[time-nuts] Discipline a rubidium driven net4501 with a Garmin LVC 18?

Hal Murray hmurray at megapathdsl.net
Sat Oct 16 03:15:32 UTC 2010


> Search for RUBIDIUM and you will also find a guy selling a divider card that
> takes the LPRO output and generates several clocks,  including 1 Hz...
>  cheaper and more versatile than the FATPPS 

A 1 Hz clock derived from a rubidium isn't synchronized to UTC second ticks.

The PPS pulse out of a TBolt is only 10 microseconds wide.  Some 
hardware/software won't see that.  The FATPPS makes that wide enough to work 
with most setups.  I used a diode + R + C kludge.  It fits inside the TBolt.
 

-- 
These are my opinions, not necessarily my employer's.  I hate spam.






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