[time-nuts] RFX GPSDO - Anybody played with one of these?

paul swed paulswedb at gmail.com
Tue Oct 2 15:23:45 EDT 2012


Said
I was looking and did not see the eval kit on the sight???
Thanks
Paul
WB8TSL

On Tue, Oct 2, 2012 at 12:29 PM, Bob Camp <lists at rtty.us> wrote:

> Hi
>
> The rated temperature stability of the OCXO is not "super good". You will
> see more frequency shift on it than say the TBolt OCXO, far more than a
> DOCXO.
>
> That's not at all saying it's a bad part. For Time Nut duty, I would try to
> keep it in a fairly benign ambient situation.
>
> Bob
>
> -----Original Message-----
> From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> Behalf Of Jim Lux
> Sent: Tuesday, October 02, 2012 9:04 AM
> To: time-nuts at febo.com
> Subject: Re: [time-nuts] RFX GPSDO - Anybody played with one of these?
>
> On 10/2/12 5:08 AM, Azelio Boriani wrote:
> > Yes, I agree.
> >
> > On Tue, Oct 2, 2012 at 1:29 PM, Bob Camp <lists at rtty.us> wrote:
> >
> >> Hi
> >>
> >> The OCXO probably isn't going to do very well with the outdoor
> temperature
> >> swings.
> >>
> >> Bob
> >>
>
> Why not.. granted it's easier with large mass and large insulation, but
> ultimately, it's all about the closed loop gain of the temperature
> control loop.  With small mass, the time lag effects will be small, at
> least.
>
>
>
>
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