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OBS Studio adds in better noise suppression thanks to RNNoise in the 26.0 release out now. … It should offer much better noise suppression than the original method. What is the current version of Topaz DeNoise? The same special tech that’s used in Cadmus and NoiseTorch which really does work quite nicely. RNN predicts a structured noise to suppress it in a complex acoustic environment. … The noise sound prediction might become important for Active Noise Cancellation systems because non-stationary noises are hard to suppress by classical approaches like FxLMS. The hiss reduction works in a similar way to noise reduction. In this case, you can use the “Capture Noise Floor” button to identify the problematic hiss. In the Effects Menu select Filter and EQ > Graphic Equalizer (30 Bands)… Hum or Buzz is usually frequency based and can be removed using a graphic equalizer. Once you have downloaded Audacity create a new file then click File > Import and select the recording you are looking to reduce the background noise on. Now select and highlight all the audio you wish to remove the background noise from, go to the effects menu and select noise removal in the menu. You can also turn on noise cancellation to reduce ambient background noise on phone calls. Go to Settings > Accessibility > Audio/Visual. Adjust any of the following: Mono Audio: Turn on to combine the left and right channels to play the same content.
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