[time-nuts] Advantages & Disadvantages of the TPLL Method
magnus at rubidium.dyndns.org
Sun Jun 13 08:25:12 UTC 2010
On 06/13/2010 10:00 AM, John Miles wrote:
>> Correlation-based phase noise measurements
>> -- for John Miles
>> Practical Problems Involving Phase Noise Measurements
>> -- also for John.
> I've got these in my collection, but it never hurts to go back over them.
> Both these papers, of course, end their exploration of averaged correlation
> by saying "and here a dynamic signal analyzer is typically used." :-P
Which is how they say "problem solved by somebody else".
> It turns out that the common OCXO I was using has a higher PN floor than I
> thought (about -154 dBc/Hz) so I'll probably switch to independent OCXOs
> before delving into this too much further.
You where kind of measuring the noise floor of your setup.
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