clip art

Portable Loop Antenna  ^pop - This loop it is small and light enough to carry while operating, it disassembles into small but rugged pieces that fit easily in a backpack or gym bag, and it can be tuned from 14 MHz to 30 MHz. This tunable magnetic loop antenna is my contribution to the well established art of amateur loop making. Can be tuned from 14 MHz to 30 MHz.

Magnetic Loop Antenna by ON2BBP - A magnetic loop antenna for indoor (apartment) usage.

Quarter Wire to Copper Tube Slim-Jim - K0GKJ project of a copper tube slim jim antenna for two meter band

Antennas : theory and designs - Thierry LOMBRY, ON4SKY, develops in several long articles all you need to know about antennas, their design and performance, for both amateurs and SWL

How to Construct a Dipole - Basic and illustrated article on building wire dipole antennas. This page is about "how to build a dipole antenna"

Phone line as a SW antenna - This article describes how to use a phone line as a shortwave receiving antenna, but be carefull telephone lines present a potential shock hazard, use at your own risk

30m QRSS Junkbox Beacon - This simple 30m QRSS beacon is built entirely out of junkbox parts, the only component purchased specifically for this project was the 10,140kHz crystal.

JW/CT1BWW - Arctic Circle Amateur Radio Adventure "SVALBARD DX-pedition". A Norwegian and Portuguese Polar Circle Amateur Radio operation.

Michigan Amateur Radio Alliance - We publish a quarterly newsletter, hold Field Day,Public service events and still provide Morse Code classes on our repeater W8USA 145.230

Radio Start to ham and pirate radio - Startpage for radio enhousiast, freeradio, short and mediumwave, pirates from all over the world broadcasting everywere, offshore.

Washington Police scanner - Metropolitan Police Department - Washington, D.C.

Grumpy's Communications - Dealer for Charles Gizmotchy Beam Antennas

Bliley Technologies, Inc. - Quartz crystal oscillators, frequency control.

QSLing and award chasing by ON4SKY - In his back office section, ON4SKY, initiates in a few articles the beginners in the art of QSLing and award chasing.

How to select an amplifier - Thierry LOMBRY, ON4SKY, develops in three long articles all you need to know about amplification, and how to seletc an HF and a solid-state amplifier, with pictures.

How to select a transceiver - Thierry LOMBRY, ON4SKY, develops in several technical articles the way to select a transceiver. His website includes also some in-depth reviews

Tropospheric Ducting Forecast - William Hepburn's Daily Tropospheric Ducting Forecast.

Basics of Propagation by ON4SKY - Thierry LOMBRY, ON4SKY, develops in several long articles the bascis of propagation. His website includes also a French section dealing with auroras.

Put Your Scanner Online - how to - This tutorial explain how to put your radio feed streaming on the internet using MS windows media encoder.

AnyMHz.com - Low cost parts store, electronic components, ham radio accessories.

Palm Globe - A World Globe for Palm OS - Displays one hemisphere of the earth from any location. Can also display the greyline, and measure the distance between two points on the globe. It does not do a great circle projection.

EarthTime - This program graphically shows world time zones and their corresponding times. Just tap on the map to see the time in that part of the world. A list of three cities at the bottom of the screen can be customized to any city from the list provided. This list can also be updated using a PC program provided.

Defpom's CB Radio Simulator - It is a application which can be used for troubleshooting CB radio faults, by giving a graphical display of the normal operating frequencies generated by various parts of the CB radios circuits, it can help you identify if a frequency is incorrect or even missing. Another good use for this software is simulating possible frequency expansions, as it allows you to choose any frequency that the PLL is capable of generating, so you can see what the radio will allow you to get !

K8TM Articles - This publications page lists articles on surface mount devices, amateur radio, soldering, shunts, and measuring large direct currents.

Build A Vector Network Analyzer - The VNA (vector network analyzer) is an essential tool for measuring the complex impedance of a circuit at a given frequency. Article on how to build a Impedance analyzer.