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Process with Compressor or Limiter?

Posted: Wed Feb 21, 2018 2:07 am
by edwinn
Have a look at the source file below, a downloaded MP3 at 128 kbps.
original_audio.png
original_audio.png (23.7 KiB) Viewed 344 times

I tried both Limiter (top) using +3dB amplification then Limiter, another +3dB amp then Limiter, a third +3dB amp then Limiter, and finally a +1 dB amp with Limiter.
comp_vs_limit_v01.png
comp_vs_limit_v01.png (41.04 KiB) Viewed 344 times
Also tried a 8:1 Compressor (bottom) based on Peaks. The RMS values seem higher with Compressor.


Please comment on the pros and cons of these methods.

Tkx,


-Ed

Re: Process with Compressor or Limiter?

Posted: Wed Feb 21, 2018 3:32 am
by kozikowski
What's the show and what's the goal?

Koz

Re: Process with Compressor or Limiter?

Posted: Wed Feb 21, 2018 3:44 am
by edwinn
It's a talk show at 44 kHz which I re-sample at 22 kHz.

The goal is to even out the levels and increase overall amplitude.

Here's the 8:1 compressor settings..
8-1_compressor _settings.png
8-1_compressor _settings.png (7.8 KiB) Viewed 337 times
Oops, that's 10:1 but you get the idea.


Pros and cons?


-Ed

Re: Process with Compressor or Limiter?

Posted: Wed Feb 21, 2018 3:56 am
by Trebor
edwinn wrote:Please comment on the pros and cons of these methods.
LevelSpeech2.NY plugin has the best of both worlds : it's quicker than Audacity's native compressor,
but unlike Audacity's native limiter, it can have different attack & release times.

Re: Process with Compressor or Limiter?

Posted: Wed Feb 21, 2018 4:42 am
by edwinn
Trebor wrote:LevelSpeech2.NY plugin[/url] has the best of both worlds : it's quicker than Audacity's native compressor,
but unlike Audacity's native limiter, it can have different attack & release times.
I like the way that works. Now to exercise the parameters.

What is LevelSpeech? a previous version with less features?


-Ed