[time-nuts] Disciplining Rubidium

[John Miles]

Adding to Tom's worthy list:

11) Short-term phase noise; the GPS-Rb sources don't seem to be as clean as
the better GPS-OCXO packages.

-- john, KE5FX

> > More precisely, if I had two black boxes, one containing
> > a GPS-Rb-XTAL setup and another containing GPS-XTAL,
> > what measurement would you make from outside the boxes
> > to distinguish from one another?
>
> Ah, clever question. Here's ten ways to distinguish them...
>