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An electric organ, also known as electronic organ, is an electronic keyboard instrument which was derived from the harmonium, pipe organ and theatre organ. Originally designed to imitate their sound, or orchestral sounds, it has since developed into several types of instruments: Hammond-style organs used in pop, rock and jazz;
In 1942, organ production at the North Tonawanda factory ceased and production was shifted to the manufacture of bomb proximity fuses for World War II. After the war, normal production efforts resumed but with more focus on radios, jukeboxes and small electronic organs for private homes.
One of the most original and effective military developments in World War II was the proximity, or 'VT', fuze. It found use in both the Army and the Navy, and was employed in the defense of London. While no one invention won the war, the proximity fuze must be listed among the very small group of developments, such as radar, upon which victory ...
This is a list of World War II electronic warfare equipment and code words and tactics derived directly from the use of electronic equipment.. This list includes many examples of radar, radar jammers, and radar detectors, often used by night fighters; also beam-guidance systems and radio beacons.
At a time when British and American destroyers had changed little from their un-turreted, single-gun mounts and light weaponry, the Japanese destroyers were bigger, more powerfully armed, and faster than any similar class of vessel in the other fleets. The Japanese destroyers of World War II are said to be the world's first modern destroyer. [12]
Interconnection of local generation plants and small distribution networks was greatly spurred by the requirements of World War I, where large electrical generating plants were built by governments to provide power to munitions factories; later these plants were connected to supply civil load through long-distance transmission. [54]
Saw little service in the war, was primarily used in World War I: 8-inch Mk. VI railway gun: 203 mm (8 in) Railway gun United States: Was a variation of the 8-inch M1888: M1918 240 mm howitzer: 240 mm (9.5 in) Howitzer United States: 12-inch coast defense mortar: 305 mm (12 in) Coastal artillery United States: Also used as a railway gun 12-inch ...
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.