Some of the important features of the Sound Meter (Noise & Decibel) addon are listed below. This is followed by an overview of this addon. This summary contains few words about the addon, its function, and its features. Next is FAQ, this section is useful to get information about how this addon works in your browser. If you couldn't find a specific answer, please fill the bug report form on this page or the contact form on the homepage to let us know about your question. Following the FAQ, is the bug report form. It is designed to collect user feedbacks and bugs about this addon. Users can suggest improvements or feature requests through this form too. The next section is for submitting comments about this addon which uses the Facebook comments plugin. The last section is dedicated to reports submitted through the GitHub website. We hope the information provided on this page, could help you get all the basics you need about this addon and enable you to have a better experience with Sound Meter (Noise & Decibel).
In short, Sound Meter (Noise & Decibel) is a browser extension that let you easily measure the sound (in decibel) and some other important factors. Please check the YouTube tutorial below to get an idea of how this addon works in your browser. If you want to contribute to the developement of this addon, please fork it on GitHub, and push your changes to a named branch. Moreover, you can review all the comments made on GitHub commits.
4 Reasons to Use Sound Meter (Noise & Decibel)
Has a stand-alone popup window to view some sound factors (level, noise, duration, etc.).
Renders the real-time sound value and other important factors.
Calibrate the sound meter based on your system and environment.
Available for Firefox, Chrome and Opera browsers on all operating systems.
This video gives you an idea of how the extension works in your browser.
Frequently Asked Questions
1. What is Sound Meter (Noise & Decibel)?
Sound Meter (Noise & Decibel) is a browser add-on that help you easily measure some important sound factors, such as the sound level in decibel, noise level, sound average and normalized sound value. When you open the app for the first time, it may ask you about the microphone access. Please accept the dialog box in order to start the addon. Also note that, the app may take few seconds before 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 before using the addon. On top toolbar in the popup UI, you see several information. On the top right side, there is a button to reload the UI and also there is a button to open the support page.
2. How can I work with this add-on?
As mentioned above, simply open the app UI, and start using the app. The addon may ask you about the microphone access permission. Please accept the permission before using the addon. As mentioned above, top toolbar contains several important factors about the surrounding sound. From left to right, the first item is the sound level in decibel. Next, there are the minimum and maximum sound levels on record. The noise level in decibel is the next item. Then, there is the normalized sound level in decibel and right next to it is the average sound value. The total duration that the current sound is being monitored is placed next to the duration field. There is also a calibration filed which you can use to adjust the sound level if it is not accurate on your machine. Once you change the calibration value, please press on the reload button for changes to take effect. The last button in the app UI is for opening the support page.
3. How can I download the source code for Sound Meter (Noise & Decibel)?
To download the source code for this extension from Chrome Web Store, it is recommended to use Extension Source Downloader. With this addon, you can download the source code as a ZIP or CRX format to your machine. If you want to download the source code from the Firefox addons store, please open the firefox download link (if available) in the Firefox browser and then right-click on the - Add to Firefox - button and select - Save Link As... - item. Choose the destination folder on your machine and then save the file in XPI format. You can then rename the XPI format to a RAR or ZIP file. Some extensions may have a GitHub repo address, which you can use to download the source code as well. But, it may not be the latest version of the addon. Therefore, downloading the source code from the official web stores is the best option as it always gives you the latest version of the addon.
4. How does the Sound Meter add-on work?
5. What does calibration value mean?
Calibration value is a factor to adjust the sound level. Normally it should be zero, but depending on your system or microphone type, you might need to add a calibration value in order to adjust the sound level. The default value for calibration is 30.
6. How do I turn the extension OFF?
When app UI is closed, this addon is completely OFF and has no usage (RAM/CPU) at all. Alternatively, if you want to completely turn off the addon, please head to the extensions tab in your browser and then click on the disable button from there.
7. Is this extension available for mobile firefox (Firefox for android)?
Yes, this addon is available for all browsers and platforms including mobile Firefox and Opera browsers.
8. How can I reload the app UI?
When you open the app UI, you will see a reload button on the top toolbar (2nd button from right). Please press on this button to reload the UI. Also note that, reloading the UI will terminate the monitoring process and resets the microphone usage.
9. How is the performance of this addon?
The performance of this addon is comparable to actual devices for sound measurement. Moreover, it is very similar to sound meter apps for mobile devices (android or iOS). Therefore, use this addon where ever you have your computer with you. You can make adjustments to the sound level with the calibration value.
10. How does sound level correlates to sound average?
Sound level is basically a logarithmic scale of sound average. It is calculated as: 20 ✕ log10(average) ✛ calibration. With the calibration value, you can adjust the addon based on your machine hardware. For example, if you have a specific microphone that required a louder input, simply increase the calibration value to correct the measured sound level.
Your feedback goes a long way towards making this addon even better. With this feedback and bug report form, you can report bugs or suggest features/enhancements for the functionality or performance of this addon. Please note that this form will be sent to the developer(s) of this addon. You will not get an immediate or personal response at the moment. However, the developer(s) may contact you through the email address provided in this form for further clarifications or to request additional information regarding the reported bug(s).
Reviews | Discussions
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