Audio · Updated 4 October 2026
Loudness normalization versus turning up the volume
Use a level target for consistency, then listen for distortion and differences between speakers.
Volume is a playback or gain choice. Loudness normalization measures an audio program and adjusts it toward a target. Neither repairs clipping that was recorded into the source. A louder file can still be difficult to understand if room noise, overlapping speech or distortion dominates it.
Choose the target for the destination
| Decision | Reason | Review |
|---|---|---|
| Integrated loudness target | Sets a program-level loudness aim | The destination’s current delivery guidance |
| True-peak headroom | Reduces risk of peaks above the chosen ceiling | Loud syllables and music transitions |
| Speaker balance | Keeps quieter speakers intelligible | Conversation sections with changing speakers |
Normalize and compare
- Save the original and listen for distortion before processing.
- Open the loudness normalizer and enter the integrated loudness target you want in LUFS. The tool uses a -1.5 dB true-peak ceiling.
- Download the WAV and compare it with the source at a similar listening level.
- Listen to the beginning, middle and ending. A whole-program target does not guarantee that every speaker or individual sentence has the same perceived level.
Keep a useful review standard
Do not choose a target only because another video uses it. Different destinations and content types can have different delivery guidance, and platforms may apply their own playback normalization. Keep the target with the project notes so another editor can reproduce the decision.
If the source is already clipped, making it quieter can reduce playback level but cannot recreate the missing waveform detail. If one speaker is much quieter than another, adjust the editorial mix rather than expecting one global setting to solve every difference.
Use the tools in this guide
Sources and further reading
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