa. These steps are illustrated in diagram No.1.

With a single edge razor blade (to save shredding the fingers), cut out the glider's parts as shown in diagram No. 2, using care when cutting out the wing slots in the two fuselage sides..."

Direct submission to Outerzone.

Supplementary file notes

Article.

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Tyro 1 (oz16528) by Bruno Marchi 1938 - model pic

Datafile:
  • (oz16528)
    Tyro 1
    by Bruno Marchi
    from Model Airplane News
    June 1938 
    14in span
    Glider F/F
    clean :)
    all formers complete :)
    got article :)
  • Submitted: 12/11/2025
    Filesize: 96KB
    Format: • PDFbitmap
    Credit*: GTHunter, theshadow
    Downloads: 197

Tyro 1 (oz16528) by Bruno Marchi 1938 - pic 003.jpg
003.jpg

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Notes

* Credit field

The Credit field in the Outerzone database is designed to recognise and credit the hard work done in scanning and digitally cleaning these vintage and old timer model aircraft plans to get them into a usable format. Currently, it is also used to credit people simply for uploading the plan to a forum on the internet. Which is not quite the same thing. This will change soon. Probably.

Scaling

This model plan (like all plans on Outerzone) is supposedly scaled correctly and supposedly will print out nicely at the right size. But that doesn't always happen. If you are about to start building a model plane using this free plan, you are strongly advised to check the scaling very, very carefully before cutting any balsa wood.

 

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