标准摘要
[中文适用范围]： 给出了直接辐射式单动圈（动圈）扬声器的尺寸特性。取代 IEC 124 (1960)。 [外文原描述]： Gives dimensional characteristics of single moving-coil (dynamic) loudspeakers of the direct radiator type. Supersedes IEC 124 (1960).
英文名称Sound system equipment - Part 14: Mechanical design features