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Telharmonium console by Thaddeus Cahill 1897. The Telharmonium (also known as the Dynamophone [1]) was an early electrical organ, developed by Thaddeus Cahill c. 1896 and patented in 1897. [2] [3] [4] The electrical signal from the Telharmonium was transmitted over wires; it was heard on the receiving end by means of "horn" speakers. [5]
Cahill had tremendous ambitions for his invention; he wanted telharmonium music to be broadcast into hotels, restaurants, theaters, and even houses via the telephone line. [3] At a starting weight of 7 tons (and up to 200 tons) and a price tag of $200,000 (approx. $5,514,000 today), only three telharmoniums were ever built, and Cahill's vision ...
Immediate source: The ‘Telharmonium’ or ‘Dynamophone’ Thaddeus Cahill, USA 1897. 120 Years of Electronic Music (120years.net). Date: 1907 (original file) Source: This file was derived from: Telharmonium - Scientific American 1907.png: Author: Telharmonium - Scientific American 1907.png: Unknown author; derivative work: Clusternote
Simplified diagram of how a tonewheel works Goldschmidt tone wheel (1910), used as an early beat frequency oscillator. A tonewheel or tone wheel is a simple electromechanical apparatus used for generating electric musical notes in electromechanical organ instruments such as the Hammond organ and in telephony to generate audible signals such as ringing tone.
Title screen of YouTube Originals. YouTube Premium, formerly known as YouTube Red, is a subscription service that provides advertising-free streaming of all videos hosted by YouTube, offline play and background playback of videos on mobile devices, access to advertising-free music streaming through YouTube Music, and access to "YouTube Original" series and films.
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éX-Driver The Movie: 2002 Anime The Snake and the Stallion: 2002 Documentary Sports car The racing history of the AC Cobra, and the rivalry between Carroll Shelby and Enzo Ferrari. Right on Track: 2003 Family Drag racing Disney Channel story about a pair of drag-racing sisters. Kart Racer: 2003 Family Kart racing
The Bob's Burgers Movie: 20th Century Studios / Bento Box Entertainment: Loren Bouchard (director/screenplay); Bernard Derriman (director); Nora Smith (screenplay); H. Jon Benjamin, Dan Mintz, Eugene Mirman, Larry Murphy, John Roberts, Kristen Schaal, David Wain, Zach Galifianakis, Kevin Kline [100] Zero Contact: Lionsgate