The Saturalabs journal

Make room for
better sound.

Practical guides for the sounds you want to keep.
And the ones you don’t.

How to Reduce Background Noise Without Ruining the Voice

Learn how to reduce background noise using text-guided isolation, choose the right output, and compare results before downloading at Saturalabs.

Oct 2, 202613 min read

Audio preparation

Peak vs Loudness Normalization: How to Adjust Audio Levels

Choose peak or loudness normalization for a quiet recording. Learn dBFS, LUFS, linked stereo gain, noise limits, and how to preview a normalized WAV or MP3.

Oct 1, 202611 min read

Audio preparation

How to Check WAV Sample Rate, Bit Depth, and Channels

Read a WAV file’s sample rate, bit depth, channels, and duration. Understand PCM, float, valid bits, and why header settings cannot prove recording quality.

Oct 1, 20269 min read

Video & dialogue

How to Replace Audio in a Video Without Losing Sync

Put a cleaned WAV back into your video: choose the right track, align trimmed clips, avoid doubled dialogue, and check sync before exporting the finished edit.

Oct 1, 202610 min read

Audio preparation

Audio Channels vs Stems: When Splitting Stereo Is Enough

Understand left and right channels, mono mixes, and separated stems. Choose a channel for one-sided speech or dual microphones without losing wanted audio.

Oct 1, 202610 min read

Audio cleanup

Audio Isolation vs Noise Reduction: Which Should You Use?

Choose between audio isolation, noise-profile reduction, gates, and local repairs. Learn which output to keep and how to check for damaged speech or music.

Oct 1, 202615 min read

audio repair online

Audio Repair Online: Practical Fixes for Common Problems

Diagnose distorted, noisy, one-sided, or unplayable audio before processing. Choose free checks, local edits, dedicated repair, or a source-isolation test.

Oct 1, 20268 min read