[Elecraft] Re: [Icom] Opinions re: HF Verticals?
W2AGN
[email protected]
Tue Oct 15 14:21:00 2002
On 15 Oct 2002 at 11:25, Larry East wrote:
> At 02:21 AM 10/15/02 -0500, sjolin wrote:
> > Changing the length of coax used
> >to feed an antenna will change the swr at the rig. I've seen cases where the
> >swr will change just by adding an extra couple feet of cable in the shack.
>
> That is incorrect -- if your "SWR Meter" is indeed measuring SWR. The
> complex impedance seen by the rig (or tuner) will change depending on the
> length of coax, but not the "true" SWR. For an insight into this, read
> Chapters 7, 8 and 9 in "Reflections II" by M. Walter Maxwell, W2DU. A most
> illuminating book that should be read by every "technically oriented" ham...
>
> 73,
> Larry W1HUE/7
>
> PS - PLEASE lets DON'T start a big thread on SWR, complex impedances, etc.!
At least take it to QRP-L. Call it the "Deja Vu-Conjugate Matches"
thread.
--
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