The use of anechoic chambers is very extensive, mainly concentrated in the following aspects:
1. Acoustic testing: The anechoic chamber provides a free or semi free acoustic field space for acoustic testing, allowing for almost no reflection of sound waves during propagation, thus enabling accurate measurement of acoustic parameters such as sound power level and sound pressure level of the sound source.
2. Sound absorption material testing: It can measure the sound absorption coefficient of sound absorption materials and structures, and evaluate their sound absorption performance.
3. Product noise testing: used to measure the noise level of various equipment and products, such as air conditioners, refrigerators, washing machines, and other household appliances, to ensure compliance with relevant standards and specifications.
4. Electroacoustic component testing: used to test the frequency response characteristics of electroacoustic components such as microphones, speakers, headphones, and microphones to ensure their acoustic performance.
5. Acoustic frequency characteristic analysis: It can analyze the acoustic frequency characteristics of musical instruments or precision instruments and measure the noise level.
6. Environmental noise control: It plays a role in the noise control and sound insulation and vibration prevention engineering of civil buildings, air conditioning rooms, garages, exhibition halls, hotels, restaurants, shopping malls, supermarkets, hospitals, office buildings and other places in urban areas.
7. Sound design and construction: Applied in sound design, construction, and installation projects of recording studios, studios, performance halls, music halls, theaters, cinemas, piano rooms, teaching and research rooms, multi-purpose halls, sports halls, conference rooms, and other buildings.
8. Industrial noise control: Used for comprehensive noise control projects such as factory buildings, thermal power plants, computer rooms, air conditioning systems, pump rooms, and environmental noise control, sound insulation, noise reduction, and vibration reduction in industrial plants.
In summary, anechoic chambers have important application value in multiple fields such as acoustic research, product development, quality control, and environmental protection.