31: Dx Atlas 2.3 Key

DX Atlas 2.3 Key 31 — Write-up

Overview

DX Atlas 2.3 is a Windows/Linux ham-radio mapping application that overlays amateur radio-oriented map layers (gridsquares, propagation, spots, activated squares, repeaters, etc.) atop world map tiles. “Key 31” likely refers to a specific map key, layer identifier, or configuration used with DX Atlas (for example a custom key file or a map layer index). This write-up documents what DX Atlas 2.3 is, what “Key 31” commonly denotes, how to locate and use such a key, and practical examples.

Most often when operators refer to “Key XX” in DX Atlas context they mean an item in the “Keys” (legend) file that defines how particular DX entities are drawn (color, symbol, visibility).

Geographic Visuals: Rectangular and azimuthal projections, 3D topography, and Gray Line (day/night terminator) displays. dx atlas 2.3 key 31

If that’s the case, here’s why I can’t proceed: DX Atlas 2