[time-nuts] Symmetricom TimeSource 3000 3500 Question

[Azelio Boriani]

Here you can find a manual
<http://www.syncworks.com/pdf/symmetricom-timesource-3000/097-72050-01-Rev-M.pdf>
in the manual there is a reference to an "IF converter" so, yes, you need one.

On Wed, Dec 4, 2013 at 11:29 PM, Skip Withrow <skip.withrow at gmail.com> wrote:
> Hello Nuts,
>
> I have a Symmetricom 3500 shelf minus GPS receiver.  The 3xxx series looks
> like it uses a proprietary IF interface that shoots 18V up to the GPS
> receiver, and I don't know what comes down.  There has to be data though
> since the box can report lat and lon.  Don't know if there is also any
> frequency reference signal, but based on the function of the box you might
> think that there is.  The physical interface is just a single piece of coax.
>
> Does anyone know what the 'proprietary IF interface' is?  Does anyone have
> an extra GPS receiver laying around that they would like to get tid of (or
> where I could find one) for these boxes?
>
> Thanks in advance.
>
> Skip Withrow
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