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Radio Inquiry Unit
Listen in as radio expert Al Klase of the New Jersey Antique Radio Club explains the effects radio had on society and culture in the 1920s and watch as he demonstrates and tunes in a station on an aut…
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Multimedia
Radio Inquiry Unit
This video explores the beginnings of broadcast radio in the home, thanks to Pittsburgh’s KDKA radio station and Westinghouse, which made radio receivers. The electromagnetic “magic†found in sm…
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Multimedia
Radio Inquiry Unit
Like game consoles and smartphones today, radios in the 1920s were expensive. Fortunately for teens back then, they could build radio receivers using cheap parts found at home and hardware stores. Wat…
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Radio Inquiry Unit
Radio Inquiry Unit Electric Waves, Being Researches on the Propagation of Electric Action with Finite Velocity Through Space, by Dr. Heinrich Hertz, 1857-1894. The English translation of Hertz 
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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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Radio Inquiry Unit and Information Theory Inquiry Unit
An Exhibit by the IEEE History Center (1981) Written by Robert D. Friedel “It was 150 years ago that the English scientist Michael Faraday discovered that he could generate electricity with magnet…
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Early Maritime Navigation Inquiry Unit
Teenagers venture out for a day of fishing and experience firsthand the value of maritime navigational technology. Early Maritime Navigation Inquiry Unit Click Here to Download Video…
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Multimedia
Early Maritime Navigation Inquiry Unit
Solving the Longitude problem was necessary to navigating the world's oceans and opening the door to global trade. Early Maritime Navigation Inquiry Unit Click Here to Download Video…
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Multimedia
Early Maritime Navigation Inquiry Unit
The video explains the important relationship of maritime navigational technologies in regards to global trade from the past through to today. Early Maritime Navigation Inquiry Unit Click Here t…
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Multimedia
Early Maritime Navigation Inquiry Unit
The video highlights early maritime navigational tools used to determine latitude. Early Maritime Navigation Inquiry Unit …
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