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• Subject > Radio in aeronautics (remove)

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• Text (5)

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• Aids to air navigation (5)
• Radio in aeronautics (5)
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• Lear, William P. (William Powell), 1902-1978 (1)

5 results

Learadio aircraft radio equipment [pamphlet] (Item)

Pamphlet about Learadio aircraft radio equipment, circa 1930s. Contains technical specifications and images of various models of transmitters, receivers, power supplies, and accessories. 41 pages.

[Patent application for Gyromatic Radio Compass] (Item)

Patent application for the Gyromatic Radio Compass submitted by William P. Lear, October 30, 1944. 24 typed pages.

[Brochure for Learadio Model T30-R3AB aircraft transmitter-receiver] (Item)

Brochure for the Learadio Model T30-R3AB aircraft transmitter-receiver, circa 1939.

[Brochure for Learadio Model UT-6 radio transmitter] (Item)

Brochure for the Learadio Model UT-6 radio transmitter, circa 1939.

[Advertisement poster for Learadio aircraft equipment] (Item)

Advertisement poster for Learadio aircraft equipment, circa 1931-1939.