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Radio Inquiry Unit
Radio Inquiry Unit While serving in the U.S. Army during World War I, Armstrong synthesized three ideas to create his superheterodyne circuit for selectively amplifying a very high fr…
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Radio Inquiry Unit
Radio Inquiry Unit According to the E.H. Armstrong, wireless receiving system patent, “The present invention relates to improvements in the arrangement and connections o…
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Radio Inquiry Unit
Radio Inquiry Unit From the Rare Book & Manuscript Library, Columbia University Visit Source Download PDF …
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Electronic Music Inquiry Unit
The Art of Noises - Futurist Manifesto “L'arte dei rumori (The art of noises) takes the form of a letter from artist and instrument builder Luigi Russolo to the musician Francesco Balilla Pratell…
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Electronic Music Inquiry Unit
The Telharmonium - An Apparatus for the Electrical Generation and Transmission of Music In 1895 Thaddeus Cahill submitted his first patent for the Telharmonium “The Art of and Apparatus for Gener…
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Electronic Music Inquiry Unit
Perforated Disk Siren From the Smithsonian, Museum of Natural History. Woodwind instruments are some of the oldest used instruments, and several flutes have been discovered which date between 35,0…
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Electronic Music Inquiry Unit
This document includes historical insight on Edison’s Tinfoil Phonograph, including presenting it to President Rutherford B. Hayes, as well as a demonstration to live audience. Visit Source 1 Vi…
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Electronic Music Inquiry Unit
This document includes a permanent record of vinyl recordings mentioned in the IEEE REACH Electronic Music Inquiry Unit made available via Discogs.com. Discogs does not require a login and provides…
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Electronic Music Inquiry Unit
Thaddeus Cahill's Patent: Art of and Apparatus For Generating and Distributing Music Electronically This document includes all ten photos from the Thaddeus Cahill patent and some of the written doc…
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Skyscrapers Inquiry Unit
The Pyramid of Cheops or Khufu, constructed c. 2580 – c. 2560 BCE, is the tallest pyramid in Giza and the largest ever constructed in Egypt. Made of limestone and originally reaching a height …
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