[linux-audio-user] Removing AC hum after the fact.

Gordon JC Pearce wsynth at gjcp.net
Mon May 29 04:08:58 EDT 2006

On Mon, 2006-05-29 at 10:05 +0200, Alex Polite wrote:
> Hi there.
> I have an interview with a lot of AC hum. I'd like to remove as much
> of the hum as possible. This is not for broadcasting. I just want to
> be able to hear what the persons on the recording are saying.
> I've looked at the sound in a frequency spectrum analyzer[1]. The hum
> looks just as consistent as it sounds so I guess there must be a way
> to filter it out. I just don't know  which linux tool will do it for
> me.

Very sharp notch filter?


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