History of Radio

Heinrich Hertz discovers radio waves

Jan 1, 1888

Heinrich Hertz validated Maxwell's theory through an experiment. He showed that radio radiation had all the properties of waves and discovered that the electromagnetic equations could be reformulated into a differential equation.

Marconi establishes first radio link

Jan 1, 1899

Marconi is the first scientist to achieve successful radio transmission and was awarded for radio with British Patent, improvements in Transmitting Electrical Impulses and Signals and in Apparatus There-for. This is the initial patent for radio.

American scientist R.A. Fessenden transmists human speech via radiowaves

Jan 1, 1900

First radio transmission of music at Graz, Austria

Jan 1, 1904

First radio program of voice and music broadcast in the U.S. (by R.A. Fessenden)

Jan 1, 1906

KDKA broadcasts the first regular licensed radio broadcast out of Pittsburgh, PA

Jan 1, 1920

A radio statio in NYC, WRNY begins to broadcast television shows

Jan 1, 1928

The UM School of Music pursues the idea of radio as education. It taught school band lessons via radio

Jan 1, 1931

FM radio is born, but only in mono

Jan 1, 1935