short vertical
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Antennas : 160M- Short antennas for 160m
- Often it is not possible to erect a full quarter wave verticals, especially on 160m or even more so at 600m. In this article N6LF illustrate some ideas.
[ Hits: 1135 | Votes: 1 | Rating: 10 ]
- Short Vertical for 160 meters
- A top band shortened vertical antenna project. This project includes drawing and MMANA-GAL output screens.
[ Hits: 307 | Votes: 2 | Rating: 9 ]
- A shortened 20m vertical
- A shortened 20m vertical antenna design made with 4Nec2
[ Hits: 1726 | Votes: 1 | Rating: 6 ]
- N3OX Flex Vertical for 40m
- N3OX three meters Flex Vertical, a Short, Frequency Agile Vertical for 40 meters
[ Hits: 716 | Votes: 0 | Rating: 0 ]
- High Performance 40 Meters Vertical
- 40 meter vertical antenna construction, a shortened easy-to-build vertical, with no-radials,
made from surplus military camouflage poles
[ Hits: 2228 | Votes: 2 | Rating: 8.5 ]
- Short vertical for 6 meters
- A 30 cm antenna for the six meters band in japanese
[ Hits: 185 | Votes: 1 | Rating: 1 ]
- 80 Meter Shortened Ground Plain Antenna
- This antenna is a vertical loop antenna mounted on a 8 meters high grounded mast with an input impedance of 50 Ohms without a matching device
[ Hits: 443 | Votes: 1 | Rating: 5 ]
- Loaded Quarter Wave Antenna Inductance Calculator
- Here is a formula and calculator for creating a loaded (shortened) quarter wave vertical or balanced dipole. The calculation refers to either a loaded 1/4 wave or a loaded dipole
[ Hits: 162 | Votes: 0 | Rating: 0 ]
- Coil-Shortened Vertical Antenna Calculator
- You can shorten a vertical antenna by using a loading coil. This online calculator tells you how the amout of inductance your loading coil will need to have.
[ Hits: 309 | Votes: 2 | Rating: 5.5 ]
- 4 Square vertical system
- This page is a short description of the four phased verticals system for 160m 80m and 40m
[ Hits: 542 | Votes: 0 | Rating: 0 ]
- Helix Antenna for 7 MHz
- From his simple ham radio antennas series, KH6JRM describe an interesting short vertical helix antenna for th 40 meters band
[ Hits: 1638 | Votes: 2 | Rating: 2.5 ]
- J-pole antenna Calculator
- Online calculator for J-Pole antennas. The J-pole antenna consists of a short and a long vertical pole with a feed point near the bottom. The antenna looks like the letter J, hence the name J-pole antenna.
[ Hits: 416 | Votes: 0 | Rating: 0 ]
- Portable Vertical Antenna
- A home made portable vertical antenna, that with a single 1/4 wave counterpoise wire is possible to achieve less than 1.5:1 SWR on 40, 30, and 20 meter bands. It is basically a center load, shortened ground plain vertical antenna.
[ Hits: 362 | Votes: 0 | Rating: 0 ]
- 40 m short vertical
- A shortened and invisible wire antenna for 7 MHz
[ Hits: 6189 | Votes: 17 | Rating: 7.65 ]
- Short vertical antenna for 80 Meters
- A short antenna for 80 meters band , article with pictures and details by N4SPP
[ Hits: 1467 | Votes: 3 | Rating: 4 ]
- Antenna vertcal 40M
- Shortened vertical antenna for 40 meters band an homebrew project
[ Hits: 1512 | Votes: 7 | Rating: 6.29 ]
- Short 80m center-loaded vertical
- A short vertical antenna for 80 meters band
[ Hits: 1535 | Votes: 2 | Rating: 5.5 ]
- Short Vertical Antennas and Ground Systems
- Relevance of a proper ground systems on short HF vertical antennas, with an analysis on a vertical antenna for 160 meter band
[ Hits: 458 | Votes: 0 | Rating: 0 ]
- The K2AV FCP Single Wire Folded CounterPoise
- Efficient Low Band Counterpoise for Restricted Circumstances Loss Avoidance Opportunities and Techniques for the Low Bands
The short and linear FCP was designed to reduce ground losses from inadequate radial systems beneath inverted L and other vertical antennas.
[ Hits: 283 | Votes: 0 | Rating: 0 ]
- NVIS Propagation
- Near Vertical Incidence Skywave propagation is a form of radio wave propagation used on the MF and HF bands to provide radio communications and broadcasting coverage over short distances, especially where the terrain contains obstacles.
[ Hits: 446 | Votes: 1 | Rating: 10 ]
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