[time-nuts] 35601A as stand-in for 11848A ?
jmiles at pop.net
Sat Jan 5 19:29:55 EST 2008
> I am trying the setup using an E1938A DUT. The noise floor out of
> the Mixer
> is about -120dBc/Hz, way too high. Tried other sources with known noise
> floors of about -160dBc/Hz as well, similar results.
That sounds like a system-level error; you're accounting properly for the
LNA gain, right?
Are you using my PN software, or your own? If it's mine, what are you
plugging into the "Noise Response" field?
-- john, KE5FX
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