df antenna

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Portable 2 element yagi for 10-15-20
A Portable 2 element Triband Yagi antenna that can work on 10 15 20 meter ...

[ Hits: 6938 | Votes: 4 | Rating: 5.75 ]

DF9CY 11 Element for 432 MHz - Christoph
A short good performing antenna for 70cm

[ Hits: 1781 | Votes: 0 | Rating: 0 ]

An 8x2 Element Array Antenna For 144 MHz
The Contesters Choice

[ Hits: 2700 | Votes: 2 | Rating: 6.5 ]

Baluns: What they do and how they do it - W7EL
Article on Baluns and how they works what Problems are Baluns supposed to Solve Causes ...

[ Hits: 1575 | Votes: 3 | Rating: 6.7 ]

Wire Dipole for 7.05 MHz - Christoph
Inverted Vee antenna for 40m with simulation data by DF9CY

[ Hits: 1626 | Votes: 0 | Rating: 0 ]

End-fed Inverted V for 17-20-30-40 Meters
Four band lightweight antenna that rolls up into an small Grundig antenna case by N0LX ...

[ Hits: 7949 | Votes: 5 | Rating: 8.2 ]

Noise Reduction on 40m - Christoph
DF9CY implementation of W1HIS suggestion of inserting a common mode choke into a 40m antennas ...

[ Hits: 1384 | Votes: 0 | Rating: 0 ]

10-80 meters Mobile HF antenna
This is a combination center and top loaded multiband antenna by Mark D Lowell N1LO ...

[ Hits: 11456 | Votes: 5 | Rating: 2.4 ]

VHF/UHF Quad Antenna
Article by N6JSX on homebrewing quad antennas for VHF and UHF.

[ Hits: 4742 | Votes: 4 | Rating: 5.25 ]

Antenna Measurement Theory
Introduction to Antenna Measurement by orbit /fr pdf file

[ Hits: 2042 | Votes: 0 | Rating: 0 ]
Antenna Fundamentals
Adalet wireless document on antenna basics in a four pages pdf file

[ Hits: 3104 | Votes: 1 | Rating: 3 ]
Antenna Measurements
The electrical characteristics of an antenna that are of interest to obtain by direct measurement ...

[ Hits: 946 | Votes: 3 | Rating: 4 ]
Groundplane Antennas at Various Heights - DF3LP
Mounting on Roof or at Ground Level Why ground plane antenna works better at lower ...

[ Hits: 989 | Votes: 3 | Rating: 10 ]
HF Antennas 101
Here are 10 tips and truisms that every ham should know about antennas by W20QI ...

[ Hits: 822 | Votes: 0 | Rating: 0 ]
VHF antennas, construction and use
Article by VU2GT about VHF antennas, how to evaluate performances and models.

[ Hits: 995 | Votes: 0 | Rating: 0 ]

ZX 6-6 50 MHz Yagi Antenna
Antenna dimension diagram and simulation of the ZX Antennen ZX 6 6 Yagi for VHF ...

[ Hits: 1143 | Votes: 0 | Rating: 0 ]
Homebrew a dual band antenna for handhelds
A project by DL5DBM for a VHF UHF antenna suitable for handheld transceivers

[ Hits: 5315 | Votes: 18 | Rating: 5.4 ]

Dual Band vertical antenna for 20/40 - K6MHE
A 20 and 40 meter vertical on Autopilot by K6MHE PDF File

[ Hits: 12616 | Votes: 14 | Rating: 6.57 ]

Choosing an Antenna
Choosing the right antenna for you, by Lewis G. McCoy W1ICP

[ Hits: 2121 | Votes: 0 | Rating: 0 ]

DF9CY Technical Articles and Material - Christoph
A collection of technical articles on antennas, radios and other stuff.

[ Hits: 894 | Votes: 1 | Rating: 8 ]