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Acoustic Test Facilities

dB Kawal Sdn Bhd actively involves in the design, build (in collaboration with specialist contractors), testing and commission of purpose built acoustic test facilities in the country.

The purpose built acoustic test facilities designed by dB Kawal Sdn Bhd includes Anechoic Chamber, Semi Anechoic Chamber, Sound Transmission Test Suites, Reverberation Chamber, Impact Test Chamber and Rain Impact Test Chamber.

Anechoic Chamber provides an essentially free-field environment. The chamber is well suited for rating sound output and for providing sound directivity information.

Semi Anechoic Chamber provides an essentially open-field environment. The chamber is well suited for rating sound output and for providing sound directivity information.

Reverberation Chamber is a space consists of reverberant field noise. Noise levels at all location in a Reverberant Chamber are almost identical at a minute range of tolerance. The room shall be designed to achieve a certain length of reverberation time in order to met requirements set by noise testing standards.

Sound Transmission Class (STC) Test Suites and Impact Test Suites facility consists of two adjacent reverberant rooms with a test opening between them for STC test and a test opening to the external area for rain impact and/or simulated impact test using a tapping machine.

Refer to projects list for listing of projects experience.