Primary Source
Japanese Balloon Bombs
UAV (Drones) Inquiry Unit
Made of paper or rubberized silk, the Japanese Balloon Bombs, carried anti-personnel and incendiary bombs. Visit Source 1 Visit Source 2 Download PDF …
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21st Century UAV Perspective by an Industry Leader
UAV (Drones) Inquiry Unit
SpeedNews 8th Annual Aerospace & Defense Industry Suppliers Conference— Extending the Value of Unmanned Aerial Systems into Civil Air Space Bruce Gerding, of Northrop Grumman, addresses Aeros…
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Inquiry Unit
Radio
The invention of wireless telegraphy-radio-at the end of the 19th century by Marconi and others made it possible to communicate with anyone, anywhere, around the globe. It soon became apparent, howeve…
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Primary Source
Wireless Telegraphic Communications, Guglielmo Marconi Nobel Prize Lecture, December 11, 1901
Radio Inquiry Unit and Information Theory Inquiry Unit
In 1909, Guglielmo Marconi was awarded the Nobel Prize for his contribution to the development of wireless telegraphy. Here you will find a link to the lecture, which includes Marconi’s explanation …
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Magnavox Radio Phonograph Ad
Radio Inquiry Unit
Radio Inquiry Unit Magnavox radio phonograph ad, 1946, David Sarnoff Library Download PDF…
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Radio Enters the Home
Radio Inquiry Unit
Radio Inquiry Unit - Staging the Question RCA instruction book and catalog, 1922, David Sarnoff Library Download PDF…
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The Lone Ranger Show
Radio Inquiry Unit
Radio Inquiry Unit – Classroom Activity Listen to the Lone Ranger radio show from the 1930’s found on archive.org. Just click on the play button below to listen or use the “Visit Source” butt…
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Primary Source
President Franklin Roosevelt’s Fireside Chats
Radio Inquiry Unit
Radio Inquiry Unit - Supporting Question 4 Photo: FDR [Franklin Delano Roosevelt] FIRESIDE CHAT https://www.loc.gov/item/2016883684/ Accessed: 12 June 2017 “While developing programs to help…
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Primary Source
United States Spectrum Allocation Chart
Radio Inquiry Unit – Featured Source 1E
Radio Inquiry Unit – Featured Source 1E 2016 chart represents a graphic single-point-in-time portrayal of the Table of Frequency Allocations used by the United States, Feder…
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Primary Source
David Sarnoff Diary Entry, 3/26/1911
Radio Inquiry Unit
Radio Inquiry Unit - Supporting Question 2C "Page from David Sarnoff’s diary on board the Job Brothers’ sealhunting ship, the Beothic, in which he describes his relaying the dialogue between th…
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