yagi 2m 144

The Optimized Wide Band Antenna - Yagis for 20 15 10 meters band by Nathan A. Miller

The Sperrtopf antenna for 2 meter band - By ON4CFC Pascal, describe how to build a Sperrtopf or Sleeve antenna for the 144 Mhz, PDF File by antennex

Portable yagi antennas - A 3 and 5 element portable yagi antennas for 2 meter band

ZR6KMD 2M Beam Antenna - This design was adapted from an article in the ARRL Handbook and built with simplicity and duplicity in mind. This antenna is a vast improvement over a standard dipole with a forward gain of around 8db with a front to back ratio of 10db.

WB7PMP 4 and 7 eleemts yagi for 50 Mhz - Original drawing and design of a 4 and 7 elements yagi antenna for 50 Mhz

3 element 50 Mhz Yagi - A 3 elements long yagi antenna for 6 meters band by ON6MU

A Hairpin match for 5 el. Tonna - How to improve the gain of your 5 element Tonna yagi for 50 MHz by roughly 3 db! by PA2HJS

N3DNO's Antenna calculator - A 3 element yagi antenna calculator that uses javascript by N3DNO

KC0TKS Antenna Calculators - Allow calculation of a dipole, 3 element yagi and a vertical antenna

A two band halo for VHF Mobile - 50 and 144 Mhz with a single mobile antenna system

Helix antenna for 2 meters  ^pop - Plan of a helix antenna for 2 meter satellite use by VK5ZAI

Simple Dipole Antenna for 2m - A simple portable dipole antenna for 144MHz

Quagi antenna for 144 Mhz - A modified W5UN Quagi design optimized for 144.050 Mhz

900 MHz antenna - VE3CVG's 900 MHz 7 Element Plumber’s Delight Yagi Antenna

Stacking Yagis - Stacking principles, with homebrew coax- and power-splitters by DK7ZB

Wifi: Building Yagi Antennas - Example and resources of 2.4 Ghz yagi antenna plans

4 element yagi for 20 meters - Pictures and plans of a 4 elements yagi beam antenna for 14 Mhz

5 element yagi for 20 Meter band - Picture and construction details of a 5 element 20 meter monobander

Freebanders antenna systems - Yagi Quad's and Verticals simple explanations about freebanders antenna systems

VP2M DXpedition to Montserrat - Seven operators from six US States will travel to the small island of Montserrat in late January of 2007 to activate that island in a most unique way. Instead of big antennas, and tons of equipment, this DXpedition will instead focus on lightweight gear and portable operations.

HA1YA Mechanics & Electronics Inc. - Specializes in manufacture of middle and high power RF decks and high quality linear amplifiers with metall ceramic tubes for HF, 6m, 2m and 70 cm bands. Transverters, power supplies and control units

Discovery Power Amplifiers - The Discovery series of amplifiers are designed and built in the UK by Linear Amp UK Ltd, one of the world’s leading amplifier manufacturers, specializing in high power RF tube amplifiers. The amplifiers use large GS31 or GS35 ceramic triode tubes. Band coverage 6m, 2m and 70 cms

DXBeam - Located in France, DXBeam designs and manufactures a range of monoband, dual band and triband antennas, rotary dipoles, Moxons and Yagis

Linrad - Multiplatoform freeware DSP software. Linrad has its origin in software that was developed for 144 MHz EME CW but it is quite general and should be seen more like a kit for designing a receiver that a receiver for some particular usage. It can be used as a CW receiver with a small time delay and a fast waterfall graph. A dsp for conventional receiver to imporve signals readability, a spectrum analyzer.

YU1AW 2m PA - GI-7B, GS-31B & GS-35B power amps, 144 MHz QRO