[time-nuts] Are there SC-crystals out there in the wild that are not Overtone?

[Azelio Boriani]

Reference on high quality crystal oscillators:
<https://www.bartelsos.de/dk7jb.php/colpitts-oszillator-rohde>

On Fri, Feb 28, 2020 at 11:35 AM Attila Kinali <attila at kinali.ch> wrote:
>
> On Thu, 27 Feb 2020 08:45:16 -0800
> "Richard (Rick) Karlquist" <richard at karlquist.com> wrote:
>
> > OTOH, you could build a simple Colpitts
> > oscillator and see where it oscillates.
> > That's what they did back in the dark
> > ages.
> >
> > Any time nut should be up for that.
>
> Yes, but how many of us can build a time-nuts quality oscillator?
> I'm still lacking that paper/book that teaches me how to build
> a high stability oscillator.
>
> I have a couple of 5MHz 3rd OT SC cut crystals in HC-37 case sitting
> in a box, waiting to be used as some oscillator, I just lack the knowledge
> to make good use of them.
>
>                                 Attila Kinali
>
> --
> In science if you know what you are doing you should not be doing it.
> In engineering if you do not know what you are doing you should not be doing it.
>         -- Richard W. Hamming, The Art of Doing Science and Engineering
>
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