Browse Items (30 total)

[William P. and Moya Olsen Lear Papers, Box 18, Folder 1 - "Radio automatic guidance system (Case 31-3) and loop antenna system (Can 8-1)," 1940-1943]
Items from Box 18, Folder 1 of the William P. and Moya Olsen Lear Papers, circa 1940-1943. Contains a patent application and other documents related to the Radio Automatic Guidance System (Case 31-3) and Loop Antenna System (Can. 8-1), as well as a…

[William P. and Moya Olsen Lear Papers, Box 27, Folder 23 - Captured Me109 radio equipment evaluation by WPL, 1941 July 24]
Items from Box 27, Folder 23 of the William P. and Moya Olsen Lear Papers, July 24, 1941. Contains a press release and eight captioned photographs related to William P. Lear's evaluation of German radio equipment taken from a captured Messerschmitt…

[William P. and Moya Olsen Lear Papers, Box 1, Folder 15; Box 209, Folder 1 - "Radio guidance system and blind approach system (WPL/30-1)," 1935 June - 1944 November]
Items from Box 1, Folder 15 and Box 209, Folder 1 of the William P. and Moya Olsen Lear Papers, June 1935 to November 1944. Contains drafts, notes, and technical drawings for the radio guidance system and blind approach system (WPL/30-1) patent.…

[William P. and Moya Olsen Lear Papers, Box 4, Folder 3 - Learadio AMRL-1 marine radio direction finder, Learadio compass, Learadio T30 aircraft transmitter, Learadio R3 aircraft receiver, 1937-1938]
Items from Box 4, Folder 3 of the William P. and Moya Olsen Lear Papers, circa 1937-1938. Contains an advertisement for the Learadio Compass, an advertisement for the Learadio AMRL-1 Marine Radio Direction Finder, and a brochure for Learadio…

[William P. and Moya Olsen Lear Papers, Box 4, Folder 6 - "Learadio Airport Localizer (L-P-2)", 1939 September - October]
Items from Box 4, Folder 6 of the William P. and Moya Olsen Lear Papers, September to October 1939. Folder contains assorted items related to the Learadio Airport Localizer (L-P-2), including summaries, correspondence, diagrams, sketches, a clipping,…

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

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

Learadio aircraft radio equipment [pamphlet]
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.

Radio/Learadio, A-61291, Red Wooden Casing
Learadio in rectangular brown wood case. Display at top with frequency range 55 - 160 in beige and green, with "Learadio." 2 brown plastic knobs at bottom. At center is a mesh brown fabric with gold thread accents covered speaker.Marks:…

Receiver, Radio/Learavian with Direction Finder
Maroon leatherette case with gray metal across top. Along top are three frequency ranges, "Marine," "Broadcast" and "Range" with selecting dials. At top are also 2 plugs and a switch for "Phones," "Receiving," "Direction Finding" and "Ant." Also has…
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