2008/7/26 Gervase Markham [EMAIL PROTECTED]:
Random question: does the orientation of a GPS receiver make any
difference? If I hold my BGT-11 vertically, will it find it harder to
get and keep a lock than if I hold it horizontally? Also, does it make
it slower to get a lock if I walk along
On 7/26/08, Gervase Markham [EMAIL PROTECTED] wrote:
Random question: does the orientation of a GPS receiver make any
difference? If I hold my BGT-11 vertically, will it find it harder to
get and keep a lock than if I hold it horizontally?
I really want to do some experimentation with
, Jul 26, 2008 9:22 pm
Subject: Re: [OSM-talk] GPS receiver orientation
To: Gervase Markham [EMAIL PROTECTED]
CC: talk@openstreetmap.org
On 7/26/08, Gervase Markham [EMAIL PROTECTED] wrote:
Random question: does the orientation of a GPS receiver make any
difference? If I hold my BGT-11 vertically
On Jul 26, 2008, at 13:37 , Franc Carter wrote:
My entirely annecdotal experience has been that my TomTom 910 takes
longer to get a fix when I am moving than stationary. I have an
external aerial, so the movement should be the main determinent
The same for me with my Hamlet GPS
That's not how it works. That wouldn't even work as the satellites
move all the time too.
Why it usually requires you to be stationary when getting the first
fix is because you need the ephemeride for each satellite which takes
up to 30 s of continous signal per satellite after your receiver has
On Samstag 26 Juli 2008, Gervase Markham wrote:
Random question: does the orientation of a GPS receiver make any
difference? If I hold my BGT-11 vertically, will it find it harder to
get and keep a lock than if I hold it horizontally? Also, does it make
it slower to get a lock if I walk along
Joerg Ostertag (OSM Tettnang/Germany) wrote:
The Antenna of the naviGPS can be seen here:
http://www.ostertag.name/osm/NaviGPS/thumbs/TN_960x1280_img_1220.jpg
which means laying your NaviGPS should result in the best reception.
That's very helpful. So if you have a flat antenna like that,
Random question: does the orientation of a GPS receiver make any
difference? If I hold my BGT-11 vertically, will it find it harder to
get and keep a lock than if I hold it horizontally? Also, does it make
it slower to get a lock if I walk along while it's trying?
I don't know the chipset, if
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