Re: Antenna Feedline Question
Posted by
Joe-aa4nn on
May 14, 2006; 6:19pm
URL: http://elecraft.85.s1.nabble.com/Antenna-Feedline-Question-tp389612p389617.html
Hi Tom,
Go ahead and cut your dipole for 7.000Mhz.
Feed it with 450 ohm ladder line.
By all means, use the BL1 connected to the 450 ohm ladder line in the shack.
Use a short coax jumper, 3 or 4 feet, between the BL1 and the K2 auto tuner.
You're in business, 40m-10m.
73 & gl,
de Joe, aa4nn
----- Original Message -----
From: "Tom McCulloch" <
[hidden email]>
To: <
[hidden email]>
Sent: Sunday, May 14, 2006 12:17 PM
Subject: [Elecraft] Antenna Feedline Question
>
> Hi all,
> I am running a barefoot K2 with various options, including the auto-tuner
> and am getting ready to put up a new antenna. I've decided on a 40 meter
> dipole that I will feed with 450 ohm 'window' line. This will be my only
> antenna, at least for a while. I operate mostly on 40 meters (CW) but
> also a bit on 20 (psk31) and 15/10 (also CW) when they are open and hope
> to tune the 40 meter dipole to those bands with the auto-tuner.
>
> I am planning to run the 'window' line all the way into the shack to the
> K2 (which is about 5 or ten feet from the outside wall). My question is
> should I also use the BL1 at the K2 and will I have any trouble tuning to
> the other bands. I guess I don't understand what 4:1 means, in this case
> as I'll be using 450 ohm feedline to the K2.
>
> Thanks in advance for your comments.
>
> Tom
> WB2QDG
> K2 1103
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