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Radio Origins
Heinrich Hertz proves you could transmit and receive electric waves wirelessly -
Advancing Radio Communication
Guglielmo Marconi discovered he could strengthen a signal by using a higher antenna -
First Transatlantic Message
Marconi made the first transatlantic message from Ireland to Newfoundland, Canada. -
The Audion Tube Is invented
The first amplifier was built to help push waves further by giving more power to the signals. Lee de Forest perfected and got the credit for completing and putting into use the Tube, but Reginald Fessenden originally created it. -
Radio is further developed
Radios were used by the Navy and used for weather reports,concerts, and lectures -
The First Radio Station
Pittsburgh becomes home to the first radio station, KDKA, in the United States. -
The First Radio Commercial
WEAF does a 10-minute broadcast for an apartment complex for $50. This led to radio stations charging for promotions.