20 m vertical116 links - and 2 categories
Antennas : 10M
- Petlowany Three-Band Burner Antenna
- The Petlowany Three-Band Burner is a simple, low-cost, trapless short vertical antenna which amazingly works on three HF bands (20, 15 and 10 meters). This web page contains pictures, performance data, and enough construction details so you can homebrew your own.
[ Hits: 5777 | Votes: 5 | Rating: 7.20 ]
- The Doble L antenna for 160 and 80 m
- The antenna has the form of a C, it is fed in the centre of the vertical section which is abt 20 m high by HB9TPL
[ Hits: 2276 | Votes: 1 | Rating: 3.00 ]
- 20 Meter Vertical Moxon
- A 14 Mhz version of the vertical moxon antenna homebrewed.
[ Hits: 9068 | Votes: 11 | Rating: 5.64 ]
- OH2FFY - Car Antenna
- Low cost build up of a 20 meter vertical for stationary mobile use that performs exceptionally well.
[ Hits: 1188 | Votes: 6 | Rating: 5.50 ]
- Vertical antenna for 20-15-10 m
- This is a vertical multiband antenna made up of several aerial elements lambda/4 length, feeded with just a coaxial cable in French.
[ Hits: 21370 | Votes: 15 | Rating: 5.54 ]
- The ground image vertical antenna
- A 20 meter quarter wave vertical antenna by jerry sevick W2FMI QST Article
[ Hits: 5184 | Votes: 4 | Rating: 7.25 ]
- Backyard 7 Mhz Vertical
- A vertical antenna for 40 meters band by PA5MW
[ Hits: 1041 | Votes: 0 | Rating: 0.00 ]
- 2 Elements revesible verticals antennas
- 2 element reversible verticals, small footprint, big results.
[ Hits: 2135 | Votes: 1 | Rating: 8.00 ]
- A portable 10/20/40 mt vertical antenna
- A portable vertical antenna for 10 to 40 meters, designed for mobile operations can be used in a car as seen in pictures. A modified version for 20 and 40 meters is described too.
[ Hits: 75877 | Votes: 43 | Rating: 5.05 ]
- Home Brew Loading Coil for AD5X Vertical
- How to make a loading coil for the AD5X portable vertical antenna
[ Hits: 2910 | Votes: 13 | Rating: 7.91 ]
- Radial System Design
- Are the lengths of antenna radials related to the height of a vertical? By N6LF
[ Hits: 739 | Votes: 1 | Rating: 5.00 ]
- Vertical antenna for Vacation
- Vertical Vacation Antenna for 80, 40 and 20 Meter-Band, by Herbert OE3BMB
This antenna is a full size λ/4 for 20m and 40m band, and a shortened λ/4 for the 80m band.
Generally on the 40m band the SWR is under 1,6. In 80m and 20m band at the resonant frequency the SWR is about 1,1.
[ Hits: 4847 | Votes: 4 | Rating: 8.00 ]
- Homebrew Buddistick 2007
- W3FF article about the buddistick portable vertical antenna in a PDF file
[ Hits: 5218 | Votes: 21 | Rating: 7.39 ]
- EZ-Lindenblad Antenna for 2 Meters
- This easy to build antenna works well for satellite or terrestrial communication, horizontal or vertically polarized by Anthony Monteiro, AA2TX QST Article
[ Hits: 6808 | Votes: 12 | Rating: 9.25 ]
- Effects of Very Large Ground Screens
- A theoretical and experimental study of the effects of very large ground screens on 20 meter verticals
[ Hits: 324 | Votes: 0 | Rating: 0.00 ]
- G8JNJ Broadband HF Vertical Antenna
- G8JNJ Broadband HF Vertical Antenna - Requires no tuner - great results from 40m to 10m plus 80m & 6m with reduced performance
[ Hits: 4401 | Votes: 4 | Rating: 7.00 ]
- 28.2025 MHz. 5 Watts output to a half wave, end fed, vertical antenna.
[ Hits: 254 | Votes: 0 | Rating: 0.00 ]
- VA3GRR - Radio Beacon
- VA3GRR is a radio beacon, operating on the 10 meter amateur band. Its frequency is 28.205.5 MHz. It runs just under 5 watts of power into a vertical half-wave ringo style antenna
[ Hits: 331 | Votes: 1 | Rating: 10.00 ]
- Antennae Depot
- HF Yagi and Vertical antennas for Amateur Radio.
Full line of mono-band HF antennas (40, 20, 15, 10 m) high-efficient yagi beams from Russia
[ Hits: 2660 | Votes: 2 | Rating: 5.50 ]
- Operating NVIS
- Near Vertical Incidence Sky Wave (NVIS) Propagation, PPT presentation by Marc C. Tarplee, Ph.D. N4UFP
[ Hits: 1374 | Votes: 4 | Rating: 9.50 ]
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