antenna

4276 links - and 178 categories

Crossfire Phasing
Phased antennas elements use radiated fields from multiple elements to produce nulls.

[ Hits: 1190 | Votes: 3 | Rating: 9.33 ]

Antenna Baluns: What they are
Baluns what do they do, in a pdf file by W7EL

[ Hits: 12251 | Votes: 4 | Rating: 5 ]
RF in shack with vertical and longwire antennas
Why a vertical antenna or longwire antenna might require a balun

[ Hits: 4800 | Votes: 5 | Rating: 7.6 ]
A better antenna-tuner balun
Which balun to use The hybrid balun promises advantages over both voltage and current baluns ...

[ Hits: 23097 | Votes: 11 | Rating: 5.83 ]
WB6ZQZ 3 in 1 Balun
Builing a triple ration balun that match resonant antennas from 9 ohms to 75 ohms ...

[ Hits: 6490 | Votes: 7 | Rating: 7 ]
Longwire Antenna Balun Project
Home brew a long wire balun

[ Hits: 17700 | Votes: 26 | Rating: 6.93 ]

Choke balun
Essentially a choke balun is designed to divorce your antenna from the feed line if ...

[ Hits: 575 | Votes: 11 | Rating: 7.27 ]

13 cm Helix Antenna ^pop
Here is the design of a 2 4 GHz antenna that is ideal for amateur ...

[ Hits: 65541 | Votes: 90 | Rating: 6.04 ]

A Horn Antenna for 2.4 GHz.
This Antenna is not really practical for AO 40 reception but horn antennas have a ...

[ Hits: 10959 | Votes: 32 | Rating: 3.82 ]

Loading inductors in mobile antennas
Mobile antennas loading coil current and loaded antennas efficiency and electrical rules Loading inductors used ...

[ Hits: 4287 | Votes: 5 | Rating: 5 ]

Shrunken Quad
VHF quad antenna for transmitter hunting.

[ Hits: 2589 | Votes: 2 | Rating: 10 ]

Optimizing Inductors
While intended mainly for antenna loading coils this article also applies to other resonant systems ...

[ Hits: 552 | Votes: 1 | Rating: 10 ]
Trap antennas, coaxial trap, coax dipole antenna loss resistance
Testing and comparison of traps and trap antennas

[ Hits: 3166 | Votes: 4 | Rating: 9.5 ]

2.4 Ghz double quad antenna ^pop
An easy to build compact antenna for wireless lan applications that offers a reasonable amount ...

[ Hits: 27911 | Votes: 83 | Rating: 5.17 ]
Building Helical Antennas - Seattle Wireless ^pop
Photos and comments on building an helical antenna for wifi

[ Hits: 30456 | Votes: 6 | Rating: 8.33 ]
WK8L's ATV Page
Includes links and documentation on wifi antennas, 2.4 GHz Coffee Can Feed Antennas

[ Hits: 3546 | Votes: 4 | Rating: 5 ]
DirectionalWaveguide - Seattle Wireless - Seattle Wireless
Waveguide antenna is a type of DirectionalAntenna and is a modified waveguide A waveguide is ...

[ Hits: 4986 | Votes: 3 | Rating: 6 ]
PringlesCantenna - Seattle Wireless
The PringlesCantenna is an ultracheap Yagi type directional antenna that can be built for under ...

[ Hits: 9420 | Votes: 5 | Rating: 6.8 ]
SardineCanAntenna - Seattle Wireless
Sardine Can Antenna is a BiQuad or Bi circle wire length each side 8 x ...

[ Hits: 10238 | Votes: 13 | Rating: 4.61 ]

Cebik antennas and limited space dipoles
An analysis of the cebik dipole and other small limited space dipoles fed with open ...

[ Hits: 2827 | Votes: 3 | Rating: 9.33 ]