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

Richard W. Solomon w1ksz at earthlink.net
Sat Oct 16 14:47:03 EDT 2010


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73, Dick, W1KSZ


-----Original Message-----
>From: Hal Murray <hmurray at megapathdsl.net>
>Sent: Oct 15, 2010 8:15 PM
>To: Discussion of precise time and frequency measurement <time-nuts at febo.com>
>Subject: Re: [time-nuts] Discipline a rubidium driven net4501 with a Garmin LVC 18?
>
>
>> 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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