Audacity is a very useful audio recording and editing program.
  WAV files can be constructed and edited suitable for use in N1MM for SSB contests. 











http://audacity.sourceforge.net/download/windows

Recommended Download
System Requirements

Click the appropriate link below, which takes you to the SourceForge download page - don't "save link as.." or "save target as..". The SourceForge download should start automatically. If it does not, click the links in the black panel marked "direct link" or "mirror". Only these links and the automatic download are authorized versions of Audacity. Disable any automatic download managers if the download is incorrect.

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      Windows 98/ME/2000/XP/Vista: Audacity 1.2.6 installer (.exe file, 2.1 MB) - The latest version of the free Audacity audio editor. See further information about Vista.

Optional Downloads

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      LADSPA plugins 0.4.15 installer (.exe file, 1.5 MB) - over 90 plug-ins.
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      LAME MP3 encoder - Allows Audacity to export MP3 files.
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      VST Enabler - Allows Audacity to load VST plug-ins.
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      Plug-Ins - Download additional effects and filters.
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      If you have trouble with your download, or need an older version of Audacity, try our alternate download links (older versions can be viewed by clicking on the appropriate package).
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      Windows 98/ME/2000/XP/Vista: Audacity 1.2.6 zip file (3.0 MB) - If you cannot run the installer because you are in a computer lab or other restricted environment, download and unzip this file instead.