QB/T 4325-2012 (English Version) PDF

Scope: This standard specifies the terms and definitions, classification, requirements, test methods, inspection rules and markings, packaging, transportation and storage of multi-function speakers for electronic musical instrument playback equipment (hereinafter referred to as "multi-function speakers"). This standard applies to multi-function speakers used for playback of two or more different electronic musical instruments.

QB/T 4325-2012 Referenced Document

GB 13837-2003 Sound and television broadcast receivers and associated equipment--Radio disturbance characteristics--Limits and methods of measurement
GB 17625.1-2003 Electromagnetic compatibility limits Limits for harmonic current emissions(equipment input current≤16 A per phase
GB 8898-2001 Audio,video and similar electronic apparatus--Safety requirements
GB/T 191 Packaging.Pictorial marking for handling of goods
GB/T 2828.1-2003 Sampling procedures for inspection by attributes--Part 1: Sampling schemes indexed by acceptance quality limit(AQL) for lot-by-lot inspection
GB/T 2829-2002 Sampling procedures and tables for periodic inspection by attributes (Apply to inspection of process stability)
GB/T 28489-2012 Limits of hazardous substances for musical instruments*， 2012-06-29 Update
GB/T 5465.2 Graphical symbols for electrical equipment Part 2: Graphical symbols*， 2023-12-28 Update
GB/T 9001-1988 Method of measurement on audio amplifier
GB/T 9384-1997 Environmental testing requirements and methods for broadcasting receivers, broadcasting television receivers, tape recorders and audio amplifiers