AWA6158型有源耦合腔是一种小型径向校准用声源,主要用于测量和校准测量传声器的声压灵敏度和频响,也可用于声级计频率响应的声压灵敏度和频响测量和校准,适用于测量传声器和声级计的周期检定、生产。
AWA6158型有源耦合腔性能符合:
IEC 61094-5:2016 Methods for pressure calibration of working standard microphones by comparison;
IEC 61672-3:2013 Electroacoustics-Sound level meters-Part3:Periodic tests;
IEC 62585:2012 Methods to determine corrections to obain free-field response of a sound level meter;
JJG 1019—2007 《工作标准传声器(耦合腔比较法)》;
JJF 1734—2018《有源耦合腔校准规范》;