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Re: [gpsd-users] Suggestions for inexpensive receiver
From: |
David J Taylor |
Subject: |
Re: [gpsd-users] Suggestions for inexpensive receiver |
Date: |
Tue, 9 Aug 2016 14:44:34 +0100 |
http://www.banggood.com/1-5Hz-VK2828U7G5LF-TTL-Ublox-GPS-Module-With-Antenna-p-965540.html
This looks interesting, but the web page says timing accuracy is only
30 microseconds. That's pretty bad for a GPS module with PPS. Could
that be a typo?
Miroslav Lichvar
=================================
Miroslav,
I think you're right.
There's a data sheet here, which doesn't help, unfortunately!
https://github.com/CainZ/V.KEL-GPS/blob/master/VK2828U7G5LF%20Data%20Sheet%2020150902.pdf
Looking briefly at one on the 'scope suggests +/- 150 ns worst case, which I
agree isn't great, but a lot better than the Banggood specification, more in
line with what would be expected from a ublox module, and jolly good for a
$9 unit!
Cheers,
David
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