Some 1/2A history

Article Abstract:

A brief history of the 1/2A model airplane engine precedes a description of the Shuriken high-power 1/2A engine. The Shuriken is capable of turning a speed propeller at over 33,000 rpm. The engine costs about $200.

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Making dopes mix

Article Abstract:

Butyrate and nitrate dopes, often used as model aircraft finishes, are generally considered to be incompatible. Tests show, however, that using Randolph Retarder to thin the dopes makes them compatible.

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Ladder-frame wings

Article Abstract:

An easy technique for building model wings of original design simplifies the rib pattern layout and allows build-up of tapered wings with only one or two rib shapes.

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