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10/06/15
• GPS and Elevation
... or "How high are we really?"
If you have a GPS you'll know that essentially it tells you three things: your longitude, your latitude and your elevation. This all sounds straightforward enough, if very clever, but in fact it's only half the story as things are nowhere near that simple. read more ... |
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13/05/15
• What is a GPX file?
Paul looks into the mysteries of the GPX file.
If you use a GPS and want to exchange data with a computer then you will have had to grapple with GPX files. So what are they all about? read more ... |
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04/02/15
• The Return of Ordnance Survey 1:50K
Before Christmas we had to drop OS 1:50K map tiles from our mapping application, now they're back.
Those of you who use our GPS mapping application will have been disappointed before Christmas when we had to drop OS 1:50K map tiles from our mapping application and impose strict quotas on the use of OS 1:25K map tiles and aerial photography. read more ... |