That is quite an improvement. I had to have dropped the base impedance from 400 ohms to 40 ohms for it to do that.
Dave WX7G On Fri, Dec 14, 2012 at 1:12 PM, Carl <k...@jeremy.mv.com> wrote: > A ground screen mesh extending out at least 25' from the base would > reduces losses considerably since just 10-20 radials has little effect. > At a prior QTH, going from 100 radials of 60-130' to spokes of 4' x 50' > rabbit wire mesh on top of them made the difference between also ran and > pileup busting on 160. Id call that at least 10dB in anybodys book. > > My soil was like beach sand altho 20 miles from the ocean; likely leftover > from the iceage roll back. > > ----- Original Message ----- From: "David Michael Gaytko // WD4KPD" < > wd4...@suddenlink.net> > To: <topband@contesting.com> > Sent: Friday, December 14, 2012 2:04 PM > Subject: Topband: raised radials > > > the more i read, it seems raised radials are a fairly easy way to raise >> the effeciancy of a short vertical. >> >> i have a hy-gain 18ht with base loading. can i use these raised radials >> with this antenna, and if so how to do it. it is impossible to raise the >> whole antenna to get the base off the ground. >> >> david/wd4kpd >> >> >> -- >> God's law is set in stone..everything else is negotiable. >> >> ______________________________**_________________ >> Topband reflector - topband@contesting.com >> >> >> ----- >> No virus found in this message. >> Checked by AVG - www.avg.com >> Version: 10.0.1430 / Virus Database: 2634/5459 - Release Date: 12/14/12 >> >> > ______________________________**_________________ > Topband reflector - topband@contesting.com > _______________________________________________ Topband reflector - topband@contesting.com