Therefore, the so-called microphone noise, in fact, is mostly caused by poor circuit design. For example, the microphone is not grounded nearby. For example, the lead wire of the microphone is an ordinary electronic wire instead of a twisted pair or shielded wire. For another example, if the lead wire of the microphone is too close to such as: WiFi, Bluetooth, FM antenna, high-frequency oscillator, the circuit of the transmitting end, and the switching power supply circuit, obvious noise will be introduced.
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Shenzhen Shuyin Technology Co., Ltd. is a high-tech enterprise integrating microphone, microphone, Bluetooth headset, electronic audio-visual products and peripheral accessories of electronic digital products into one.
Factory address: 2-4 / F, building a, No. 46-7, Hantang Second Road, Baoan community, Yuanshan street, Longgang District, Shenzhen