radiation

76 links

VHF Bi-Square Beam Antenna - KG4ZNC
2 Wavelength 2 Meter Bi Square Beam 5dbd gain This antennas are very cheeap to ...

[ Hits: 188 | Votes: 2 | Rating: 9 ]

A very efficient half size 40 meter Vertical Antenna - Ray Ring
A vertical antenna project for the 7MHz made with some spare parts Based on a ...

[ Hits: 736 | Votes: 4 | Rating: 8.5 ]

Halo and Stub antenna for 50MHz and 70MHz - G8JNJ
Omni directional mixed polarisation antenna for 50MHz 70MHz This is a simple Halo and Stub ...

[ Hits: 137 | Votes: 1 | Rating: 9 ]
End-fed 6-meter Zepp - K5IJB
A half wave antenna can be end fed or center fed An end fed half ...

[ Hits: 174 | Votes: 2 | Rating: 9 ]

Coaxial Collinear Antenna for 70 CM Band - VK3ZZC
This coaxial collinear antenna was built to test for my own consumption whether or not ...

[ Hits: 580 | Votes: 3 | Rating: 6.33 ]

Phased Array Antennas - YO3DAC
Phased array antennas are composed of multiple individual antenna elements that can have their phase ...

[ Hits: 82 | Votes: 0 | Rating: 0 ]

The Standard Horizontal Dipole Characteristics - KK4OBI
Discussion about the Standard Horizontal Center fed dipole and effects of elevation of the antenna ...

[ Hits: 127 | Votes: 0 | Rating: 0 ]

What is Horn Antenna - frambos
Horn Antenna The energy of the beam when slowly transform into radiation the losses are ...

[ Hits: 74 | Votes: 0 | Rating: 0 ]

Enhancing Performance with W8JK/MOXON Antenna Variant - F5NPV
F5NPV introduces a variant of the W8JK antenna design employing the MOXON principle With extended ...

[ Hits: 183 | Votes: 0 | Rating: 0 ]

Which part of a dipole radiates most? - PA3FWM
The title may seem a strange question Still it is often said that the part ...

[ Hits: 157 | Votes: 1 | Rating: 9 ]
Antenna Measurements - Bevelacqua
Testing of real antennas is fundamental to antenna theory The most common and desired measurements ...

[ Hits: 61 | Votes: 1 | Rating: 10 ]
Variations on a Dipole - AF7NX
Antenna patterns are all about interference Presentation on wire antennas for HF bands Dipoles horizontal ...

[ Hits: 98 | Votes: 0 | Rating: 0 ]

Understanding Antenna Gain in a Few Minutes - VE2XIP
A collection of videos on antenna gain and explanations of how some antenna designs may ...

[ Hits: 84 | Votes: 0 | Rating: 0 ]

Lazy H Array Antenna for 40 meter - NA4L
Make them simple then Make them work The LAZY H antenna is a general type ...

[ Hits: 285 | Votes: 3 | Rating: 5.33 ]

How to stack dissimilar yagi antennas - WA5VJB
In this article the author provides some guidelines on how to solve a common problem ...

[ Hits: 728 | Votes: 2 | Rating: 5.5 ]

AN-SOF - Professional Antenna Simulation - ANS.SOF
AN SOF is a professional comprehensive software tool for the modeling and simulation of antenna ...

[ Hits: 243 | Votes: 2 | Rating: 10 ]