单词 | condenser loudspeaker |
释义 | > as lemmascondenser loudspeaker condenser loudspeaker n. (see quots.). ΘΚΠ the world > physical sensation > hearing and noise > audibility > sound magnification or reproduction > [noun] > loud speaker loudspeaker1884 speaker1926 condenser loudspeaker1929 monitor1931 tweeter1934 woofer1935 squawk box1945 ionophone1952 monitor speaker1954 mid-range1955 squawker1959 subwoofer1975 1929 Proc. IRE 17 1142 By using the Kyle principle of construction, it has been possible to develop a practicable condenser loud speaker. 1940 Chambers's Techn. Dict. 188/1 Condenser loudspeaker, a loudspeaker in which the sound-radiating element forms one electrode of a large condenser, to which polarised modulation voltages are applied. 1959 W. S. Sharps Dict. Cinematogr. 93/2 Electrostatic loudspeaker (capacitor loudspeaker) (condenser loudspeaker). An electrostatic loudspeaker is a loudspeaker in which the mechanical forces are produced by the action of electrostatic fields. < as lemmas |
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