HEATKEYS

Amateur (Ham) radio website with information for those who want to be a ham radio operator,new ham and general information for the seasoned ham radio operator. License Study Material, Practice tests, practice code, antenna design, lots of ham radio i...

A thorough tutorial of antennas and antenna theory. This page is designed to present a comprehensive overview of antennas, from design, to measurement and theory. Specific concepts are described, individual antennas are described, array antennas ar...

The American Radio Relay League (ARRL) is the national association for amateur radio, connecting to hams around the U.S. with news, information and resources.

Time and Frequency Division

VK5DJ projects for beam antenna pointing, yagi construction, repeater controller plus other PIC(c) experiments. Software projects include a remote program to interface to the beam controller

YouTube is a place to discover, watch, upload and share videos.

MAKE brings the do-it-yourself mindset to all the technology in your life. MAKE is loaded with exciting projects that help you make the most of your technology at home and away from home. This is a magazine that celebrates your right to tweak, hack, ...

DX Zone directory with 15000 Amateur Radio links, about Ham-Radio radio scanning, cb radio and shortwave listening, antenna homebrew projects and a complete radio software collection. Include a free classified ads, ham radio reviews and operators di...

Texas Instruments (TI) is a global analog and digital semiconductor IC design and manufacturing company.

- eHam.net is a Web site dedicated to ham radio (amateur radio).