Model NO.: ST-SG2230

Soundproof Volume Outer environment noise pressure level:80dB(A)inside noise :Lower than 25dba, measured 23dB(A)

sound box

Introduction：

szcitech can specially provide a steady testing environment with noise floor low as 25dBA for performance testing of acoustic products, such as speaker, receiver and mic. Sound isolation can reach more than 40dB(300Hz~20kHz), Also, we can customize sound-isolated box with special size and fixture, and provide integrated testing system solutions.

Application

The main function and scope of application    

Providing a sound insulation testing environment for products

Internal testing can be observed through the camera

校准的技术依据及CNAS认可范围(Reference documents and CNAS accredited scopes)；

JJF 1147-2006消声室和半消声室声学特性校准规范：Noise:(-2.5～120)dB;Sound Pressure Level:(-2.5~ 120)dB[31.5Hz～20kHz;d:(0.5～5)m]。