High-pass audio filter
Apply a high-pass filter to reduce low-frequency rumble in a short recording.
High-pass audio filter: inputs, results and limitations
Apply a high-pass filter to reduce low-frequency rumble in a short recording.
How to use High-pass audio filter
- Choose the appropriate input file. General limits are 30 MB per file and 100 MB total.
- Review the options before running: High-pass cutoff (Hz): 120
- Inspect the preview or result, then download a new file.
An illustrative use case
A recording filtered to reduce low-frequency rumble.
Select a real sample file you are allowed to process. Begin with a short, simple input before attempting a complex document or recording.
What to inspect in the output
Try a low cutoff first and compare speech warmth and intelligibility. Raising the cutoff too far removes useful voice frequencies as well as rumble.
Where this tool stops
Reduces low-frequency rumble. Not AI denoising; does not remove all noise.
Settings and starting values
| Control | Starting value |
|---|---|
| High-pass cutoff (Hz) | 120 |
Troubleshooting High-pass audio filter
Check that the source decodes in the browser and that start/end times fit its duration. Listen on a modest volume before accepting gain or filter changes. Unsupported codecs need a different source or decoder.
Questions about High-pass audio filter
Will this remove fans, clicks and every type of noise?
No. It is a high-pass filter rather than adaptive or AI denoising. Noise outside the affected frequencies remains.
What input does High-pass audio filter need?
Choose audio/* input. Reduces low-frequency rumble. Not AI denoising; does not remove all noise.
Which options does High-pass audio filter provide?
High-pass cutoff (Hz). Review the starting values in the table and adjust them for your input.
Your original input is preserved. Review the new output before using it in a published page, customer delivery or production workflow.
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