[time-nuts] HP 5065a failure of Rb oscillator problem solved

paul swed paulswedb at gmail.com
Tue Sep 27 13:04:32 UTC 2011


Happy to post the pix someplace but do not have any accounts like facebook
etc.
Though a great home would be Diddiers site. I could send perhaps 10 of the
best pix.
By the way looking into the oven you can see the glass rb filter cell. Talk
about a classy piece of technology. This ain't no FRS-c. ;-)

On Mon, Sep 26, 2011 at 10:38 PM, WB6BNQ <wb6bnq at cox.net> wrote:

> Paul,
>
> As would I.
>
> Bill....WB6BNQ
>
> "J. L. Trantham" wrote:
>
> > Paul,
> >
> > I would love to see the pictures.
> >
> > Joe
> >
> > -----Original Message-----
> > From: time-nuts-bounces at febo.com [mailto:time-nuts-bounces at febo.com] On
> > Behalf Of paul swed
> > Sent: Monday, September 26, 2011 9:16 PM
> > To: Time-nuts; paul swed
> > Subject: [time-nuts] HP 5065a failure of Rb oscillator problem solved
> >
> > Hello to the group my trusty HP 5065a Rb ref died. Digging in I
> discovered
> > that the Rb oscillator was not drawing any current. So it was time to go
> > deep inside and see whats in there. Have taken pix of the innards but
> they
> > are each 2 MB in size. Anyhow it was A12R1 a 1330 ohm resistor that seems
> to
> > be open. Jumpered a 1500 ohm R in and the lamp re-ignites. Now to install
> > appropriate quality and temperature replacement and I should be back in
> > business. Must say the 3 levels of magnetic shielding really is
> impressive.
> > Regards Paul WB8TSL _______________________________________________
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