[time-nuts] CS frequency standard

[Pete Lancashire]

Pretty much the same as Paul, I do it every 4 months. I'll soon have a
timer to turn the unit on a few hours every 120 days or something like that.





On Fri, Jul 10, 2015 at 6:53 AM, paul swed <paulswedb at gmail.com> wrote:

> As Mark says the tubes have a very finite life. So like him I turn mine on
> as needed and every 6 months. My tube is on absolute fumes and is very very
> marginal. But it still locks on its own in something like 16 hours with
> almost impossible to see beam current.
> So if you follow the every 6 months then indeed that CS will last a long
> time.
> Plus no power consumption and heat generation. How green is that?
> Now some might say whats the value of the CS if its not your main
> reference?
> It helps resolve ambiguity between to GPSDOs as an example. Which ones
> moving around more. Its great for checking your RB offsets etc.
> Few people need the CS on all the time. The other funny thing on the HP
> series you can turn the tube off and just use the OCXO after its been
> adjusted accurately.
> I run my HP 5065a Rb the same way. Power as needed and every 6 months.
> So you are very lucky to have a good CS.
> Regards
> Paul.
> WB8TSL
>
> On Thu, Jul 9, 2015 at 6:07 PM, Don Latham <djl at montana.com> wrote:
>
> > I lucked out on a very squeaky clean FTS 4060 CS standard. Started up
> right
> > away and appears to have a strong tube.
> > My question for those in the know:
> > I don't appeal to the standard very often.
> > Should I leave it on all the time, on a UPS, or start it up when I need
> it?
> > I'm 76. If I leave it on, will it last as long as I need it :-)?
> > Thanks and howdy,
> > Don
> >
> >
> >
> > --
> > "Noli sinere nothos te opprimere"
> >
> > Dr. Don Latham AJ7LL
> > Six Mile Systems LLC
> > 17850 Six Mile Road
> > Huson, MT, 59846
> >
> > mail:  POBox 404
> > Frenchtown MT 59834-0404
> >
> > VOX 406-626-4304
> > CEL 406-241-5093
> > Skype: buffler2
> > www.lightningforensics.com
> > www.sixmilesystems.com
> >
> >
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