Guys, Gary, KD9SV, has developed a very good 40 db preamp just for the Waller Flag that covers both 160 and 80M bands.
73, Dennis W0JX --- On Sat, 9/5/15, kd9sv <kd...@comcast.net> wrote: > From: kd9sv <kd...@comcast.net> > Subject: RE: Topband: Waller Flag > To: "'Dennis W0JX'" <w...@yahoo.com> > Date: Saturday, September 5, 2015, 7:44 PM > Dennis, in case you have > an interest in building a WF I have a new preamp > especially for that type of antenna...80/160 > with adjustable gain and max of > 40db and it > is "rock solid" with absolutely no tendencies > toward > oscillations...73, have a good > season, de gary > > The picture > is with shield removed which normally covers the 5 > FET's > > -----Original > Message----- > From: Topband [mailto:topband-boun...@contesting.com] > On Behalf Of Dennis > W0JX via Topband > Sent: Saturday, September 05, 2015 6:57 PM > To: topband@contesting.com > Subject: Topband: Waller Flag > > The Waller Flag is a very good > TB RX antenna. Most of the time it is > installed in the vertical plane as it was > originally developed and is made > rotatable. > It can be as low as 20 feet off the ground although some are > put > on taller towers. N4IS has also > developed a horizontal version, basically > the same antenna, to respond to horizontally > polarized signals. However, the > antenna > needs to be quite high to be effective, at least 70 feet > and > preferably up at 90 to 100 feet to work > well. > > 73, Dennis > W0JX > _________________ > Topband Reflector Archives - http://www.contesting.com/_topband > _________________ Topband Reflector Archives - http://www.contesting.com/_topband