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A theory
James Clerk Maxwell theorized, sending information without the use of telephones https://school.eb.com/levels/middle/article/radio/276636 -
Light bulb man
Thomas A. Edison finds that his light bulb creates sparks of electricity that flow through the air https://school.eb.com/levels/middle/article/radio/276636 -
Proven correct
German professor Heinrich Hertz proved Maxwell's theory correct with experiments. https://school.eb.com/levels/middle/article/radio/276636 -
First antenna
Italian innovator Guglielmo Marconi put an antenna on the radio and as able to send signals from a mile away https://explore.proquest.com/sirsdiscoverer/document/2326403271?searchid=1748461264&accountid=3541 -
government takes action
The British government takes an interest to the radio after the Italy turns it down, and begins to have experiments across the Atlantic ocean https://school.eb.com/levels/middle/article/radio/276636 -
Sending a voice
Reginald A. Fessenden later finds a way to send actual voices across distances https://school.eb.com/levels/middle/article/radio/276636 -
used to save
when the Republic was hit by another ship they used the radio and morse code to save 1,500 lives https://school.eb.com/levels/middle/article/radio/276636 -
First show
Edwin Howard Armstrong and Lee De Forest broadcast a live opera singer on the radio https://school.eb.com/levels/middle/article/radio/276636 -
recognized
The radio is finally recognized by the public when some artist start to transmit their voices across the radio https://www.factcite.com/useh/4002294full.html -
New Circuit
Armstrong invents the superheterodyne circuit and it is still used to this day in radios https://school.eb.com/levels/middle/article/radio/276636 -
Stations
over 600 stations were started thus the boom of the radio https://www.factcite.com/useh/4002294full.html