TenTec
[Top] [All Lists]

Re: [TenTec] 75 Ohm twin velocity factor ?

To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
Subject: Re: [TenTec] 75 Ohm twin velocity factor ?
From: "dw" <bw_dw@fastmail.fm>
Reply-to: Discussion of Ten-Tec Equipment <tentec@contesting.com>
Date: Sat, 27 Jan 2007 00:49:11 -0800
List-post: <mailto:tentec@contesting.com>
In case you like this idea...
I made up some varied lengths of 450 ladder, soldering alligator clips
on
the ends.
Sometime, I use these just to see how an antenna system responds.


On Fri, 26 Jan 2007 14:36:06 -0600, "Stuart Rohre"
<rohre@arlut.utexas.edu> said:
> While many 50 ohm coaxes are in the Velocity factor range of 0.66, twin
> lead 
> lines typically are 0.98.
> 
> There are procedures to use an MFJ Antenna Analyzer to measure the exact
> Vp 
> of any line.  Running on batteries, you can do this for twin lines to
> better 
> than ball park figures.  I think these instructions for the MFJ use are
> on 
> line.  Google Search "MFJ 259 Instructions"
> 
> Stuart
> K5KVH 
> 
> 
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
-- 
  dw
  dw@sover.net

_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec

<Prev in Thread] Current Thread [Next in Thread>