| 单词 | carbon microphone |
| 释义 | > as lemmascarbon microphone carbon microphone n. a microphone depending for its action on the varying electrical resistance of carbon granules when subjected to the varying pressure of sound waves. ΘΚΠ the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > microphone carbon transmitter1878 microphone1878 carbon microphone1879 pantelephone1881 phonoscope1890 mike1911 condenser microphone1921 magnetophone1922 radio microphone1922 ionophone1924 crystal microphone1925 ribbon microphone1925 radio mike1926 laryngophone1927 velocity microphone1931 ribbon mike1933 pressure microphone1934 bug1936 eight ball1937 ribbon1937 throat microphone1937 throat mike1937 rifle microphone1938 parabolic microphone1939 lip microphone1941 intercept1942 spike mike1950 spy-mike1955 spy-microphone1960 mic1961 rifle mike1961 gun microphone1962 spike microphone1962 shotgun microphone1968 Lavallière1972 wire1973 sneaky1974 multi-mikes1990 1879 Telegr. Jrnl. 7 1/1 The carbon microphone..has already proved a practical instrument for sending articulate sounds. 1935 H. C. Bryson Gramophone Rec. iii. 59 Three main kinds of microphone are in common use: the carbon microphone, the condenser microphone, and the moving coil microphone. 2005 Computers & Electr. Engin. 31 168 The sensor is a single button type carbon microphone. < as lemmas |
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