What about a noise in a notebook microphone? Notebook microphone with a noise solution

Source: Internet
Author: User
Please note: before adjusting, please make sure your computer has a built-in microphone, the sound card driver is properly installed, and please temporarily turn off QQ or other software that needs to call the microphone before adjusting.

The sound card driver name is Realtek high Defenation Audio

Can be seen in the Start-Control Panel-programs (Programs and functions)-Uninstall Programs list

This article takes the Windows 7 operating system as an example to introduce the built-in microphone debugging methods.

1. First of all, to open the " Realtek HD Audio Manager software " That is the sound card console (please refer to the figure below A, b two methods)

A. You can click Start by using the left mouse button- control Panel-Hardware and sound-realtek HD Audio manager open sound card console

B. You can click inside the triangle symbol on the right side of the taskbar or find the orange trumpet icon right-click to select the Sound Manager

2. Please open the main interface of Realtek HD Audio Manager , and find " microphone options " as shown in the picture.

Here the blue dot option is considered "checked," please turn off the " Long Distance pick (FFP)" feature, that is, click the " Long Distance Pickup (FFP)" button to make the button gray.

Debugging can be completed, the following you can open the QQ software, open the " Voice Test Wizard " for testing.

(Note: Some models of the Realtek HD Audio Manager will have an option to press the key sound suppression (KS) , as shown in the following figure:

)

(The sound card driver version number for the above test is 6.0.1.6636)


Note:

Note 1: "The Long Distance pickup (FFP) feature collects sounds from a distance from the notebook microphone, which is also picked up by the use of ambient sounds, most of which have noisy sounds, so there will be so-called" Murmur phenomenon, which eliminates the effect of the " Murmur " because the portable microphone picks up the sound range so that it does not pick up too many external sounds.

Note 2: The echo cancellation (AEC) feature eliminates the echo of the Notebook's own horn when using the microphone, which causes the echo to continue when you use the microphone, affecting the normal voice call or recording effect.

Note 3 " pick tone Beam formation (BF) " is the directed recording feature, which ensures that the computer will unify the direction of the sound source when using the microphone input sound to avoid noise caused by multiple-direction pickup noise.

Note 4: The SAM flag is the Small array microphone mini-array microphone , and the manufacturer's information appears when you click on this character.

Note 5: keystroke suppression (KS) is the key sound when the keyboard is tapped, and if it is a built-in microphone, turning off this option will slow down the keystrokes during recording and provide a good voice recording effect.

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