How to remove background noises in audio tutorial
Summary of 'How to remove rumble and background noises in post-production':
Intro section: what is rumble and background noises? Why does it happen?
Practical example of 1 way to fix the noise issue (video tutorial)
Tools: Ableton Live 10, iZotope RX
Biggest takeaway: prepare as much as possible during your production/recording phases to avoid post-production headaches.
"It's not about the tools, it's about understanding the processes!"
We believe a deeper understanding of process is crucial. And with that, 'How to edit voice overs: the series' was born.
Visit https://bit.ly/3g9Dq6s | https://voice123.com/thebooth/how-to-... for the full piece on editing voice overs and audio post-production, 'How to make your voice sound better.'
Transcript
[00:00:00] Hello! My name is Jairo Pineda, an audio engineer who helps out at Voice123. We'll be talking about common voice over audio recording problems and its possible fixes. A link to our full, how to edit voice overs piece on our voice over guide is found in the description below. Today, we're going to be talking about rumble and background noises.
[00:00:30] What's rumble and background noise? Why do they happen? Rumble is another way to say low frequency noise and background noise includes clicks, pops and overall noises that are produced by external sources. Rumbles are created by vibrations and movements. In some cases, this can be the result of cars, if your recording studio is next to a busy street.
[00:00:49] Or if you move your mic stand or cable when recording. Background noises are noises created by external factors, such as AC units or furnaces, electronic devices, computer fans, and [00:01:00] more. Let's take a look at how to treat and remove rumble and background noise in post-production. We're going to use Ableton Live 10 native plugins and iZotope RX plugins for this. Let's dive into it!
[00:01:11] This voice over was recorded while moving the mic cable to simulate rumble and background noises. It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. Next, we're going to add an EQ to the track to identify where the rumble and background noises sit in the recording.
[00:01:31] As you can see the rumble is in the lower frequency spectrum. We're going to select the aggressive high pass filter and do a sweep to search the cutoff frequency that works best for this scenario.
[00:01:44] It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. Now let's add a noise gate to remove unwanted noises in between phrases. Dial the threshold so that the gate allows the voice over to pass while retaining the low [00:02:00] volume noises. It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. But as you can hear, there is still some background noises that we couldn't fully remove.
[00:02:25] So now we're going to use the iZotope RX vocal de-noise plugin to help us. We're going to dial that reduction amount to suit our needs. It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. Let's compare the initial version... it'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up and it's available everywhere now... with the finished product. It'll tickle your fancy, sharpen your skills and strengthen your bones. Fizz up, and it's available everywhere now. [00:03:00] And there you have it. These are our tips on how to remove rumble and background noises in your recordings. Remember, investing time and resources in your pre-production and recording stages will improve your post-production experience.