关于数字录像机声音信号有关问题的探讨

Approach to ReIated Questions of Audio SignaI of Digital VTR

本文通过介绍三种音频电平表 ,探讨数字录像机声音信号的有关问题 ,并初步分析了 2 0 0

The recorded tape in digitaI format was for the first time allowed to be one of the items established for 2001 TV Program T6chnicaI Quality AWards of SARFT but there is not yet laid down a reIated standard of digital sound in China 8t present. Our Journal speciaIly invided Ms Bian Meijin, the head of the award work group, to write this paper, explaining sorne criterion of digital sound signal Ievel defined with test for award decision. At the same time it makes a common approach to severaI questions of audio signal of digital VTR.