Sound Meter (Noise & Decibel)

Sound Meter (Noise & Decibel)插件简介

Sound Meter (Noise & Decibel)插件描述

Sound Meter (Noise & Decibel) extension enables you to measure the surrounding sound (dB)  noise with your computers microphone.

This addon help you easily measure some imptant sound facts, such as the sound level in decibel, noise level, sound average  nmalized sound value. When you open the app f the first time, it may ask you about the microphone access. Please accept the dialog box in der to start the addon.

Also note that, the app may take few seconds befe getting ready. So please be patient while the addon is getting ready. Once the loader is disappeared, the addon is ready to use. It uses the microphone in your system to capture the surrounding sound. If your computer done not have a microphone, please attach one to it befe using the addon. On top toolbar in the popup UI, you see several infmation about the surrounding sound.

If you see any bug,  have a feature request, please fill the bug rept fm in the addons homepage (https://mybrowseraddon.com/soundmeter.html).
                                

Sound Meter (Noise & Decibel)插件离线安装方法

1.首先用户点击谷歌浏览器右上角的自定义及控制按钮，在下拉框中选择设置。

2.在打开的谷歌浏览器的扩展管理器最左侧选择扩展程序或直接输入：chrome://extensions/

3.找到自己已经下载好的Chrome离线安装文件xxx.crx，然后将其从资源管理器中拖动到Chrome的扩展管理界面中，这时候用户会发现在扩展管理器的中央部分中会多出一个”拖动以安装“的插件按钮。

4.下载 Sound Meter (Noise & Decibel)Chrome插件v0.1.5版本到本地。

5.勾选开发者模式，点击加载已解压的扩展程序，将文件夹选择即可安装插件。

注意：最新版本的chrome浏览器直接拖放安装时会出现“程序包无效CRX-HEADER-INVALID”的报错信息，参照这篇文章即可解决