Introduction An embedded system is a specialized computer system designed to access, process, store, and control data in electronic devices....

Introduction On the HF ham radio bands, amateur radio contacts can take a variety of forms. For beginners, it is...

Introduction Every amateur (ham) radio station is assigned a unique call sign. These callsigns are used to identify each station...

Introduction To participate in amateur (ham) radio or shortwave listening, most people set up their own station. In the early...

Introduction QRP, or low power operation, has a large and growing fan base among amateur radio operators. The term originates...