matching yagi 144mhz

The HB9CV antenna - Gain of this two element antenna is the same like gain of classical three element antenna of the YAGI type. Dimensions for 7-14-21-28 Mhz by pa3dlp

Portable 2 element yagi for 10-15-20 - A Portable 2 element Triband Yagi antenna that can work on 10 15 20 meter band by VE7CA

145 Mhz Crossed Yagi - Crossed yagi antenna for 2 meters band by VK4ZXX

144MHz Cubical Quad  ^updated - A 16 elements cubical quad for the two meters band

3 Element Yagi for 144 Mhz - Elelement yagi beam antenna for 2 meters band by ON6MU

ZS2FM 50MHz High Gain Antenna - An high gain yagi antenna for six meters band

3 Element Long Yagi for 6 meters - VHF Optimized Yagi Antenna for the 6-meter band (50 Mhz) by ON6MU

How to Make a Great 9:1 RX Transformer - There are lots of good designs for matching transformers for receiving antennas. Make it yourself it's cheap and easy, and very high performance. This is the design used in the TRX-9 transformers.

End Fed Half Wave Antennas - An interesting article on end fed half wave antennas

G0KSC Revolutionary Yagi Antenna Feed System - New feed system for the Yagi directional beam antenna, that suppress unwanted side lobes within longer Yagi designs by G0KSC

The Quadix Antenna - The Quadix is a circularly polarized parasitic array, a hybrid between a helix and a quad or loop yagi

From Transmitter to Antenna - A collection of articles on the subject of impedance, impedance matching and high-frequency power transmission by G3YNH

AA5AU PVRC Antenna Mount Page - The PVRC Mount is a tilt-head type antenna mount that allows large HF Yagi antennas to be easily installed on towers.

Cubical quad for 144MHz - An 8 elements cubical quad for 2 meter band

437 Mhz Crossed Yagi for Satellite work - Crossed yagi for 437 Mhz Satellite antenna, with power divider splitter build.

Matching Waves, VSWR at work - When the radiation resistance (voltage to current ratio) of an antenna is the same value as the characteristic impedance of the transmission line (voltage to current ratio in the line), all of the electrical energy transmitted down the line is taken by the antenna and radiated into space in the form of a radio wave.

Single-stub matching - Single-stub matching of transmission lines to loads A worked example

Yagi antenna Q Factor - How you can calculate antenna Q factor for use in antenna quality evaluation instead of use of VSWR bandwidth.

Controlled impedance cheap VHF UHF Antennas - Cheap UHF antenna plans for 2 meters and up including 421 1296 and 902 Mhz by WA5VJB

Home made UHF Yagi Antennas - ON6MU Optimized 10 and 6 and 4 element UHF Yagi Antenna

6/9 element VHF Yagi antenna - ON6MU optimized 6/9 element vhf yagui antenna with antenna schematic plan and pictures of homebrewed samples.

Yagi Beams at VK2BA - 6 Metre array 7 elements on 12M boom, 10 metre aray - 5 elements on 7M boom, 29MHz, 6el yagi

Yagi antenna for PMR446 - Lowcost yagi antenna for PMR446, easy to build by ON2BBP

Circular polarized yagi - OZ2OE Technical Home Page - Building a circular polarized yagi

Preamplifier for 144 mhz - CX2UA 144 mhz preamplifier homemade project in spanish