[TowerTalk] Baluns/tutorial/notes.

Jim Brown jim at audiosystemsgroup.com
Fri May 21 17:42:29 PDT 2010


On Fri, 21 May 2010 17:34:41 -0700, Richard (Rick) Karlquist wrote:

>Get a TWO port network analyzer and connect
>the DUT from the center conductor of port 1
>to the center conductor of port 2.  Measure
>S22 and calculate the impedance of the DUT.

EXACTLY! I'm using a similar setup, but with a generator and 
voltmeter. Don't get phase, but the magnitude data is good (to within 
the limits of stray L and C in my test setup). The dominant factor in 
my setup is 0.4 pF in parallel with the unknown. 

73,

Jim K9YC




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