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— 5 стр.
Household high-fidelity audio equipment and systems - Methods of measuring and specifying the performance - Part 3: Amplifiers (IEC 61305-3:1995); German version EN 61305-3:1995— 8 стр.