Mac Grayliner 2.2.0
Mac Grayliner displays a map of the entire Earth, showing day, night, and
more importantly, the terminator between day and night. Studies have shown
enhanced radio propagation occurs between two points which are both on the
Now with version 2.1.1, the locations of active NCDXF/IARU beacons can be
displayed in real time, along with the beacon callsign, country, and
location. This should be helpful for identifying DX openings.
Mac Grayliner requires a Mac with a color display.