NFC 97 315:1993现行
Sound System Equipment - Part 15: Preferred Matching Values For The Interconnection Of Sound Systems Components
出版：Association Francaise de Normalisation
专家解读视频
Specifies preferred electrical values for a.c. power supply voltages and frequencies and d.c. power supply voltages. Gives requirements for connecting cables and connectors, and preferred matching values for microphones, record playing units, tape recorders, tuners, pre-amplifiers, loudspeakers, headphones and auxiliary equipment
HD 483.15:1992 - Identical
IEC 60268-15 Ed. 3.0 - Identical
IEC 60268-15 : 3ED 96 - Identical
HD 483.15 : 200S4 - Identical
