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 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,…

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.

Learadio Type UT-6 Transmitter instruction book
Instruction booklet for the Learadio UT-6 Transmitter, issued April 4, 1940. Ten typed 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, Beacon/Learavian Portable Beacon, Broadcast and Airline Receiver in Case
Receiver constructed out of a metal case covered in brown and tan tweed leatherette fabric. Brown leather handle at top. Black metal face with red and green Broadcast Beacon tuning with brown plastic dials. Plug for Phones and Ext. Ant. Dataplate at…

Receiver, Radio/Learavian P-10A, portable
Portable radio has mahogany wood case with olive green metal along top. Has face and dials along top. Frequency range has broadcast band, marine band and beacon. Tuning area has broken plastic cover. Top has two knobs and two selectors. Two plugs and…

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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