The settings
| Setting | Starting point | What it does |
| Ratio | 3:1 to 4:1 | How strongly the signal above the threshold is reduced |
| Threshold | to get 3–6 dB of reduction | The level where compression starts |
| Attack | medium (about 10–30 ms) | Slower lets the start of each word through |
| Release | fast to medium | How quickly the level returns |
How to check it
- Bypass the compressor and compare at the same loudness.
- Listen for the words: they should be easier to hear, not squashed.
- If the voice sounds flat or breathes, reduce the ratio or raise the threshold.
Limits
These are starting points. The right settings depend on the voice, the take and the genre. If you are chasing heavy compression to fix a poor take, record it again.
Try it free: Vocal Checker
Spot clipping, noise, rumble and level problems. Runs in your browser, nothing is uploaded.
Frequently asked questions
What ratio is best for vocals?
Often 3:1 to 4:1 as a start. Move up for a more controlled sound, down for a natural one.
How much gain reduction is normal?
About 3 to 6 dB on the loudest words is a common starting range.
Do I need two compressors?
Some mixers use two gentle ones instead of one heavy one. It is optional.
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