Dutch ham radio. Several radio amateurs make a group on the 14292 kHz frequency. It is the 20 meter band.
This is recorded July 21st 2014 around 11 …
February 9th, 2015
Here I have tried to use Audacity noise-reduction on some radio speech.
ORiginal was recorded from the Twente university online radio tunner
http://websdr.ewi.utwente.nl:8901/
PRocessed with noise-reduction in Audacity.
September 28th, 2014