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DX Toolbox searches the Web for you, gathering information on solar and geomagnetic conditions that affect radio propagation.

It displays in real-time the following important readings:

  • Solar Flux
  • A-Index
  • K-Index
  • Solar Flux
  • Sun Spot Number
  • X-Ray Flux levels
  • X-Ray flares
  • Solar Wind
  • Earth's Magnetic Field
  • Radio Blackout conditions
  • Geomagnetic Storm conditions
  • Solar Radiation Storm conditions

What's New

Version 2.5:
  • You can enter a grid square and have the map jump to that location.
  • Current conditions window reports "None" for no adverse conditions.
  • Grayline window: 'Now' and 'Path' are checkboxes instead of buttons.


Mac OS 9.0 or later

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DX ToolBox User Discussion


Current Version (2.x)


Downloads 2,339
Version Downloads 1,329
License Shareware
Date 06 May 2005
Platform OS Classic / PPC 32
Price $24.99
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