| 单词 | sound head |
| 释义 | > as lemmassound head sound head n. Cinematography the part of a film projector concerned with producing an electrical signal from the sound track (see also quot. 1959 for sound camera n.). ΘΚΠ society > leisure > the arts > performance arts > cinematography > projection > [noun] > apparatus for projecting films > parts of sprocket1879 projection lens1894 cut-off1906 gate1909 claw1911 take-up1915 douser1917 sound gate1931 sound head1931 pull-down1933 1931 S. K. Wolf in L. Cowan Recording Sound for Motion Pictures xx. 289 (caption) Schematic diagram of Western Electric sound head. 1931 G. F. Jones Sound-film Reprod. 12 In some sound-heads the film is fed through the gate by means of an ordinary toothed sprocket. 1959 W. S. Sharps Dict. Cinematogr. 131/1 Sound head,..the mechanism in a film printing machine that is concerned with the printing of the sound track. 1979 Amateur Photographer 10 Jan. 88/1 The sound heads are well screened to reduce hum level and are only brought into contact with the film when the projector is set to ‘forward, sound’. < as lemmas |
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