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Over the years these microphones were developed by several companies, most notably RCA that made large advancements in pattern control, to give the microphone directionality. With television and film technology booming there was a demand for high-fidelity microphones and greater directionality.
Ring-and-spring microphones, such as this Western Electric microphone, were common during the electrical age of sound recording c. 1925–45.. The second wave of sound recording history was ushered in by the introduction of Western Electric's integrated system of electrical microphones, electronic signal amplifiers and electromechanical recorders, which was adopted by major US record labels in ...
The recording engineers used microphones of the type used in contemporary telephones. Four were discreetly set up in the abbey and wired to recording equipment in a vehicle outside. Although electronic amplification was used, the audio was weak and unclear, as only possible in those circumstances.
The first time that a wireless microphone was used to record sound during filming of a motion picture was allegedly on Rex Harrison in the 1964 film My Fair Lady, through the efforts of Academy Award-winning Hollywood sound engineer George Groves. [18] By 1971, wireless microphone products for amateurs and hobbyists were available.
1877 : The microphone was first invented by David Edward Hughes, despite Thomas Edison being granted the patent. Hughes discovered that electrical currents varied when sound vibrations were passed through carbon packed into a confined space. His first broadcast was of scratching insects.
The carbon microphone is the direct prototype of today's microphones and was critical in the development of telephony, broadcasting and the recording industries. [8] Later, carbon granules were used between carbon buttons. Carbon microphones were widely used in telephones from 1890 until the 1980s. [7]
In 1936, twenty people were hired, and Lou Burroughs returned as chief engineer. [1] [3] [4] [5] During World War II, EV developed the noise-canceling microphone. Noise cancelling microphones such as the Electro-Voice T45 lip microphone were instrumental to fighter and bomber airplane, tank, battleship and ground troop radio communications.
Various models were made, including ones with condenser diaphragms, ribbons, moving coils, and carbon buttons. The term referred to any small microphone that could be hooked into the buttonhole of the lapel of a coat. The lapel microphone offered freedom of movement. [2]