[time-nuts] Phase noise measurement (was - no subject)

dk4xp at arcor.de dk4xp at arcor.de
Tue Aug 24 20:24:03 UTC 2010


 


Von:     Bob Camp <lists at rtty.us>

> If you start with a mixer that runs 500 mV / radian (an RPD-1 at the typical
> 8 mV / degree + 10%) then -180 below that would be 0.5 nV. Since noise it
> coherent close in, the DSB  to SSB process nets you 1 nV out when you have
> -180 dbc noise. 

Adding the two sidebands may double the power, but not the voltage?


73, Gerhard



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