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198 links

Make a Compatct Dipole for 7 MHz - QSO Shack
This article demonstrate how to build and mount a 40 meter loaded dipole using basic ...

[ Hits: 217 | Votes: 0 | Rating: 0 ]
Half-Length Dipoles for 40 Meters - W4RNL
Complete collection of the four main parts of this excellet research on modelling and designing ...

[ Hits: 388 | Votes: 2 | Rating: 10 ]

Six meter Hentenna - JR1LZK
An Hentenna project for the six meters band The standard size of standard hentenna is ...

[ Hits: 224 | Votes: 1 | Rating: 9 ]

80m Vertical - dj0ip
This is a FULL SIZE quarter wavelength vertical made on a 18m Spiderbeam fiberglass telescoping ...

[ Hits: 139 | Votes: 0 | Rating: 0 ]

Slim Jim Antenna Calculator by M0NWK - M0NWK
Easy to use online Slim Jim antenna calculator Input your frequency to automatically calculate the ...

[ Hits: 189 | Votes: 4 | Rating: 8.5 ]
Corned Fed Delta Loop - LA8OKA
Author found a ratio between the lengths of the sides of the Delta Loop that ...

[ Hits: 169 | Votes: 0 | Rating: 0 ]
Antenna too short! Inductivity matching with coil match. - dl7ahw
Wire antenna calculator with inductivity matching coil where length shorter lambda/4

[ Hits: 132 | Votes: 0 | Rating: 0 ]

OK1RD Beverage Antennas - OK1RD
A Beverage antenna system consisting of 4 time reversible Beverage antennas in length of 320m ...

[ Hits: 124 | Votes: 1 | Rating: 5 ]

Cobweb Antenna - W6AER
A home made cobweb antenna project made with easy to find parts 2 14 AWG ...

[ Hits: 266 | Votes: 4 | Rating: 10 ]

How to Tune Dipole Antennas - IW5EDI
This is a standard calculation method that can help you while tuning dipole antennas by ...

[ Hits: 336 | Votes: 5 | Rating: 8.6 ]
20 / 40 Meter Short Coil Loaded Dipole Antenna - buildthings
Experimenting a 20 40 meter short coil loaded dipole antenna with the goal to keep ...

[ Hits: 354 | Votes: 3 | Rating: 8.67 ]

The Quarter-wave stub - LA8OKA
The Quarter wave stub can be used for many purposes If it is left with ...

[ Hits: 136 | Votes: 1 | Rating: 8 ]

SWR analysis of a G5RV antenna - VE2XIP
G5RV SWR Analysis of a Radiowavz 10m 80m full length antenna made using a RigExpert ...

[ Hits: 108 | Votes: 0 | Rating: 0 ]

Homebrew an OCF Off-Center Fed Dipole Antenna - W5ODJ
This type of antenna is a popular antenna design as the performance is very good ...

[ Hits: 198 | Votes: 3 | Rating: 6.67 ]

A Simple 2 Element Quad Antenna for 10 meters - W4RNL
Quads beams consist of 2 1 wavelength approximately loops ordinarily arranged so that one is ...

[ Hits: 274 | Votes: 1 | Rating: 7 ]

Balcony Dipole Antenna for 20 Meter - VA3ZNW ^updated
Antenna may be made practically from any wire strand solid having a reasonable diameter 0 ...

[ Hits: 342 | Votes: 4 | Rating: 10 ]

Vertical Antenna Wavelength Vs Performance - VE7SAR
This article on basic antenna theory explains why is a 5 8 wavelength vertical antenna ...

[ Hits: 140 | Votes: 0 | Rating: 0 ]

Random Wire Antenna Lengths - AB3AP
When on the trail at Field Day or whenever a good antenna is unavailable a ...

[ Hits: 186 | Votes: 1 | Rating: 2 ]

13 Elements Yagi for 144 MHz - I5MZY
A homebrew 13 elements yagi antenna for two meters band These project includes two model ...

[ Hits: 143 | Votes: 0 | Rating: 0 ]

ITU International Morse Code Recommendation - ITU
Recommendation M 1677 1 10 2009 General transmission rules Morse code signals spacing and length ...

[ Hits: 101 | Votes: 0 | Rating: 0 ]