DIN EN 61305-1:1996-02 家用高保真音频设备和系统 - 测量和指定性能的方法 - 第 1 部分:概述 (IEC 61305-1:1995)
Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 1: General (IEC 61305-1:1995); German version EN 61305-1:1995