[time-nuts] Best phase detector / mixer for 100MHz?

Bruce Griffiths bruce.griffiths at xtra.co.nz
Tue Nov 27 09:53:10 UTC 2012


Demian Martin wrote:
> I asked Wenzel about mixers for phase noise measurement and they directed me
> to Marki Microwave as what they use:
> http://www.markimicrowave.com/2770/Mixers.aspx  I have not obtained or
> tested any myself but it's a pretty solid recommendation I think.
>
> I got this guy to add cross correlation to his FFT software suite:
> http://www.hpw-works.com/  however I have not built hardware to try it. He
> has a 30 day trial and its not expensive for what it is, $300.
There's no evidence of a cross power spectrum function in this suite.
One needs to be able to average at least 10,000 cross power spectra for 
some applications.

Bruce




More information about the time-nuts mailing list