Spark gap transmitters are the oldest type of radio transmitter made by man. They were first used around 1888 and remained legal until the 1920s when their use became greatly restricted. World War II delayed their complete ban outside of emergency…

The similarities are terrifying, the conclusion perhaps inevitable. On March 23, 1933, the German Parliament met to consider passing a bill that Adolf Hitler had created called the Enabling Act. It was officially called the ‘Law for Removing the Distress of…

I’m sure you know about those LED garden lights that are solar powered. Well did you know that the little solar panel can draw enough energy from the sun to power a tiny portable radio? You probably have an old…