[time-nuts] TrueTime XL-AK Issues
Bob kb8tq
kb8tq at n1k.org
Wed May 23 15:26:29 EDT 2018
Hi
My guess would be that they are not in a mode that allows them to lock. Some
GPSDO’s require a “start” command. Others hold off locking until a site survey
is complete ( or they have verified the last survey is correct ).
Bob
> On May 23, 2018, at 1:31 PM, Richard Solomon <w1ksz at outlook.com> wrote:
>
> I have had two of these sitting on the shelf for years. Today I decided to see if they work.
>
> It's a slow week !!
>
>
> I hooked them up to my external GPS Antenna through my Symmetricon Splitter and
>
> looked at the 10 MHz output on my HP 5334B (reference input derived from a Trimble
>
> T-Bolt).
>
>
> They both show a number of Satellites, but one reads 4.7 Hz low while the other reads
>
> 1.3 Hz low. I expected better.
>
>
> Any thoughts on what would cause such a large deviation from 10 Mhz ?
>
>
> Thanks for any replies,
>
>
> 73, Dick, W1KSZ
>
>
> Sent from Outlook<http://aka.ms/weboutlook>
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