How To Remove Background Noise From An Audio Clip

Background noise is abrasive

Getting make clean audio recordings tin can be really hard, especially in noisy environments. Sometimes there's nothing you can do to avoid it.

So, what can you do? The good news is that there's a complimentary way to remove background racket from your recordings using Audacity.

Brazenness is a free audio editing program created by a community of audio experts. Audacity accepts near any audio file type and has a dissonance removal tool specifically designed to solve the trouble yous are trying to solve. It is a robust slice of software, but also very easy to use.

Removing Groundwork Noise Step-by-step

Step ane

Open Audacity, click "File" and "Open" and locate the file y'all desire to fix

Stride ii

Select your "Room Tone" by dragging your mouse over a section where there is little or no audio audio

Stride 3

Select the "Effect" menu and then select "Noise Reduction"

Pace 4

Click "Get Noise Profile" and await for the modal to disappear

Step v

Click back to your timeline of audio to clear your pick

Footstep 6

Select the "Effect" menu over again and select "Noise Reduction" again

Step 7

Click "Preview" to hear the default noise removal settings. Yous can select 1 of these defaults to run across if they work

Step 8

If yous still hear noise, then simply adjust the Sliders (see descriptions below) and then click "Preview" once more

Sliders in Audacity

Annotation that any movement to the sliders in Audacity can create a big modify to the audio of the audio. Information technology is recommended that y'all 'become easy' every bit you lot accommodate the sliders.

Racket reduction slider:
This controls the corporeality of volume reduction that is applied to the identified noise. Utilise the lowest amount of noise reduction that will go along the noise to an adequate level. Don't become overboard with this.
Sensitivity slider:
This slider controls how much of the sound is considered as noise. The college the sensitivity, the larger the range of noise - be careful considering more your audio volition exist affected.
Frequency smoothing slider:
This controls how much the noise reduction spreads to other adjacent frequencies. The default setting is 3. Higher settings favor spoken word whereas lower settings are amend for music.

Reduce background noise for accurate transcription

Sonix automatically transcribes and translates your sound and video files in over 38 languages. Easily search, edit, and share your media files. Remove your background dissonance from your sound files so that you lot get the most authentic transcriptions with Sonix. Fast, accurate, and affordable. Millions of users from all over the world.

Capturing great audio

Removing background noise tin exist a pain, and then it'southward e'er best to do everything yous can to reduce the noise before you record. If you follow the steps in this How to Capture Great Sound commodity, it'due south very possible that you won't need to remove any noise afterwards.

What about removing background dissonance in video?

Audacity is bang-up for cleaning up audio associated with radio, podcasts, or music. For spoken-word video, information technology'southward not as simple. You lot'll demand to export the sound from the video and then in one case you are done removing the background noise in Brazenness you'll need to re-sync the sound to the video.

Technically it's not incommunicable, but it'south certainly not the near efficient way to remove noise specially if you've already edited your clips.

Audacity works best with sound. If you lot are working with video, and so you lot should read our other article: How to remove background noise from video.