[RFI] RF Impedance measurement

Cortland Richmond ka5s at earthlink.net
Mon Oct 25 12:27:14 EDT 2004


George,

I have several of these devices and I prefer the MFJ-259B, as it is easier for me to operate.  However, we all have different needs; the AEA/Timewave CIA and VIA, and their predecessors, are pretty slick pieces of gear too, but again, not so easy to (in my opinion) operate, at least as stand-alone equipment. I carry an Autek RF-1 with my portable setup -- but  I find that hard to tune precisely enough.

Cortland  


-----Original Message-----
From: George Johnson <w1zt at comcast.net>
Sent: Oct 25, 2004 8:24 AM
To: rfi at contesting.com
Subject: [RFI] RF Impedance measurement

All,
I could use your thoughts and experience with measuring RF impedances with 
"less than lab quality" commercial equipment.  I would like to measure and 
characterize things like antennas, baluns, ununs, etc over our typical HF 
range.  I have an old MFJ 259 but it lacks direct R and X measurement.  So 



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