Re: External GPS antenna question

2009-07-08 Thread Mikhail Umorin
On Friday 03 July 2009 22:42:04 Mikhail Umorin wrote: Hello -- Thank you all for the feedback! I have decided to get a passive antenna (Arcon: GPS-ANT-MMCX, from Amazon.com) for just a good reception and more accurate fix in the open. And for car/indoor/rainforest situations I shall get a

Re: External GPS antenna question

2009-07-06 Thread Helge Hafting
Tomasz Suchan wrote: Hi Armin, I use the atenna for GPS Tracking during biking and car tours. As the FR is always running (no sleep) and with activated GPS module - the battery last about 4h - then it's empty. Is accuracy much better with external antenna? If the external antenna can be

Re: External GPS antenna question

2009-07-06 Thread Ruben Leote Mendes
BTW, anyone have any info on the radiation pattern of the internal antenna? Rúben Em Seg, Julho 6, 2009 13:31, Helge Hafting escreveu: Tomasz Suchan wrote: Hi Armin, I use the atenna for GPS Tracking during biking and car tours. As the FR is always running (no sleep) and with activated GPS

Re: External GPS antenna question

2009-07-05 Thread Ben Wong
and if you are carrying the FR in a pocket, yes it gets a lock most of the time, but the track wobbles all over the place - up to a hundred meters.  And if driving through an urban canyon, similar track errors can occur.  Ive wanted a small external powered antenna for some time to improve

Re: External GPS antenna question

2009-07-05 Thread Al Johnson
On Saturday 04 July 2009, Paul Fertser wrote: Al Johnson openm...@mazikeen.demon.co.uk writes: On Saturday 04 July 2009, Paul Fertser wrote: Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix

Re: External GPS antenna question

2009-07-05 Thread Rask Ingemann Lambertsen
On Sat, Jul 04, 2009 at 09:17:25PM +0400, Paul Fertser wrote: Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external - within 5min to 10min I get a fix. WTF?

Re: External GPS antenna question

2009-07-04 Thread Sebastian Krzyszkowiak
On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external - within 5min to 10min I get a fix. WTF? I'm getting fix easly with *internal* GPS antenna in 30 seconds - 2 minutes...

Re: External GPS antenna question

2009-07-04 Thread Tomasz Suchan
Hi Armin, I use the atenna for GPS Tracking during biking and car tours. As the FR is always running (no sleep) and with activated GPS module - the battery last about 4h - then it's empty. Is accuracy much better with external antenna? I usually have something like +/- 3-5m accuracy and need

Re: External GPS antenna question

2009-07-04 Thread Paul Fertser
Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external - within 5min to 10min I get a fix. WTF? I'm getting fix easly with *internal* GPS antenna in 30 seconds - 2

Re: External GPS antenna question

2009-07-04 Thread Hammer Armin
Hi Tom Is accuracy much better with external antenna? I usually have something like +/- 3-5m accuracy and need something better. Hm. I only use the external antenna, but I think it's better than +/- 3-5m. When I import my gps infos into google-earth the waypoints follow quite accurate the

Re: External GPS antenna question

2009-07-04 Thread Al Johnson
On Saturday 04 July 2009, Paul Fertser wrote: Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external - within 5min to 10min I get a fix. WTF? I'm getting fix

Re: External GPS antenna question

2009-07-04 Thread Paul Fertser
Al Johnson openm...@mazikeen.demon.co.uk writes: On Saturday 04 July 2009, Paul Fertser wrote: Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external - within 5min

Re: External GPS antenna question

2009-07-04 Thread William Kenworthy
On Sat, 2009-07-04 at 19:56 +0100, Al Johnson wrote: On Saturday 04 July 2009, Paul Fertser wrote: Sebastian Krzyszkowiak seba.d...@gmail.com writes: On 7/4/09, Hammer Armin aham...@datazug.ch wrote: With the internal gps antenna, the first fix last quite long - with the external -

External GPS antenna question

2009-07-03 Thread Mikhail Umorin
Hello -- I want to buy an external GPS antenna and would like to know what is the difference between active, passive (?), powered, and amplified antennas (antennae). What are the implications of their use with FR (power consumption, performance, etc)? Which ones of the above should work in