Notes
- PA0SIM DSP noise reduction: http://www.pa0sim.nl/Software.htm
- Roger Rehr, W3SZ – various methods: http://www.nitehawk.com/w3sz/w3szdspnew.htm
- Cedar Audio: http://www.cedaraudio.com/
- Noise reduction plugins: http://www.sonicscoop.com/2013/05/30/the-best-noise-reduction-plugins-on-the-market/
- SOS Noise reduction tools and techniques: http://www.soundonsound.com/sos/jan12/articles/noise-reduction.htm