[ntp:questions] Re: Good and cheap GPS receivers (was: Reference clocks - which?)
bg at lysator.liu.se
Sat Oct 30 22:19:34 UTC 2004
"Wolfgang S. Rupprecht" <wolfgang+gnus20041030T140650 at dailyplanet.dontspam.wsrcc.com> writes:
> One thing to keep in mind is that Garmin GPS's which will extrapolate
> for 30 seconds whenever it loses lock. That tends to give a false
> impression that things are working better than they really are.
> Graphing the time (or positional) jitter will show you that things
> aren't working all that well.
Does your Garmin extrapolate on the sky-plot? (Navigate is my wording
for "at least 3-4 sats" in previous message)
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