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The Field Day Special Antenna - Antenna that's simple, inexpensive lightwiight and easy to install

Quad antenna for 10 and 15 Meters - Building guide for a two element quad antenna planned for 28 and 21 Megahertz

The Impact of Current Distribution on Array Patterns - Technical Correspondence, QST, July 1990 - Why even "perfect" phased array element currents don't produce perfect patterns.

The simplest phased array feed system that works - How to calculate "phasing line" lengths that actually work.

A better antenna-tuner balun  ^pop - Which balun to use? The hybrid balun promises advantages over both voltage and current baluns by ZS1AN

Balun compilation - Collection of many home made baluns

ZS6KMD Nescafe 4:1 Balun - Making a 4:1 balun with a nescafe coffee jar lid and a toroid

The Broadband Double-Bazooka - The Broadband Double-Bazooka Antenna — How Broad Is It? 18-1. (Adapted from Technical Correspon- dence, QST, September 1976) The increasing interest in using the coaxial dipole.

Antenna here is a Dipole - What is a dipole antenna and why are they so popular ? Arrl PDF file

The Monoband HF dipole antenna - If you are looking for an easy antenna for your favorite band, you can't go wrong with an halfwavelenght dipole, all you need is 3 insulators and some wire

Antenna Feed Lines for Portable Use - Why twinlead isn't necessarily a low loss feed line.

A 5 band log periodic dipole array - Modified version of the Telerana antenna which was orginially featured in the July 1979 issue of QST. The array is suspended within a framework made of fiberglass poles emanating from a central hub with the ends tied together with light weight rope around the perimeter. 10-15-20-30-40 meter band coverage

408 Mhz Quagi Antenna - PDF file on building the SARA 408 Mhz Quagi antenna

Why a Beam Antenna - Some basic antenna information for the newcomer

RMS power - How it's misused and misunderstood, and why it's not useful.

Homebrew your own inductors  ^pop - Can’t find the inductors you need for an antenna, a tuner or amplifier? Build your own—it’s easy! By Robert H. Johns, W3JIP

Coaxial Traps for multiband antennas - A new perspective on the analysis and design of this popular antenna element. By Karl-Otto Müller, DG1MFT

The L‐Network Impedance Matcher - N6LYU Greg article on L-Network

A two element yagi bean - Simple gain antennas for the beginner, a 2 element yagi antenna

DaimlerChrysler Radio installation guide - Radio communication equipment installation recommendations

Ford: mobile radio installation guide - Installing a mobile radio by Ford motor company

Pocket CW - Pocket CW is a morse code learning tool for PDA running windows ce

Avoid pitfalls when recharging batteries to ensure long life - Portable design - avoid pitfalls when recharging batteries to ensure long life - secondary batteries can be simple devices, but improper charging can be devastating to the user experience.

Choosing Wire Size for Toroidal Inductors - Measurements that show it doesn't make much difference

Automotive RFI elimination - ARRL pdf file on how remove car noise from your radio. Modern vehicles are RF noisy environments. Come learn how to identify and silence yor mobile noise sources, by WA6PDP