GPS

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"I would say GPS with 1:25K mapping is overkill, but if you like gadgets then go for it and tell me how wonderful it is!"

I did say "what I'd really like" and I accept that I'll probably have to settle for a lesser solution. 1:50K should still be pretty good.

"Just out of interest, which PDA offers enough storage to have 1:25K maps on them? or is it a case of just putting relevent maps on the unit before you go out?"

I envisaged having the maps on my laptop and download the PDA with the area I'm currently visiting. I know it's a bit cheeky, but I reckon I could write some code to rip the appropriate mapping from streetmap or multimap and turn it into mapping data for the PDA. If this code ran on a PDA that has a built-in phone the mapping could (in theory at least) be updated from a live connection as soon as the GPS indicates travel out of the area that's currently loaded!

"Basically, which PDA/BT combination are you thinking of?"

I haven't gone into too much detail on this yet, but Navman with HP or Compaq seemed a possible combination.

Hi Steve,

Looking for a similar solution myself.

In my case the PDA is more important though, as it has to have a proper keybaord and cost as little as possible.

I envisage saving a set of maps and the air view phot of the area on a CF memory card and view it from an application within the PDA.

Although I could connect the PDA to a GPS, I'm not sure this is just a bit of complexity, when all I need is to type in the location from the GPS onto the record for the site, and since GPS are not too accurate unless you have a mil-chip I've decided on the E-Trex since it's cheap.