20 40 meters

129 links

Quad Antenna System by Pfeiffer Maltese ^pop
Excellent Quad Antenna projects for 40 20 17 12 10 and 6 meters band in ...

[ Hits: 39232 | Votes: 13 | Rating: 7.54 ]

40M Twin Half-Square Array
40 meters elevated vertical antenna array at VA7ST

[ Hits: 3482 | Votes: 2 | Rating: 5.5 ]
Vk5BR 20-40 Metre EH Antenna
VK5BR article on home brewing your own EH Antenna for 40 meters band

[ Hits: 1538 | Votes: 3 | Rating: 3 ]

40 Meter delta loop - KC4HW
A delta loop wire antenna plan for the 7 MHz band 40 meters that is ...

[ Hits: 7964 | Votes: 5 | Rating: 4.6 ]

3 elements Yagi for 7 MHz
A 3 element yagi beam for 40 meters band

[ Hits: 4949 | Votes: 7 | Rating: 5.71 ]

40 m Band Delta loop Antenna - YO4DFT
40 meters band Delta loop antenna plan that is vertically polarised

[ Hits: 9733 | Votes: 19 | Rating: 4 ]
Multi-Band Mono Delta Loop
Build a Multi-Band Mono Delta Loop for 40, 30, 20 and 15 Meters.

[ Hits: 6795 | Votes: 9 | Rating: 5.22 ]

40/80 Trap Dipole Design
An home made trapped dipole antenna for 40 and 60 meters band by 2E0HTS ...

[ Hits: 2577 | Votes: 4 | Rating: 7.75 ]
80-40-20 Meter Dipole antenna
Multiband dipoles capable of operating on 80 through 6 meters band with a tuner by ...

[ Hits: 2778 | Votes: 4 | Rating: 3.5 ]
Dipole for 40 Meters by K4VX
Here is a very simple and practical way to make a short but efficient 40 ...

[ Hits: 2706 | Votes: 1 | Rating: 10 ]
Multiband Wire Dipole - IW7EHC
A multiband dipole antenna that can work on 15 20 and 40 meters band made ...

[ Hits: 2047 | Votes: 8 | Rating: 6 ]

40 meter reversable Quad
3 Element reversable quad antenna for 40 meters band

[ Hits: 1599 | Votes: 0 | Rating: 0 ]

Multiband HF Vertical
A telescopic pole that you adjust to suit the band you re working on tested ...

[ Hits: 2384 | Votes: 5 | Rating: 7 ]
5 bands HF portable antenna
A vertical portable antenna system by W0SJS that will work on 40 30 20 17 ...

[ Hits: 1868 | Votes: 1 | Rating: 6 ]

Trap Dipole for 80 40 20 mt
A W3DZZ trapped dipole for 80 40 and 20 meters band by ZL1BJQ

[ Hits: 2624 | Votes: 3 | Rating: 9.33 ]

The W3EDP 85 ft end-fed antenna
An 85ft wire fed against a 17ft counterpoise that works well in 80 and 40 ...

[ Hits: 2121 | Votes: 2 | Rating: 9.5 ]

QROlle, 6 Band QRP-rig - Tilman D. Thulesius SM0JZT
QROlle QRP rig 6 Band Shortwave rig with SMD s 160 80 40 30 20 ...

[ Hits: 2238 | Votes: 2 | Rating: 9.5 ]

Cushcraft A3S/A743 Performance
Cushcraft A3S performances with the A743 kit to add 30 and 40 meters

[ Hits: 756 | Votes: 1 | Rating: 8 ]

Cushcraft R7 Manual - Cushcraft
Manual for R7, 10 12 15 16 20 30 40 meters band antenna

[ Hits: 8283 | Votes: 29 | Rating: 6.07 ]

40 meters QRP CW RTX - Nanda Kumar S
This is the schematic of asolid-state 7 MHz QRP CW transmitter by VU2NAN

[ Hits: 1089 | Votes: 2 | Rating: 8 ]