Dynamophone
The Telharmonium (also known as the Dynamophone) was an early electrical organ, developed by Thaddeus Cahill c. 1896 and patented in 1897. , filed 1896-02-04. The electrical signal from the Telharmonium was transmitted over wires; it was heard on the receiving end by means of "horn" speakers. An authoritative history of the Telharmonium. Weidenaar produced a 29-minute documentary video, also called (Sewebsitefor extensive additional documentation) Like the later Hammond organ, the Telharmonium used tonewheels to generate musical sounds as electrical signals by additive synthesis. It is considered to be the first electromechanical musical instrument. History Cahill built three versions: The Mark I version weighed 7 tons. The Mark II version weighed almost 210 tons, as did the Mark III. Each was a considerable advancement over the features of its predecessor. A small number of performances in front of a live audience were given in addition to the telephone transmissions. Perfo ...
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