> What's the best WinXP freeware amplifier for audio in an AVI file?
>
> 0. I have a 600 Mbyte AVI file created by Camtasia whose sound volume is
> too low. Is there freeware out there to amplify just the audio portion of
> the video file?
>
> 1. I'm watching & listening to the AVI file on a portable PC using Media
> Player Classic freeware.
> http://www.free-codecs.com/Media_Player_Classic_download.htm
>
> 2. The audio codec is "PCM Audio" while the video codec seems to be "tscc"
> (aka "TechSmith's Screen Capture Codec"), according to G-Spot freeware:
> http://www.free-codecs.com/download/GSpot.htm
>
> 3. I added the "tscc" codec to Windows using the K-Lite Codec pack (full):
> http://www.free-codecs.com/download/K_lite_codec_pack.htm
>
> 4. However, the audio is too low on my portable PC
> (even with the sound control panel and speakers turned to full volume).
>
> 5. I couldn't get Audacity freeware to amplify just the audio portion:
> http://audacity.sourceforge.net
>
> Since many students will be viewing and listening to these video files
> created in a lecture hall using Camtasia, it behooves me to figure out
> how best to amplify the audio portion of the lecture videos.
>
> Do you know which is the best Windows freeware to amplify audio in video?