External Links
Planning, Licensing etc
Technical
- Radio propagation Information index
- PSK reporter website
- http://www.ham-radio-deluxe.com/ – Ham Radio Deluxe homepage
- http://www.dxcluster.org/main/usermanual_en.html – DXSpider Manual
- http://www.dxcluster.org/main/filtering_en.html – DXSpider Filtering primer