Anechoic Chambers are echo-free enclosures with a sound energy absorption level of 99% to 100%, or a reflected soundpressure level of 10% or less. The frequency at which the energy absorption drops below 99%, or the pressure reflectionexceeds 10%, is known as the low-frequency cut-off.
Glass fiber cloth acoustic wedge
Used for microphone calibration, electro acoustic instruments and equipment testing, language and auditory acoustic test and research, and determination of the acoustic characteristics of a variety of sound sources (such as acoustic power, frequency, directional)
internal structure by diameter 4 mm or 6 mm bar bending fold welding into shape wedge - shaped reinforced skeleton.
400*400*850mm; 400*400*700; 600*600*550 ,According to customer requirements.
single wedge,double wedges or customized
Sound insulation volume
The background noise elimination 30-20dB , and even less than 20 dB.
How to order ?
1.Please tell us your Contact information (unit / company name, contact phone / cell phone, email, QQ).
2.The size of the product specification (pre effective size, can accommodate a maximum size).
4.Installation of sound sourceenvironment.
5. Indoor background noise requirements.
6.Main sound source(central air-conditioning, air blower, water pump, vibration equipment).