Archived posting to the Leica Users Group, 2014/07/01
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Sadly that is where my M started it pilgrimage to this morning :-( Suddenly (no drops etc) started close-focussing at less than 5m, so a couple of months before I see it again... john ________________________________________ It is homesick for the German summer I tell you! There's a really nice cafe in Leitzpark. Cheers Geoff http://www.pbase.com/hoppyman On 2 July 2014 11:01, John McMaster <john at mcmaster.co.nz> wrote: > I can walk outside (open to the sky) for an hour and the GPS does not lock > on :-( This both before and after the 2.0.1.5 firmware.... > > john > ________________________________________ > > Nah, John. GPS satellites do not discriminate by hemisphere. They are > in orbits inclined about 55 degrees to the equator, which means they get > farther south than even you. :-) And farther north than most > Canadians--which reminds me, to all Canadian Luggers, hope you had a > Happy Canada Day! > > Seriously, if you've done the firmware update, it may have reset the > last known position of the camera (to a default of Wetzlar, maybe?). > Which means it has to "see" at least four satellites clearly before it > knows where it is again. Usually there are 7-9 satellites visible at any > one time, but they transmit on frequencies that are absorbed by things > that contain water (ie trees, human bodies, etc.), not to mention > building walls and such. So you need to have a clear view of some open > sky for its initial setup, and the more, the better. After that, some > GPS' will use the last known location as an initial guess in its > algorithm, which can help fill in the blanks when less than four > satellites are currently visible. Others don't, and these can be > especially difficult to use indoors, in urbans downtown areas, or in > areas with a lot of RF interference. > > Take the camera outdoors where you can see a lot of sky, and wait a few > minutes, and I suspect all might be well again. I remember when we came > back from a trip to Florida with our GPS. It was raining a lot, so I > didn't take it outside to reset its location. Then we had to go to a > friend's country house which is so far out in the sticks that its Zip > code is EIEIO. The GPS "remembered" its last known position, and > insisted that it was in Florida for about 15 minutes, until it saw > enough satellites to realize that it was now a bit north of Seattle. :-) > > --Peter > > ---------- > > Yes, but you are in the northern hemisphere which has quite a few more > > satellites ;-) > > > > john > > > > ________________________________________ > > > > > > On Jul 1, 2014, at 3:34 AM, John McMaster wrote: > > > > > I find the GPS very unwilling to lock a signal in Wellington, will be > > > curious to see how you find things across the ditch.... > > > > GPS worked pretty well here even before the new firmware. > > > > LiveView no longer works on my M ;~( > > > > Regards, > > George Lottermoser > > > > http://www.imagist.com > > http://www.imagist.com/blog > > http://www.linkedin.com/in/imagist >