[TowerTalk] Antenna Analyzer Suggestions Solicited

Jim Brown jim at audiosystemsgroup.com
Thu Mar 5 14:45:32 PST 2009


On Thu, 5 Mar 2009 22:20:41 +0000, RICHARD SOLOMON wrote:

>The AIM 4170 is nice, BUT, 
>hauling around a PC to use it is a major drawback.

Dick,

I'd give alternate advice. You already own a good unit that you can 
drag up to the top of a tower. I have one too. Keep it for that 
purpose. Buy the N2PK unit (best), the AIM 4170, or the Ten Tec TAPR 
VNA (which I also own) and use it for more robust impedance 
measurements, filter response measurements, etc. You will appreciate 
the difference. 

It is important to realize that NONE of these will measure a multi-
turn ferrite choke correctly (in fact, they will give you VERY wrong 
answers). But they are quite useful for their intended purpose -- as 
ANTENNA analyzers. The TAPR and the N2PK have the added function of 
being a vector network analyzer. 

73,

Jim Brown K9YC




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