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What is the reason for the noise of the mobile phone's microphone?

What is the reason for the noise of the mobile phone's microphone?

1. Please adjust the call volume to the maximum During a call, press the volume up key to increase the call volume.

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common type

common type

Carbon-type microphone, also known as carbon particle microphone. According to the size of the carbon particles, the carbon particle microphone can be divided into three types: low resistance,

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Performance

Performance

Sensitivity: It reflects the efficiency of the sound-electric conversion of the microphone. The transmission sensitivity includes sound pressure sensitivity and sound field sensitivity.

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Microphone

Microphone

The microphone is one of the important components of the telephone. It can convert the sound into voice current

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my country's electro-acoustic industry needs

my country's electro-acoustic industry needs "leading brother"

After years of struggle, the electro-acoustic industry has become an important force in our city's industry, and our city has become an important electro-acoustic production base in Guangdong Province.

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The history, current situation and development trend of my country's electro-acoustic industry

The history, current situation and development trend of my country's electro-acoustic industry

Electroacoustic devices mainly refer to loudspeakers, loudspeaker systems, microphones, earphones, earphones, receivers, microphones, receiver sets, various communication caps and pickups, and related accessories.

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my country has become the world's No. 1 producer of electroacoustic devices

my country has become the world's No. 1 producer of electroacoustic devices

In May this year, the 20th anniversary of the establishment of the Electroacoustic Devices Branch of the China Electronics Association. After the establishment of the association

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Electroacoustic companies must adapt to the development trend of this new technology, and develop and produce a new generation of speakers, headphones and other products to meet the needs of users

Electroacoustic companies must adapt to the development trend of this new technology, and develop and produce a new generation of speakers, headphones and other products to meet the needs of users

The global mobile phone market is a huge market with hundreds of millions of units. According to IDG data

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Gaoyou Huasheng Electronics Co., Ltd.

Contact: Dong Weitong (General Manager)
Add：No. 39, Fenghuang Bridge, Gaoyou, Jiangsu
E-mail：hsdvt@163.com
Fax：0514-84645048 

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