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The Hammond organ is an electric organ, invented by Laurens Hammond and John M. Hanert [1] and first manufactured in 1935. [2] Various models were produced, which originally used tonewheels to generate sound via additive synthesis , where component waveform ratios are mixed by sliding switches called drawbars and imitate the pipe organ's registers.
In 1938, the FTC ordered Hammond to "cease and desist" a number of advertising claims, including that its instrument was equivalent to a $10,000 pipe organ. After the FTC's decision, Hammond claimed that the hearings had vindicated his company's assertions that the organ produced "real", "fine", and "beautiful" music, phrases which were each ...
This is a list of components and terms related to the pipe organ. It is a subcategory of pipe organ. Pages in category "Pipe organ components" The following 18 pages ...
The Hammond organ is an electric organ invented by Laurens Hammond and John M. Hanert [6] and first manufactured in 1935. [7] Multiple models have been produced, most of which use sliding drawbars to vary sounds.
A modern digital Hammond organ in use. Performers of 20th century popular organ music include William Rowland who composed "Piano Rags"; George Wright (1920–1998) and Virgil Fox (1912–1980), who bridged both the classical and religious areas of music. Church-style pipe organs are sometimes used in rock music.
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.
A massive pipe organ that underscored the drama and comedy of silent movies with live music in Detroit's ornate Hollywood Theatre nearly a century ago was dismantled into thousands of pieces and ...
Hammond organs differ from pipe organs in that pipe organs can only pull a stop out (that is, turn on a stop) or push it in (turning off this stop); in contrast, Hammond organs typically have drawbars, so that the player can control how much of each "pipe rank" (e.g., 16 ft, 8 ft, 4 ft 2 ft, etc.) they wish to use. Synthesizers can program ...