Black Cat Systems today announced the release of DX Toolbox 3.1.4, a radio propagation/conditions analysis and forecasting tool for amateur radio operators, shortwave listeners, and other radio enthusiasts. This version adds estimated S unit values to propagation forecasting tools, updated data sources for the new solar wind and magnetic field graphs, and includes several bug fixes. [ Price: US$24.99 ~ Requires: Mac OS X ~ Demo available ]
