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The timeline of radio lists within the history of radio, the technology and events that produced instruments that use radio waves and activities that people undertook. Later, the history is dominated by programming and contents, which is closer to general history .
Walkie-talkie. Recreational, toy and amateur radio walkie-talkies. Assorted two-way FRS and GMRS walkie talkies with hand mic. A walkie-talkie, more formally known as a handheld transceiver ( HT ), is a hand-held, portable, two-way radio transceiver. Its development during the Second World War has been variously credited to Donald Hings, radio ...
History of radio. The 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 people contributed theory and inventions in what became radio. Radio development began as "wireless telegraphy". Later radio history increasingly involves matters of ...
The invention of radio is a complex and disputed topic that involves many individuals and experiments. This article provides an overview of the history and development of radio technology, from the early discoveries of electromagnetic waves to the modern applications of radio communication. Learn more about the pioneers, controversies and innovations that shaped the radio industry.
This timeline of the telephone covers landline, radio, and cellular telephony technologies and provides many important dates in the history of the telephone.. Charles Bourseul Johann Philipp Reis Elisha Gray Thomas Edison Alexander Graham Bell Thomas Augustus Watson Tivadar Puskás Emile Berliner Charles Sumner Tainter Theodore Newton Vail
A transistor radio is a small portable radio receiver that uses transistor -based circuitry. Following the invention of the transistor in 1947—which revolutionized the field of consumer electronics by introducing small but powerful, convenient hand-held devices—the Regency TR-1 was released in 1954 becoming the first commercial transistor ...
The history of amateur radio, dates from the dawn of radio communications, with published instructions for building simple wireless sets appearing at the beginning of the twentieth century. [ 1] Throughout its history, amateur radio enthusiasts have made significant contributions to science, engineering, industry, and social services.
Walkie-talkie – a battery-powered portable handheld half-duplex two-way radio, used in land mobile radio systems. [98] Airband – Half-duplex radio system used by aircraft pilots to talk to other aircraft and ground-based air traffic controllers. This vital system is the main communication channel for air traffic control.