- Windows shareware, automatic NCDXF beacon monitor for Radio Amateurs, SWL'ers and HF communication engineers. by Alex VE3NEA. It continuously monitors 18 NCDXF beacons
on five bands, automatically detects the presence of the beacon signals, even in QRM and noise.
- NDBfinder allows you to use your PC and soundcard to receive, detect, identify and log NDBs (Non Directional Beacons
used for maritime and aeronautical navigation)