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How to judge the quality of the active buzzer
Release Time:2019-01-19    Clicks:   
When choosing an active buzzer, I believe that everyone is not willing to pick bad, which is also human nature. Then you need to have the professional skills to judge the buzzer. But don't worry, in the following content, the buzzer manufacturer's Xiaobian will introduce the judgment method for everyone.
 
Method one, check the outer packaging of the active buzzer
 
It can be seen in the outer packaging products used for buzzer products whether they are counterfeit products. Whether the machine is clean and tidy can be judged by whether the manufacturer's logo on the buzzer is clear and complete.
 
Method 2, check the size of the buzzer
 
The judgment standard is based on the customer's needs (specification), and mainly checks the diameter, height, and stitch distance of the product.
 
 
Method three, check the appearance of the buzzer
 
When testing the appearance of the buzzer, we need to refer to the sample, the criteria are as follows: no mixing, no damage, no pollution, no shedding, no reverse polarity and so on.
 
Method 4, verify the electrical performance of the buzzer
 
When testing the electrical performance of the buzzer, we need to refer to the sample, the criteria are as follows: the sound pressure value, capacity value, frequency and other properties of the product.
 
Method 5, whether the sounder technology is mature
 
At the same time, we must also pay attention to observe whether the manufacturer's buzzer technology is mature, and the technology is not mature, it must be in the material requirements of the buzzer is definitely not up to standard.

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