释义 |
post-ˈecho [post- A. 1 b.] A faint repetition of a loud sound occurring in a recording soon after the original as a result of the accidental transfer of signals in a recording medium. Cf. pre-echo.
1956G. Slot Hi-Fi from Microphone to Ear xi. 151 The pre-echoes and post-echoes sometimes heard on gramophone records are usually due to this effect. 1962Times Lit. Suppl. 19 Oct. 810/5 The vocal perspective is ingeniously varied to suggest the changing scene, but the fortissimo passages are occasionally marred by post-echo. 1977Gramophone Mar. 1476/1 Each layer of tape tends to magnetize its recorded signal on to the adjacent layers during storage—in the process known as ‘print-through’—to produce faint pre-echoes and post-echoes. |