antenna 20m72 links - and 1 categories
Antennas : 20M
- 20m delta loop
- This antenna is fed for vertical polarisation, to give a low angle of radiation for DX and also a nearly omni-directional radiation pattern.
[ Hits: 62503 | Votes: 63 | Rating: 6.94 ]
- 20m T-Monopole
- 20m T-Monopole short vertical antenna for 20 meters by AA5TB
[ Hits: 11290 | Votes: 5 | Rating: 9 ]
- PV5 Yagi antenna for 20m
- 5 elelents yagi beam antenna for 20 meters band by T93M
[ Hits: 4526 | Votes: 0 | Rating: 0 ]
- G4CQM Homebrew VHF Yagi antennas
- Homebrew VHF Yagi 50MHz 144MHz 432MHz 1296MHz 2320MHz 6M 2M 70CM 23CM 13CM Yagis
[ Hits: 20478 | Votes: 101 | Rating: 8.43 ]
- A Horizontal loop for 80 meter dx
- This 80-meter quad loop system requires only supports of modest height a better single-element antenna may be hard to find
[ Hits: 5945 | Votes: 4 | Rating: 5.5 ]
- Luisteramateur NL-10145 EH Antenna
- Calculate EH Antenna, 20m 40 80m. Fotos, Original eh antenna building.
[ Hits: 1605 | Votes: 10 | Rating: 6.2 ]
- Antenne Maria Maluca
- An antenna originally planned in the sixties, a two element beam antenna tunable on several band, in french
[ Hits: 1608 | Votes: 2 | Rating: 4.5 ]
- 6 Meter Moxom
- Download a 6 meter moxon antenna, drawings, photos, plots by Allen Baker KG4JJH, (10 Mb!)
[ Hits: 3625 | Votes: 7 | Rating: 3.43 ]
- Dualband 17m/20m Moxon
- A Moxon rectangle antenna for 17 and 20 meters band
[ Hits: 3564 | Votes: 0 | Rating: 0 ]
- Homemade Carolina Windom antenna
- This multiband wire antenna it is an off centre fed dipole, with 10 feet of vertical radiator, needs no tuner on 40m, 20m and 10m and works fine on all bands above 40m with a tuner, and even below 40m on 60m, and 80m.
[ Hits: 7647 | Votes: 11 | Rating: 7.45 ]
- The 5 Bands Wire-Beam
- This wire-beam has one radiator-element, feeded with 450-Ohm-Wireman-twinlead and needs an antenna-tuner. For the bands 6m, 10m, 12m, 15m, 17m and 20m bended reflector-elements are used.
The support is a cross of 4 fibreglass-fishing-rods
[ Hits: 5559 | Votes: 2 | Rating: 7 ]
- 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: 4864 | Votes: 4 | Rating: 8 ]
- ON3JT vertical multiband hf antenna
- A simple and low cost multiband vertical hf antenna covering 5 bands (20m-10m) from an old CB antenna
[ Hits: 3892 | Votes: 2 | Rating: 6.5 ]
- Center-Loaded Off-Center-Fed Dipole - 6 band
- Multiband Center-Loaded Off-Center-Fed Dipole (CL-OCFD) antenna that work on 80m 40m 30m 20m 15m 10m
[ Hits: 7570 | Votes: 6 | Rating: 6.83 ]
- QRP 20m Antenna Tuner Unit
- A QRP antenna tuner for 20 meters band
[ Hits: 10459 | Votes: 5 | Rating: 6.4 ]
- Antenna for deed restricted lots
- An effective 10-20m DX antenna for deed restricted lots, original article by K7ZB
[ Hits: 54241 | Votes: 10 | Rating: 7.5 ]
- GAP Titan DX performance test
- GAP Titan DX Evaluation, antenna for 10m 15m 20m 40m 80m
[ Hits: 13917 | Votes: 17 | Rating: 5.59 ]
- Wire beam antenna for the bands 6m, 10m, 12m, 15m, 17m and 20m
[ Hits: 1965 | Votes: 2 | Rating: 9.5 ]
- Chameleon Antenna
- The Chameleon V1 HF Multiband Antenna is a mobile antenna that can also be used as portable. Lightweight mil whip antenna system with 10 BANDS capability 6m, 10m, 12m, 15m, 17m, 20m, 30m, 40m, 60m & 80m.
[ Hits: 3018 | Votes: 15 | Rating: 0 ]
- The Ventenna
- Rugged, disguised 2m, 220MHz, 440MHz, and 2m/440 dual band antennas, HF portable antennas, portable dipoles.
[ Hits: 4406 | Votes: 18 | Rating: 8.55 ]
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