Acoustic Anechoic Chamber for Noise Testing

• Customization: Available
• Application: Conference Rooms, Gaming Rooms, Home Theaters, Music Rooms, Office Spaces, Recording Studios
• Color: Customized
• Model NO.: NCC-01
• Environmental Certification: E1
• Installation Method: Pendant Installation
• Material: Galvanized Sheet
• Noise Reduction Coefficient (NRC): Customized
• Shape: Customized
• Size: Any Size Would Be Ok
• Thickness: Usually 1.0,But Can Customized
• Scope of Application: Anechoic Room, Reverberation Room, Audiometry Room
• Inner Material: Glass Fiber Cotton and Polyeste
• Surface Finishing: Powder
• Fabric Anechoic Wedge: Polyester Cloth, Non-Woven Cloth
• Transport Package: Wooden Packing
• Specification: Customized
• Trademark: NCC
• Origin: China
• HS Code: 6806900000
• Production Capacity: 2000/Month
• Package Size: 120.00cm * 120.00cm * 120.00cm
• Package Gross Weight: 20.000kg

Product Description

Product Description

    An anechoic chamber is a closed space designed with special acoustics. By using efficient sound-absorbing materials, optimizing acoustic structures, and vibration isolation technology, it achieves maximum absorption and shielding of indoor sound waves, effectively eliminating reflected sound, background noise, and external environmental interference. It provides a nearly ideal free field or semi free field environment for acoustic testing and experiments.

Type	Metallic Anechoic Wedge
Model Size(mm)	H(height):600mm,1200mm
Material	Galvanized steel,aluminum,stainless steel
Filling Material	Sound-absorbing rock wool or glass fiber cotton:48kg/m^3
Sound Absorption Coefficient	α=98%
Color	Customizable
Finish coating	Polyester Powder Coating(PPC) or original color of galvanized steel
Application Scenarios	High-precision and advanced laboratories,multi-functional halls,full anechoic chambers,etc.

Application scenarios

    An anechoic chamber is a special type of laboratory that is widely used in multiple fields. The following are the main application areas of silent rooms:

    1. Acoustic testing: Silent rooms are mainly used for acoustic testing, especially in the performance evaluation of products such as audio equipment, speakers, and headphones. By conducting tests in a silent room, more accurate acoustic characteristic data can be obtained, ensuring high standards of product sound quality.
 
    2. Electromagnetic compatibility (EMC) testing: In EMC testing, a silent chamber can effectively isolate external electromagnetic interference and help engineers evaluate the performance of equipment in electromagnetic environments. This is crucial in the development and certification process of electronic devices.
 
    3. Laboratory: Research and development of silent rooms provide researchers with an environment for precise measurement and experimentation, especially in the areas of sound, vibration, and electromagnetic wave research. Scientists can explore new materials and technologies here, driving the development of related fields.
 
    4. Medical equipment: In the development and testing of medical equipment, the silent room also plays an important role. For example, the performance evaluation of ultrasonic equipment needs to be conducted in an interference free environment to ensure the accuracy and reliability of measurement results.
 
    5. School: Higher education and training institutions and research institutions often use silent rooms to teach courses related to acoustics and electromagnetics, enabling students to understand theoretical knowledge in practice and enhance learning outcomes. The application areas of the silent room demonstrate its importance in modern technological research and product development, ensuring the accuracy and reliability of experimental data.

Our Advantages

We are not only a factory,We can provide a one-stop service from design, production, installation and delivery.

Requirement analysis	Determine the purpose	Firstly, it is necessary to clarify the specific purpose of the anechoic chamber, such as acoustic metrology, equipment noise testing, etc
	Environmental requirements	Analyze the required environmental control conditions, including the surrounding environment, temperature and humidity, and air cleanliness, etc
Design phase	High performance sound insulation design	The soundproof chamber must have extremely high sound insulation performance to effectively isolate external noise and ensure the accuracy and reliability of test data.
	Flexibility and Scalability	When designing, it is necessary to consider the potential increase in testing equipment and requirements in the future, ensuring that the anechoic chamber has a certain degree of flexibility and scalability.
Construction arrangement	Equipment installation	Install necessary acoustic testing equipment and environmental control systems
Testing and Calibration	Functional testing	After construction is completed, a comprehensive functional test of the anechoic chamber will be conducted, including acoustic performance and environmental control effectiveness
	Calibration equipment	Use the free field comparison method to calibrate the sensitivity and frequency response of the microphone to ensure accurate test results

Product Parameters

  The sound absorption coefficient of the metallic sound absorption wedge at the center frequency of the 1/3 octave band within the range of 50Hz - 400Hz.

Model:800*800*1200

f/Hz	α
50	0.922
63	0.956
80	0.975
100	0.982
125	0.994
160	0.998
200	0.997
250	1.000
315	0.997
400	0.994

Laboratory Testing

NCC Acoustic Laboratory - A Laboratory Professionaly Committed to Serving Customers

         In order to ensure that our products meet the performance requirements, we make a pre production sample of each product before mass production, and conduct relevant performance tests in our factory's own laboratory to ensure that the products we produce fully meet the customer's requirements and ensure the smooth acceptance of the customer's project.

Testing Report

All Reports can meet the American Standars, the sound testing we did with Intertek.

Company Profile

    NCC is a supplier of noise control services and acoustic products. We have developed multiple sets of noise control solutions in various fields such as aerospace, commercial buildings, medical audiometry, industrial engineering, power equipment, subways and tunnels, performing arts buildings, and noise reduction laboratories. We provide customers with electric audiometry rooms, semi anechoic rooms, silent rooms, shielded rooms, listening rooms, fireproof soundproof doors, ventilation silencers, exhaust silencers, and noise reduction louvers Comprehensive professional services and technical support for the design, manufacturing, and installation of cooling tower noise control.

    Over the years, NCC has developed into a turnkey supplier of noise control, providing customers with one-stop solutions from concept to completion, including solution consulting, synchronous research and development, construction drawing design, structural design, fluid calculation, air conditioning and electrical system engineering, product manufacturing, installation and commissioning, and testing and acceptance services. With over 15 years of experience in noise control and acoustic engineering, we will provide you with solutions that meet your needs and budget. We look forward to working with you.