Tom --
You asked for the source of the statement about a Waller flag needing 40 dB of
preamplification. See
http://www.kkn.net/dayton2011/N4ISWallerFlag.pdf
at pages 6 and 7.
-- Art, KB3FJO
_
Topband Reflector Archives -
On Mon,9/7/2015 3:31 AM, Arthur Delibert wrote:
You asked for the source of the statement about a Waller flag needing 40 dB of
preamplification. See
http://www.kkn.net/dayton2011/N4ISWallerFlag.pdf
I saw that statement as well, which noted a gain of -53 dBi. My NEC
model, using Carlos's
s all the
difference in propagation and signal to noise ratio.
JC
N4IS
-Original Message-
From: Topband [mailto:topband-boun...@contesting.com] On Behalf Of Jim Brown
Sent: Monday, September 07, 2015 5:32 PM
To:topband@contesting.com
Subject: Re: Topband: [WARNING: A/V UNSCANNABLE]RE:
the
difference in propagation and signal to noise ratio.
JC
N4IS
-Original Message-
From: Topband [mailto:topband-boun...@contesting.com] On Behalf Of Jim Brown
Sent: Monday, September 07, 2015 5:32 PM
To: topband@contesting.com
Subject: Re: Topband: [WARNING: A/V UNSCANNABLE]RE: Waller
On Mon,9/7/2015 1:05 PM, K1FZ-Bruce wrote:
Thanks Jim, There are new hams that do not know how horizontal
antennas patterns change over ground.
Right. In general, horizontally polarized antennas only care about
height, while vertically polarized antennas care SOME about height, but
mostly
Thanks Jim, There are new hams that do not know how horizontal
antennas patterns change over ground. On 160 meters, Usually, but nor
always, higher is better up to 1/2 wavelength for low angle DX..
Lousy soil, like low conductivity sand, dry desert soil, can put the
effective conducting