Howtosignalprocessing
How do I remove DC offset from data?
To remove DC offset, load your audio file, select the problematic area (or none if you want it to affect the entire audio), go to the Effects menu, and click on Remove DC. That's it; your audio should be fine now! What is this?
What is remove DC offset?
Allows you to remove any DC offset in the audio selection. This function is recommended for zero crossing detection and certain processing. If your audio signal contains a too large component of direct current, you may notice that it is not centered around the zero level axis. This is called DC offset.
Should I remove DC offset?
DC offset is a potential source of clicks, distortion and loss of audio volume. This page explains the causes and dangers of offset and how to remove it. Ideally any DC offset that is present should be removed as the first editing step after recording audio or importing it, before any other editing is attempted.
