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[TowerTalk] AIM4170 calibration help

To: Tower Talk <TowerTalk@contesting.com>
Subject: [TowerTalk] AIM4170 calibration help
From: Jorge Diez - CX6VM <cx6vm.jorge@gmail.com>
Date: Sat, 24 Sep 2016 00:16:07 -0300
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Hello

I have an old AIM4170 and I want to run it in a new computer

I open the software and it told me that I need to calibrate

I did standard calibration, when I connect the short circuit connector a
message that say

Cal Load Warning
the load impedance is aproximately 20152.979 instead of 0 ohms. Do you want
to continue? I said yes and it go.

Then I attach the open circuit
Cal Warning
there seems to be a long stub on the RF connector. The cfalibration may not
be accurate around 2 Mhz, Do you wan to continue? I said yes and it go

Then I attach the standard resistor (200 ohms) and another message
Cal Load Warning
The load impedance is aproximately 16659.519 instead of 200 ohms. Do you
want to continue?
I continue

Another message: make sure the loads were correct for the short and open
cal procedure

After that: do you want to save the new data. I save it

Calibration is complete NOTE Zref=50

But when I want to scan an antenna the results are vert strange

Seems something wrong when calibration, right?

-- 
73,
Jorge
CX6VM/CW5W
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