RIG EXPERT AA 55 ZOOM_SMITH CHART

IU5MPT

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Jan 16, 2025
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Good morning! I need to understand the image generated by the RigExpert AA55 Zoom analyzer in the Smith function. Anyone who knows it would do me a great favor by explaining it to me. The red point, if I understand correctly, is the pure resistance whose value is defined on the central axis. The displacement from the axis means that we are in the presence of greater negative reactance, therefore capacitive. The yellow line should represent capacitive reactance, I think... The blue line represents inductive reactance. Now I don't understand the dashed circle... Do these circles on the central axis represent the SWR? The image comes from the analysis of a Hustler 4BTV vertical antenna placed on a roof with ground radials and about 23 meters of RG58 descent cable. I thank anyone who responds and wish everyone a good day.
Alberto-IU5MPT-
 
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