
Yesterday freegeographytools.com (a great resource if you’re interested in mapping, GPS, and GIS applications – they offer a lot of insights and opinions on various free software) wrote the first article in a series on building an inexpensive GeoPad. They are defining a GeoPad as a small touchscreen computer, field ready, loaded with built-in GPS…
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One of our recent customers to purchase our South American Topographic Maps Series 2 which covers almost all of Brazil (as well as most of Peru and parts of Bolivia) had a few questions for us after downloading the 124 maps from the OverlandResource.com client download center (you can do the same by purchasing the…
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I thought I’d write down an email exchange I had with a recent customer who purchased one of our South American Topographic Map series. As you can read on the download page, the maps are in Russian, and normally not of much use to us English speakers. To remedy that we provide a database of…
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The biggest strength in OziExplorer is its ability to display georeferenced, scanned paper maps. But many really good maps don’t come in the rectangular format that OziExplorer likes to display – there are often city cut-outs, indexes written down a sidebar of the page, legends, and even advertising. Using the moving map feature, your track would run through the middle of these areas, making them useless to you. So, what can you do?
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International Travel Maps have some of the best paper maps available for expedition and adventure travel. Based out of Vancouver, British Columbia, Canada, these guys have been producing maps for over 20 years. This article describes the process we use for calibrating the maps for use in GPS software, and shows how well they actually work.
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Finding good maps of South America can be difficult, especially if you don’t want to spend a lot of money. This article summarizes our research on good south american topographic maps, especially for GPS use.
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This article describes how to calibrate a scanned paper map into OziExplorer mapping and GPS software. Watch the video how-to and read the extra details that follow in the text.
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When searching for topographic maps, particularly for regions in Africa, Asia, and South America you will likely run into JOG, TPC, ONC, JNC, and GNC charts and maps. These different map styles were all designed as aeronautical navigation maps, primarily by the American military. This article briefly describes each type.
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There are basically three options when it comes to digital mapping while on the road. From simplest to most complex they are a handheld GPS unit, permanent GPS in the vehicle, and GPS receiver connected to a laptop or in-dash PC. This article summarizes the three options to help you decide which system to purchase.
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