List: time-nuts@lists.febo.com
From: Bill
Re: [time-nuts] Low Additive Phase Noise 10 MHz Amps
Mon, Nov 24, 2014 5:48 PM
Phase noise, as all time nuts know, is NOT ADDITIVE NOISE, as in AWGN. It is multiplicative. The correct term, IMHO, is "residual phase noise". What additive noise refers to is the classic noise figure type noise involving small signals.
Again, as all time nuts know, low NF is necessary but not sufficient for low phase noise.