[audacity4blind] Re: Notch filter.

  • From: Anders Holmberg <anders@xxxxxxxxxxxxxx>
  • To: audacity4blind@xxxxxxxxxxxxx
  • Date: Wed, 30 May 2012 20:36:40 +0200

Hi Gale!
Thanks for that one.
Will try that.

Gale Andrews skrev 2012-05-30 19:47:
| From Anders Holmberg<anders@xxxxxxxxxxxxxx>
| Wed, 30 May 2012 10:33:17 +0200
| Subject: [audacity4blind] Notch filter.
I have recorded several footbal games and the crowd noise is very very loud.
SO i am trying to reduce the croud noise to here what the guy on the
radio who is reporting from the match is saying.
Does anybody know the frequency of a crowd of people yelling and shouting?
I guess a sighted person could use a spectrum to analyze this but its
not working for us blind.

You can use "Export" in Plot Spectrum to save a text file of the

Though I would have expected the spectrum of a crowd to be
fairly wide.


The audacity4blind web site is at

Subscribe and unsubscribe information, message archives,
Audacity keyboard commands, and more...

To unsubscribe from audacity4blind, send an email to
with subject line

Other related posts: