How to filter the annoying Vuvuzela noise on your TV?

vuvuzelaThe world cup 2010 in South Africa is popular for the annoying sound of the vuvuzela (those noisy trumpets that sound like a million angry bees) and we are now more than one week into the game.

Here is an application to solve this issue on your TV. This application detects the fundamental frequency of the vuvuzelas (around 233Hz) and applies a notch filter to it and as many harmonics as you specify.

It will considerably reduces  the annoying background noise without too much interruption of the commentary and other audio.


Its working is simple; just connect the audio output of your TV to the sound card of your PC (Line-in). Then connect your sound card output to a speaker system or headphones. hw+setupNow you can hear the commentary without the annoying sound of the vuvuzela. Download the application at the source.

[via and image courtesy: decibel]

Kannan is a computer and Android enthusiast, a blogger by passion and a tech freak. His always ready-to-help attitude, knowledge and hard work is what drives him.

1 Comment

  1. Viji

    Jun 20, 2010 at 6:10 pm

    Hi, thanks for sharing this wonderful tips and program.

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