One QST article from back in the 80's suggested sloping up from about 8-10', which was a comfortable place to work at, then a 45* angle to 20' and then horizontal.
Perhaps someone has the details handy. Carl KM1H ----- Original Message ----- From: "Jerry Keller (K3BZ)" <[email protected]> To: "(REFLECTOR) Topband" <[email protected]> Sent: Thursday, November 10, 2011 7:17 PM Subject: Re: Topband: Easy Inverted L for 169 (NCJ M/A 2011) Info Needed > May elevated radials be horizontal? May they slope upward? Or must they > slope downward? If so, how much of a slope is needed? > > Jerry K3BZ > > -----Original Message----- > From: W0MU Mike Fatchett > Sent: Wednesday, November 09, 2011 5:26 PM > To: Michael Goins > Cc: ZR ; [email protected] > Subject: Re: Topband: Easy Inverted L for 169 (NCJ M/A 2011) Info Needed > > High enough so people can't touch it would be my answer. > > Mike W0MU > > J6M CQ WW DX CW Contest 2011 > J6/W0MU November 21 - December 1 2011 > W0MU-1 CC Cluster w0mu.net > > > On 11/9/2011 11:48 AM, Michael Goins wrote: >> How high off the ground does the feed point need to be on 160 to be >> considered elevated enough to use tuned radials? I have the space - >> nine acres - but deer are an issue with radials. >> >> Mike, k5wmg >> >> >> >> >> On Wednesday, November 9, 2011, ZR <[email protected] >> <mailto:[email protected]>> wrote: >> > Installing a dense radial field in the first 50' is the most >> important step >> > for a small lot. Galvanized and plastic dipped rabbit fence works >> wonders >> > for that. Solder wires to the ends to extend the radial field >> however you >> > can. >> > >> > Carl >> > KM1H >> > >> > >> > ----- Original Message ----- >> > From: "W0MU Mike Fatchett" <[email protected] <mailto:[email protected]>> >> > To: <[email protected] <mailto:[email protected]>> >> > Sent: Tuesday, November 08, 2011 1:57 PM >> > Subject: Re: Topband: Easy Inverted L for 169 (NCJ M/A 2011) Info >> > Needed >> > >> > >> >> If the feedpoint is elevated you should have 4 tuned radials. If it >> >> is >> >> ground mounted it needs radial field just like a vertical. 32 is a >> >> decent number more is better of course. They don't have to be 1/4 >> >> either to work. >> >> >> >> The current balun or choke is best at the feedpoint but some will also >> >> put one at the radio. >> >> >> >> Mike W0MU >> >> >> >> J6M CQ WW DX CW Contest 2011 >> >> J6/W0MU November 21 - December 1 2011 >> >> W0MU-1 CC Cluster w0mu.net <http://w0mu.net> >> >> >> >> >> >> On 11/7/2011 9:30 AM, Mark Adams wrote: >> >>> Hi Gang, >> >>> >> >>> I am planning to try this antenna for the winter and need more >> >>> information. >> >>> The author, NE0U, seems to have no known email address that I can >> find so >> >>> here goes. >> >>> >> >>> 1. I assume that the vertical radiator and the ground radial >> are both >> >>> the SAME length. Correct? >> >>> 2. The sketch on page 20 shows the Ferrite Current Balun a the >> >>> feedpoint, but the text of the article has it at the transmitter. >> >>> Which is >> >>> correct? Does it matter? >> >>> >> >>> Yes, I could goof around with these two items, but I'd rather just >> put it >> >>> up and dink around only if necessary. >> >>> >> >>> Thanks es 73, >> >>> Mark K2QO >> >>> K2 #543 >> >>> FN03ra >> >>> _______________________________________________ >> >>> UR RST IS ... ... ..9 QSB QSB - hw? BK >> >> _______________________________________________ >> >> UR RST IS ... ... ..9 QSB QSB - hw? BK >> >> >> >> >> >> ----- >> >> No virus found in this message. >> >> Checked by AVG - www.avg.com <http://www.avg.com> >> >> Version: 10.0.1411 / Virus Database: 2092/4005 - Release Date: >> >> 11/08/11 >> >> >> > >> > _______________________________________________ >> > UR RST IS ... ... ..9 QSB QSB - hw? BK >> > >> >> -- >> Michael Goins >> Professor, Writing >> University of Texas at San Antonio >> >> Michael Goins >> 2508 Timbercreek Road >> Pipe Creek, Texas 78063 >> >> Michael Goins, Owner/Editor >> Natural Awakenings-San Antonio/Hill Country magazine >> Currently distributing 20,000+ magazines in 450+ locations here with >> an online edition that gets emailed across the globe! >> >> Mike >> "The writer hides his crazy. It's like a little secret present inside >> filled with bees." - Chuck Wendig >> >> Mike >> "Writing is art. Editing is science. All of it together is craft." - >> Chuck Wendig >> / >> >> * >> * >> >> * >> * >> >> / >> > _______________________________________________ > UR RST IS ... ... ..9 QSB QSB - hw? BK > > _______________________________________________ > UR RST IS ... ... ..9 QSB QSB - hw? BK > > > ----- > No virus found in this message. > Checked by AVG - www.avg.com > Version: 10.0.1411 / Virus Database: 2092/4008 - Release Date: 11/10/11 > _______________________________________________ UR RST IS ... ... ..9 QSB QSB - hw? BK
