1907
You need at least two radios, one transmitter and one receiver to be able to say that you've invented radio.
The FM radio was invented in 1933. It was invented by the inventor Edwin Howard Armstrong. He invented the frequency that allows radios to work.
in 1932
The first radios as we know them started production in 1909, but really did not take off until the 1920s when NBC created one of the first public stations. (and radio units became cheap enough to be in homes around the US and Briton) But the first radios were called "Wireless Telegraphy" and was invented in 1897.
1929
The radio has gone through many changes including a switch from analog to digital. The first digital radio was invented in the late 1960s.
Guglielmo Macaroni and Nikola Tesla
Two way radios were invented as a means of portable, man carried communication.
Radios were made in the late 1800 they could send a wavelength but they really came along in the early 1900
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Nikola Tesla
Frenchman Louis Lumiere is often credited with the invention of the motion picture camera in 1895.The first radios were developed in 1879,