[K3CAL] MFJ-259B Calibration

Wa4prr wa4prr at comcast.net
Sun May 19 13:18:52 EDT 2013


You are probably correct...I don't think there is a font set with Greek symbols on the I-pad.  73,

Ron Byzet / WA4PRR - Sent from my iPad

On May 19, 2013, at 1:02 PM, N3AE <n3ae at comcast.net> wrote:

> Ron,
> 
> I think we have a browser issue.  In my original post, the resistor values have the Greek symbol Omega after them (Ohms).  Your browser may have translated to the letter W.
> 
> Shawn
> 
> From: "Wa4prr" <wa4prr at comcast.net>
> To: "Calvert Amateur Radio Association - K3CAL" <k3cal at mailman.qth.net>
> Sent: Sunday, May 19, 2013 2:19:22 AM
> Subject: Re: [K3CAL] MFJ-259B Calibration
> 
> Shawn, don't you mean OHM instead of Watt loads?  73,
> 
> Ron Byzet / WA4PRR - Sent from my iPad
> 
> On May 18, 2013, at 6:29 PM, N3AE <n3ae at comcast.net> wrote:
> 
> Someone from the club asked me about an article I found on how to calibrate a MFJ-259B antenna impedance meter.   Unfortunately, I forgot who asked me.  Sorry to bother you if you're not interested.
> 
> The procedure can be found at http://www.mfjenterprises.com/pdffiles/MFJ-259B_Calibration.pdf
> 
> Also at http://www.w8ji.com/mfj-259b_calibration.htm
> 
> The procedure requires some high accuracy loads constructed with 1% non-inductive resistors and PL-259 connectors.  I bought the parts (connectors and 1% resistors) but have not put them together yet.
> 
> Loads needed:
> 
> A.   Short
> 
> B.     12.5-W load
> 
> C.    50-W load
> 
> D.    75-W load
> 
> E.     100-W load
> 
> F.     200-W load
> 
> 
> 
> 
> Shawn - N3AE
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