Standard No.:	GB/T 3785.1-2010
English Name:	Electroacoustics—Sound level meters—Part 1:Specifications
Chinese Name:	电声学 声级计 第1部分：规范
Chinese Classification:	A59    Acoustic Measurement
Professional Classification:	GB    National Standard
ICS Classification:	17.140.50 17.140.50    Electroacoustics 17.140.50
Issued by:	AQSIQ
Issued on:	2010-9-2
Implemented on:	2011-4-1
Status:	superseded
Superseded by:	GB/T 3785.1-2023 Electroacoustics—Sound level meters—Part 1: Specifications
Superseded on:	2023-12-1
Superseding:	GB/T 3785-1983 Electric, sonic properties and measuring methods for sound level meters GB/T 17181-1997 Integrating-averaging sound level meters GB 3785-1983 Electric,sonic properties and measuring methods for sound level meters
Language:	English
File Format:	PDF
Word Count:	15000 words
Price(USD):	420.00
Delivery:	via email in 1~3 business day

本部分给出了下列三种声测量仪器的电声性能规范：
--测量指数时间计权声级的常规声级计;
--测量时间平均声级的积分平均声级计；
--测量声暴露级的积分声级计。
--台仪器可以进行上述任一种或三种测量。
最大时间计权声级测量和峰值C声级测量是作为附加性能要求给出的。