12 meter antenna
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Antennas : 12M- Trapped Dipole for 12 and 17 Meters
- A small sized and very cheap antenna project that allow you to work on WARC bands with a total gain very close to the dipole in both bands. On 12 meters is a normal dipole, while on 17 is a trapped dipole. Article in Italia
[ Hits: 886 | Votes: 1 | Rating: 1 ]
- Directional Helical Antenna
- This antenna is intended for the 20-meter Band.
There are two Voltage Fed Helical Dipoles, made with 2 slinky that fed with phase shift in 90 degree
[ Hits: 1087 | Votes: 1 | Rating: 8 ]
- K7EA 30 Meter Ground Plane Antenna
- A 30 Meter Quarter Wave DIY Ground Plane Antenna that loads up nicely also on 12 and 6 meters
[ Hits: 741 | Votes: 3 | Rating: 9.67 ]
- Slot-Cube Antenna for 6 Meters
- Slot cubes are folded skeleton slot antennas with widened, folded dipoles bent into a cube to reduce size. QST Article 12 2019
[ Hits: 580 | Votes: 2 | Rating: 5.5 ]
- 6 Elements Yagi Antenna on 50 MHz
- This is a design based on the QuickYagi 4 software by WA7RAI with some changes for practical reasons. The beam uses 6.5 metres of standard 25mm square boom, 12mm diameter elements without tapers. The actual boom length used is 6.3 metres and all parts are readily available.
[ Hits: 134 | Votes: 2 | Rating: 6 ]
- 6el LFA Yagi for 50MHz
- This six element LFA Yagi for six meters has a 1.5 inch square boom with a 1.5 inch secondary boom beneath the first. This ensures the 7.3 metre long boom will not sag and will not require any guying. This antenna has 12.3 dBi Gain and just over 23dB F/B.
[ Hits: 117 | Votes: 2 | Rating: 4 ]
- End-Fed antenna for 17 and 12 meters
- Article about an end-fed anntenna for the 17 and 12 WARC Bands. 30 meters is not included in this project. This antenna includes a 14 windings unun impedance transformer using a FT-140-43 ferrite toroid, that should be enought for a 100W PEP.
[ Hits: 541 | Votes: 3 | Rating: 4.33 ]
- Testing Dipole vs Indoor Magnetic Loop Antenna
- Testing performances of indoor antenna. A comparison of a magnetic loop antenna vs a classic wire dipole done using wsprlite on 30 meters band.
[ Hits: 856 | Votes: 2 | Rating: 5.5 ]
- 3 band J-Pole Antenna
- Pictures of a 2 meter, 220, 440 copper J-Pole antennas
[ Hits: 2611 | Votes: 12 | Rating: 6.08 ]
- 30-10 Meter Loop
- An home made magnetic loop antenna project using a military surplus 150pf capacitor by KF5CZO
[ Hits: 1101 | Votes: 0 | Rating: 0 ]
- MagLoop 10-24 Mhz
- A few pictures of an homebrew magnetic loop RTX antenna project, working from 30 to 12 meters with excellent results
[ Hits: 699 | Votes: 4 | Rating: 6 ]
- Homemade Magnetic loops antennas by F5RDS
- Basic magnetic loop antenna examples and loop aerials theory explained. This article inclued some interesting tricks on building magnetic loop antennas and an usefull excell sheet to help compute magneti loop antennas calculating power efficiency from 10 to 40 meters band
[ Hits: 257 | Votes: 0 | Rating: 0 ]
- Practical Balcony Version of an Old Military Car Antenna
- The antenna almost repeat the design of the Car Antenna however instead of aluminum tubes it was used copper wire in plastic insulation in diameter of 2- mm (12 AWG).
[ Hits: 390 | Votes: 2 | Rating: 7.5 ]
- Balcony Dipole Antenna for 20 Meter
updated
- Antenna may be made practically from any wire (strand, solid) having a reasonable diameter 0.5 2.0 mm (24- 12 AWG). Antenna may be installed at any balcony of 3 to 6 meter length.
[ Hits: 341 | Votes: 4 | Rating: 10 ]
- Multiband HF Dipole
- A 40 ft vertical dipole antenna that can cover HF Bands from 80 to 10 meters winding a dipole in a 12m HD telescoping fiberglass pole
[ Hits: 3120 | Votes: 7 | Rating: 6.43 ]
- 40m wire Yagi antenna
- A 4 element Wire Yagi antenna design for the 40 meters band
[ Hits: 1777 | Votes: 1 | Rating: 5 ]
- YAGI Antenna for 24 Mhz
- A 2 elements yagi beam for 12 meters band with liear load
[ Hits: 420 | Votes: 1 | Rating: 2 ]
- 3 Element Yagi Antennas for 144 MHz SSB-CW
- A great and efficient monoband VHF portable antenna. The article consist of two version of a 12.5 Ohm 3 elements yagi beam antenna plans for the two meter band, a full sized and a shortened version expecially designed for the SSB and CW on 144 MHz.
[ Hits: 427 | Votes: 4 | Rating: 8 ]
- Cushcraft R8 Vertical Project
- 40/30/20/17/15/12/10/6 Meters antenna setup and assembly with high res pictures of the R-8 Antenna
[ Hits: 279 | Votes: 0 | Rating: 0 ]
- MA5B Manual
- Cushcraft MA5B 20 / 17 / 15 / 12 / 10 Meter Beam Antenna assembly and installation manual
[ Hits: 692 | Votes: 1 | Rating: 1 ]
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