| 单词 | pressure microphone |
| 释义 | > as lemmaspressure microphone pressure microphone n. a microphone which produces a signal proportional to the variation in air pressure; contrasted with velocity microphone. 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 1934 H. F. Olson & F. Massa Appl. Acoustics v. 93 If the response corresponds to the variations in pressure of the medium, it is termed a pressure microphone. 1966 McGraw-Hill Encycl. Sci. & Technol. (rev. ed.) VIII. 360/1 Pressure microphones are inherently nondirectional (omnidirectional), because pressure is a scalar and not a vector quantity. 2004 Playback (Nexis) 2 Feb. 17 Using pressure microphones, a few hungry hornworms and some organic spinach, Archer was able to capture the intricate sounds of insects chewing on leaves. < as lemmas |
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