[time-nuts] Microsemi versus Spetracom
Bob Camp
kb8tq at n1k.org
Thu May 7 00:44:51 UTC 2015
Hi
Once you dig inside the TS2100 to add a CPU board between the GPS and other
guts, you have reliability issues as well…..
Bob
> On May 6, 2015, at 5:35 PM, Bob Darlington <rdarlington at gmail.com> wrote:
>
> My personal S300 died last month but otherwise I've fielded them in hot,
> cold, dusty, wet, and dry environments and they seem to keep going. It
> passes the initial self tetst but won't fully boot. I suspect CF card
> failure. Microsemi won't talk to me without an active support contract.
>
> Due to its death, I'm now working on a BeagleBone Black "cape" specifically
> for M12+ or Furuno timing receivers. I appreciate COTS hardware, but I'm a
> hobbyist. Mine will be cheaper, but I can't vouch for more reliable yet.
>
> -Bob
>
> On Wed, May 6, 2015 at 1:58 PM, Andrew Cooper <acooper at keck.hawaii.edu>
> wrote:
>
>> So, yes, our old TS2100's suffered the 1995 bug over the weekend like all
>> of the others in the world. Kludged into working for the moment using 1PPS
>> and two units.
>>
>> I do need to buy a couple replacements, good time is critical around an
>> observatory, looking at a $16K purchase order. We have quoted both the
>> SecureSync from SpectraCom and the S350 from Microsemi, both fully spec'd
>> out with IRIG and IEEE1588.
>>
>> I am not really a time expert, just an everyday electrical engineer.
>> Thrust into the problem three days ago. I have learned a bit reading
>> through the Time Nuts archive... Thanks!
>>
>> Anything I should be aware of with these units. Any opinions on this
>> purchase?
>>
>> Thanks for your advice,
>> Andrew
>>
>> Andrew Cooper
>> Electrical Engineer
>> W. M. Keck Observatory
>> 808-881-3862
>> mailto:acooper at keck.hawaii.edu
>>
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