File:Noisetest with subtraction.wav

Generated from http://wiki.audacityteam.org/w/images/2/2a/Noisetest.wav with audacity 2.0.5 with patch available in http://wiki.audacityteam.org/w/images/4/4b/NoiseRemovalSpectralSubtractSlider.patch.

Audacity noise removal configuration:

Noise Reduction: 48 Sensitivity: 0 Subtraction: 1.0 Frequency Smoothing: 200 Attack/decay: 0.1