[time-nuts] GPS Units in Z3801A
kb8tq at n1k.org
Tue Jul 11 18:45:32 EDT 2017
I’ve swapped out the GPS on a couple of them. Not 100% sure what went wrong.
Swapping out a cheap GPS was a pretty easy decision compared to trying to
board level troubleshoot an undocumented GPS. When the swap out fixed the problem,
I moved on.
> On Jul 11, 2017, at 6:27 PM, Hal Murray <hmurray at megapathdsl.net> wrote:
> I have a Z3801A that has lost contact with GPS. The GPS module is working -
> the list of not-tracking satellites changes occasionally, but it never
> tracks anything. I've tried swapping antennas and such but that hasn't
> How often does the front end of the GPS module die?
> Will the newer 8 channel modules work in the Z3801A or do I need to locate an
> old 6 channel version?
> Is there a tells-all web page or message to this list about GPS modules for
> the Z3801A? I'd expect one, but I haven't found it.
> I noticed that the UTC time from the status page is different from the T2
> The UTC clock seems to have gone crazy. From the status page:
> Tracking: 0 Not Tracking: 6 UTC 06:28:15 [?] 01 Nov
> Tracking: 0 Not Tracking: 6 UTC 06:28:15 [?] 22 Aug
> Tracking: 0 Not Tracking: 6 UTC 06:28:15 [?] 19 Dec
> The T2 time is a day old. My guess is that it pulled the time it's using for
> T2 from wherever it stores the log slots.
> These are my opinions. I hate spam.
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