[time-nuts] Symmetricom OCXO ID
John Miles
jmiles at pop.net
Thu Sep 8 02:33:12 UTC 2011
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-
> bounces at febo.com] On Behalf Of John Petrich
> Sent: Wednesday, September 07, 2011 4:54 PM
> To: time-nuts at febo.com
> Subject: [time-nuts] Symmetricom OCXO ID
>
> I know this is one of those questions: I am trying to identify the
voltage
> requirements for the double oven heater elements to an HP 10811D
> (type)OCXO
> from a Symmetricom GPS receiver. The HP s/n is 3505A22776. Both HP and
> Symmetricom support cannot provide any data. The obvious heater leads
> measure 43K ohms rather than the typical HP specified cold 43 ohm reading.
> Does anyone know the proper heater voltages and, better yet, the color
> coding?
>
>
That might be the thermistor you're measuring, or one of the other
connections. What does the connector look like? Any photos, or other
markings?
-- john, KE5FX
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