windom 20 40

A 5 elements Vee log-yagi for 10m - 5 elements "vee" log-yagi for 10m band- boom lenght : 4mt. Gain : over 10 dBd , f/b =over 40 db (deep null) f/b= min 20dB for different polarization signals

Portable Magnetic Loop Antenna Version 2 - A simple multi-band magnetic loop antenna designed for 20, 30 and 40 metres. For its size, the performance of the antenna always astounds me, although it is never going to replace a Yagi

Dual Band Vertical On Autopilot - A good 20 & 40 meter dual band vertical using a novel tuning method that provides automatic band switching.

W7AV 40 Meter Half Square - These antennas offer big gun DX performance on the low bands, yet they are surprisingly simple to build. Try one- you will like it!

Magnetic Loop for 80 and 40 Meters - A Magnetic loop antenna for the low bands, Günther Majewski, DH7BZ (ex DC7BZ) in german

Bazooka vs Dipole - Discussion, will a double bazooka outperform a dipole, enough to notice a difference on 40m.

The EH Antenna analyzed - This report is a recent analysis of the EH antenna using the Pspice program and considering the antenna as a set of circuit elements

G5RV vs. Ground Plane on 80M - Comparison tests by WF7T of a G5RV antenna vs a GP antenna on 80 meters band

Loop Antenna Design - Full-wave loops are very popular antennas. They are especially useful on 80 and 40 meters where they perform well at modest heights

LU9DPD Windom dipole - A multiband windom dipole antenna for 80 40 20 10 meters, feeded with a home made 4:1 balun, in spanish.

The M1IOS Wonder Whip Priority listing - A portable HF/VHF/UHF antenna and autotuner featured in "RadCom" June 2006.

HB9AFO: antenne Quagi - Two quagi antenna plans for 432 and 144 Mhz, includes dimensions for a 1200 Mhz antenna. In french

Installation of a Utility Pole - There are many ways to support an amateur radio antenna. Installatio of a utility pole will provide an antenna height of approximately 13 meters (40 feet) and will require no guy wires.

The L208;Network Impedance Matcher - N6LYU Greg article on L-Network

Citizens Band Radio . Org - UK CB Radio forum A great place for information of DX n the UK. Information on antennas radios and Expiditions in the UK.

KH8SI Swains Isl. - DX Pedtion to Swains Island 2006

A Ham Radio Public utility HF Station - Merging Internet technology with Amateur Radio holds great promise. This article discusses the authors’ experiences in putting several Internet Remote Base stations on the air. By Stan Schretter, W4MQ, Brad Wyatt, K6WR, and Keith Lamonica, W7DXX

HB9AZT Internet remote station in switzerland - HB9AZT offer a free Ham Radio Receiver (TS2000) with live audio stream. Login is required for full control, available for paying members with valid radio amateur licence.

Salina Abilene Manhattan Live Scanner Priority listing - This page is a live audio feed of public safety and business radio communications in and around the Salina, Abilene and Manhattan, KS area. Audio source is a Radio Shack Pro 2006 scanner. Feed is with Windows Media Encoder. Your requirement is Windows Media Player version 9 or better.

ZeroFive Antennas - Vertical antennas for all HF bands, expecially 80 40 20 meters bands

Amateur - Just What Does It Mean - A 2006 article from Pop Coms about the meanaing of the term amateur, in amateur-radio

Using the Heath SB-200 Linear on Six Meters - Improvements to Using the Heath SB-200 Linear on Six Meters by Ron Klimas, WZ1V

Yaesu FT-2000 Mods and Manuals  ^updated - Mods and manuals for the FT-2000

Antenna Model - Commercial software for the analysis of wire antennas. runs under most Microsoft 32-bit Windows operating systems—Windows 98/ME/NT4/2000/XP Analyze most wire antennas in free space, over perfect ground, or over real-world grounds with the conductivity and dielectric constant you specify. You describe the antenna to the program in easy-to-use spreadsheet-style input window

5 Watt 40 Meters transmitter - This circuit is unique in that it uses a power mosfet as a final rather than a conventional bipolar transistor.