IEC 60581-1:1977 ed1.0

Действует

High fidelity audio equipment and systems: Minimum performance requirements. Part 1: General — 7 стр.

Gives general conditions of measurements and requirements for interconnection, safety and published data.

ICS

33.160.01 Audio, video and audiovisual systems in general / Аудио-, видео- и аудиовизуальная техника в целом