On Jul 1, 10:27*am, RHF wrote:
On Jun 30, 6:59*pm, "
wrote:
Was at a field day thing this past weekend. *I wasn't there when they
set everything up.
- *There were 3 antennas in use.
Basic Antenna Modelshttp://en.wikipedia.org/wiki/Antenna_%28radio%29#Basic_antenna_models
The Basic Antennahttp://www.electronics-tutorials.com/antennas/antenna-basics.htm
Overview of Antennashttp://www.ess.washington.edu/Space/ESS205/antennalecture.pdf
-*One very clearly was a Yagi.http://www.jpo.go.jp/seido_e/rekishi...i/Yagi_Antenna
- One of the others very clearly was a "vertical"
The Vertical over a Ground -aka- Marconi Antennahttp://www.midnightscience..com/_xtal/00000210.htmhttp://www.electronics-tutorials.com/antennas/antenna-basics.htmhttp://www.hnsa.org/doc/radio/chap20.htm
- and the other one was like a wire running the
- length of the parking lot and was up about as
- high as the building - then it had a middle wire
- running in to the shack with the radio. *I was
- told that was a horizontal antenna.
Dipole Antenna, developed by Heinrich Rudolph Hertzhttp://www.hfradio.ca/images/AntennaRadiate.jpghttp://en.wikipedia.org/wiki/Dipole_Antennahttp://en..wikipedia.org/wiki/Hertz_antennahttp://en.wikipedia.org/wiki/Hertz_antenna#Electromagnetic_research
Half-Wave Dipole Antennahttp://www.electronics-tutorials.com/antennas/antenna-basics.htmhttp://www.electronics-radio.com/articles/radio/antennas/dipole/half-...
-*Isn't there more specific names for vertical and
- horizontal antennas than just vertical and horizontal??
-
- Thanks.
Shortwave Radio Listening (SWL) Newbies :
Some Antenna Basics from Marconi to Hertz to Yagi . . .
shortwave radio listening (swl) where the word 'antenna'
means more than 'pole' in italian - iane ~ RHF {pomkia}
*.
Are You Interested in building a better Shortwave Listening*
(SWL) Antenna ? {SWL Group} =http://tinyurl.com/ogvcf
GoTo =http://groups.yahoo.com/group/Shortwave-SWL-Antenna/
*.
RHF's Standard "Shortwave Radio Listener (SWL) Antennas Group"
Reference Message Signature-Line =http://tinyurl.com/25zbrghttp://grou...1dac3b4a1798e0
*.
* Remember 55.5% of Shortwave Radio Listening (SWL)
is the Shortwave Antenna =http://tinyurl.com/ogvcf
*.
RHF's Radio Shack in Twain Harte, California -USA-
SHACK INFO =http://tinyurl.com/2skmxm
Shortwave Radio / Receiver and SWL Antenna Info
*.
-=2SKMXM=-
-=25ZBRG=-
SWR3:SWL:INFO
*.
Thanks. Looking all these sites up over the weekend. Great list.!!