Thanx a bunch!
Are these Topo
premium v3 combined via Gmaptool app to two .img files, each under 4GB?
I got all these maps up and running, and did some experimenting, trying to combine eastern part of southern
Norway with western part of southern Sweden, ending up with .img files of 3-4GB. Seems like the Astro 320 dislikes big files - works, but becomes awfully slow. No wonder really, since the unit and its computing power is from 2011? Found that it is better for ok speed to have several, relatively small, .img files on the card, and only activate the ones I need now.
I tried finding a topo sweden map including property borders, and found a topo pro sweden v6 download from tPB, but the Astro doesn't recognize this .img file (tried naming it gmapsupp.img and swev6.img, both to no avail).Any ideas? Are these .img files locked somehow? How do you unlock them? Gimgunlock?
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Last edited by
jis3003 on Tue Nov 10, 2020 9:24 pm, edited 1 time in total.