| Contest Results in DL | DL-Contestjournal | |
| for PSK31: | official PSK Webside | |
| for MFSK: | official MFSK Webside | |
| for DigiPan: | official DigiPan Webside | |
| more digital software | NB6Z - Digital HF Ham Radio | |
| WM2U's Digital World Homepage | ||
| Auroral forecast | magnetic field North-pole | |
| Tropo Vorhersage | Tropo weathermap Europe | |
| Aurora, Sporadic E Forecast | The DK5YA VHF-Page | |
| back to start |