[Top] [All Lists]

Re: [RFI] Auto quieting

To: rfi@contesting.com
Subject: Re: [RFI] Auto quieting
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Sat, 10 Oct 2015 23:59:55 -0700
List-post: <rfi@contesting.com">mailto:rfi@contesting.com>
On Sat,10/10/2015 11:41 PM, KD7JYK DM09 wrote:
: "Great" compared to what?

Exceptional compared to nothing at all or something worse.

: Many years ago, zip cord was measured by ARRL
: Labs and found to be fairly lossy -- 3.9 dB/100 ft at 14 MHz -- with Zo
: of 105 ohms. A low dipole (1/4 wave high or less) typically has
: feedpoint Z of 50 ohms or lower, so it's not a very good match.

Irrelevant in the mentioned applications.

Lessee -- it's an emergency, we're likely on emergency power, maybe QRP, and it's irrelevant that you're losing half the TX power in a feedline?

73, Jim K9YC
RFI mailing list

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