Using simple and clear-cut explanations, the author, Bernie, N6FN describes how EchoLink systems are configured and intercommunicate over the Internet. This book explains how to use either your radio or personal computer to make EchoLink contacts anywhere in the world. You are guided step-by-step in configuring and operating the EchoLink software, the process for getting your call sign validated and authenticated providing you access to the worldwide EchoLink network. For those interested in setting up their own EchoLink simplex or repeater nodes, several chapters are devoted to link transceiver requirements and the configuration and setup of different types of transceiver to PC interfaces. Once the transceiver and PC interface hardware have been selected, guidance is provided for configuring EchoLink's Sysop settings and getting your RF link on the air. For experiencing the thrill of worldwide EchoLink communications this is by far the book to have. Guidance is provided every step of the way!