[time-nuts] Ultra low phase noise floor measurement system for RF devices.

Magnus Danielson cfmd at bredband.net
Sat Mar 31 21:20:27 EDT 2007


From: John Ackermann N8UR <jra at febo.com>
Subject: Re: [time-nuts] Ultra low phase noise floor measurement system for RF devices.
Date: Sat, 31 Mar 2007 19:48:07 -0400
Message-ID: <460EF337.6000908 at febo.com>

> SAIDJACK at aol.com said the following on 03/31/2007 07:08 PM:
> 
> > Does anybody have any experience with using real Audio analyzers for these  
> > phase noise measurements?
> >  
> > I am particularly interested in how to calibrate the system, and find the  
> > descriptions at Wenzel lacking, and at Vectron not detailed enough...
> 
> Try to find the documentation for the HP 3048 system.  It has a lot of
> info about all the variables you need to calibrate out.  There's a *lot*
> to it.

I'm considering putting that new and shiny audio analyzer to some alternative
use that I bought at work. Preferences towards BNC, XLR or Banana-jacks anyone?
:)

I was just looking at the 3048 manuals the other night. Bumped into a new site
with HP manuals I haven't seen before.

Cheers,
Magnus



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