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How does Dongguan horn factory distinguish between good and bad speakers?
How does Dongguan horn factory distinguish between good and bad speakers? Televisions, radios and tape recorders used in our daily life have loudsp......
2021-08-03
What are the requirements for different types of microphone?
1. Use of omnidirectional microphone: when there is no fixed direction between the sound source and the microphone and the microphone is required t......
How to do a good job in daily maintenance of car speakers?
1. Always keep the appearance of car speakers clean and the wiring must be firm. 2. Regularly check and tighten the fixing screws of car speaker an......
What details should Dongguan horn manufacturer pay attention to in the process of vehicle horn modification?
The trumpet is divided into several different musical instruments. A wind instrument is thin at the top and thick at the bottom. It is mostly made ......
What are the common knowledge points of using microporous atomization tablets?
What are the common knowledge points of using microporous atomization tablets? With the development of the times and the progress of society, many ......
How to understand the simple difference between active buzzer and passive buzzer?
How to understand the simple difference between active buzzer and passive buzzer? The fundamental difference between active buzzer and passive buzz......
What are the advantages of using a passive buzzer?
What are the advantages of using a passive buzzer? The passive buzzer uses the electromagnetic induction phenomenon to make sound for the electroma......
How to distinguish the foot position of patch buzzer?
How to distinguish the foot position of patch buzzer? Generally, the square of the patch buzzer has 3 ~ 4 welding feet, but only two welding feet a......
What are the test methods for MIC digital microphone?
1. Mic digital current test: read the current value directly from the tester( μ A); 2. Test of microphone sensitivity: first calibrate the sound pr......
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