What is the function of a noise barrier box? What is the use of a noise barrier box?

12/05/2025 15:16

"Those who are familiar with shielding boxes know that the principle of a shielding box is to use shielding objects with various shapes made from conductive or magnetic materials to limit electromagnetic capabilities within a specific range of space and prevent metallic objects from radiation interference. The device is used to process conduction and radiation to provide an interference-free testing environment for wireless communication equipment being tested. Of course, this is just the principle of the shielding box, so what are the functions and uses of a shielding box?"

What are the functions of a shielding box?

 1. The shielding box can isolate external base station signals and external interference signals. 

 2. The shielding box can absorb internal radio frequency signals and reduce noise. 

 3. The shielding box can reduce the impact of staff and make the tests more accurate. 

 4. The shielding box can integrate multiple testing processes, simplifying the process and improving efficiency. 

 5. The shielding box can isolate interference from nearby test devices. 

What are the uses of a shielding box?

 1. EMI testing 

 2. Wireless communication testing applications 

 3. Testing the radiation power of transmitters 

 4. RF functionality testing 

 5. Coupling tests 

 6. Testing mobile phones, Bluetooth, wireless routers, and other devices, as well as complete machines or chips 

 7. Testing receiver sensitivity 

 8. Small UHF device EMI and EMS testing 

 9. Bluetooth, DAB/DMB 

Functions of a shielding box:

Above are the functions and uses of the shielding box as introduced by the editor. If you're not familiar with it or want to purchase a shielding box, you can visit the official website of Shenzhen Jiachen Technology. Shenzhen Jiachen Technology Co., Ltd. is a high-tech enterprise established in 2004. It is one of the first domestic manufacturers specializing in communication product testing shielding devices. Currently, the company has more than 600 product lines, including shielding devices, sound equipment, automated testing equipment, and more. All product performance indicators have reached professional levels.

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