Whether you’re a podcaster, musician, or content creator, dealing with unwanted background noise can be a frustrating challenge. Fortunately, Audacity, the popular and free audio editing software, comes to the rescue.
In this tutorial, we’ll walk you through the steps to effectively eliminate background noise from your recordings, resulting in cleaner and more professional-sounding audio. So, let’s dive into the world of Audacity’s noise removal techniques to bring clarity to your audio.
What is Audacity?
Audacity is a free and powerful audio editing software that lets you record, edit, and enhance audio with ease. It comes with built-in tools for noise reduction, equalization, and more, making it a great choice for both beginners and professionals. You can also check out our guide on how to download and install Audacity on Windows 11.
Removing background noise is essential for producing clear, professional-quality audio. Unwanted sounds can distract listeners and reduce clarity, but with Audacity, you can easily clean up your recordings so your voice or music stays front and center.
How to Import and Record Audio in Audacity
First things first, let’s learn how to import any audio and record audio using Audacity.
1. Importing Audio files
Here are the steps you can follow to import audio in Audacity:
1. Locate and launch Audacity software in your system. This is how the screen appears on the first launch.
2. To the top bar, you will get different menu options. Here, Go to File > Import > Audio. Or, you can use the shortcut key Ctrl + Shift + I.
3. Select the audio file that you want to edit in Audacity and click on the Open button.
However, if you are having an issue importing the audio track, you have to install FFmpeg import/export library. For that, you can follow the linked guide.
2. Recording Audio
If you want to record audio directly in Audacity, ensure your microphone is connected and functioning properly. After that, follow the steps mentioned below:
1. Click on the red Record button in the top toolbar. After that, speak into the microphone to capture your audio.
2. Once done! Click on the square Stop button to end the recording.
How to Remove Background Noise in Audacity
After following all the techniques mentioned above, if there is some background noise, you can remove it using Audacity. Here are the steps you can follow to do so:
1. Once you have successfully imported/recorded the audio, it’s time to edit it and remove the background noise. The best practice is to leave a small part at the beginning while recording the audio where the noise is recorded.
2. To remove the background noise from the audio, you need to select the noise part of the audio. Then go to Effects > Noise Removal and Repair > Noise Reduction option.
3. Then click the Get Noise Profile button to analyze the selected noise.
4. After that, press Ctrl + A to select all the audio. Then again, go to Effects > Noise Removal and Repair > Noise Reduction option.
5. Adjust the Noise Reduction slider to control the amount of noise reduction you want. You can also set the Sensitivity and Frequency Smoothing values based on your preferences.
6. Click on Preview to check the audio, when you are satisfied with the audio, click the OK button.
Note: If you overdo it, your audio will sound like a robot is speaking. So, carefully adjust the audio and preview it before applying the settings.
7. Now simply navigate to File > Export to save the edited audio file.
8. Choose the desired file format, specify the location to save the file, and give a name to the edited audio file.
By following these steps, you can easily remove background noise from your audio recordings using Audacity. Always remember to adjust the noise reduction settings and preview the result to achieve the desired outcome before exporting the final edited audio file.
