Radio

Utilizing mathematics, James Clerk Maxwell discovered that electromagnetic waves could propagate through free space in 1864.

James Clerk Maxwell.

In 1886, Heinrich Rudolf Hertz noticed the same phenomenon and was able to confirm Maxwell’s theory of electromagnetism.

Heinrich Rudolf Hertz.

A soldier configuring a radio system during World War I.

The usage of radio communication was accelerated during World War I for military usage. This prompted  the advancement of radio technology, particularly for military application.

 

 

Civilian radio activities were suspended in the United States during the war (1914-1919).

A family sitting around a classic AM FM radio in the 1930s.

Winston Churchill delivering a radio broadcast, 14 July 1940.

Winston Churchill gave his first wartime broadcast on October 1, 1939, delivering his assessment of hostilities in the first month of World War II.

A retro 1960s AM clock radio

A sony boombox from the 90s.

An Amazon Alexa, which can be used as a radio.

Works Cited

“Radio.” Wikipedia: The Free Encyclopedia, en.wikipedia.org/wiki/Radio.

“The Churchill Society: The War Situation.” http://www.churchill-society-london.org.uk/SpchIndx.html.

White, Thomas. “Radio During World War One (1914-1919),” earlyradiohistory.us/sec013.htm.