Archived posting to the Leica Users Group, 2014/07/01

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Subject: [Leica] Firmware M240
From: hopsternew at gmail.com (Geoff Hopkinson)
Date: Wed, 2 Jul 2014 11:29:19 +1000
References: <53B3538B.9050708@threshinc.com> <80F9701439F20347874CE5E4E03C22E9E6CD9D54@WhizzMAIL01.whizz.org>

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
>
> _______________________________________________
> Leica Users Group.
> See http://leica-users.org/mailman/listinfo/lug for more information
>


Replies: Reply from john at mcmaster.co.nz (John McMaster) ([Leica] Firmware M240)
In reply to: Message from pklein at threshinc.com (Peter Klein) ([Leica] Firmware M240)
Message from john at mcmaster.co.nz (John McMaster) ([Leica] Firmware M240)