early history of radio is the history of technology that produces and uses radio instruments that use radio waves. Within the timeline of radio, many...

Radio broadcasting is the broadcasting of audio (sound), sometimes with related metadata, by radio waves to radio receivers belonging to a public audience...

invention of radio communication was preceded by many decades of establishing theoretical underpinnings, discovery and experimental investigation of radio waves...

The history of amateur radio, dates from the dawn of radio communications, with published instructions for building simple wireless sets appearing at the...

DJing is the act of playing existing recorded music for a live audience. For the history of radio disc jockeys, see Radio disc jockey history. The modern DJ's...

Radio astronomy is a subfield of astronomy that studies celestial objects at radio frequencies. The first detection of radio waves from an astronomical...

history of radio disc jockeys covers the time when gramophone records were first transmitted by experimental radio broadcasters to present day radio personalities...

In radio communications, a radio receiver, also known as a receiver, a wireless, or simply a radio, is an electronic device that receives radio waves and...

Amateur radio, also known as ham radio, is the use of the radio frequency spectrum for purposes of non-commercial exchange of messages, wireless experimentation...

with an antenna with the purpose of signal transmission up to a radio receiver. The transmitter itself generates a radio frequency alternating current,...