[time-nuts] How To Measure Long Term Phase Stability Of An Oscillator

Azelio Boriani azelio.boriani at screen.it
Sun Sep 22 07:46:38 EDT 2013


Time interval counter?

On Sun, Sep 22, 2013 at 1:30 PM, W3KL <w3kl at w3kl.com> wrote:
> How does one make a measurement of the phase stability of an oscillator over
> a time period much larger than the oscillator period?  For example, I have
> an oscillator with a frequency of 4 MHz and I want to measure the phase
> drift of the RF between a given point in time and then a time 4 seconds
> later.  I want to make a measurement that has a precision of 0.1 degree or
> better.
>
>
>
> Jeff
>
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