History of The Birth of Commercial Radio.

• Heinrich Hertz, of Germany, sent and detected radio waves.

• Guglielmo Marconi built a wireless device to send Morse Code (letters encoded as dots and dashes) from a transmitter to a receiver, started wireless telegraph company.

• Reginald Fessenden, with the help of G.E., made first high speed continuous-wave generator that can broadcast the human voice and music

• Lee de Forest invented the vacuum tube, which made it much easier to receive audio waves

 

Innovation & Change

• Contemporary Radio (2000s)

- Consolidation

- Satellite radio

-HD radio

- Internet radio

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• Radio in the Digital Age

-Increased competition

1. From new media

-Internet radio

1. Financial challenge

2. User services

a) Pandora

b) Create listener playlists

•HD Radio

-Digital quality signal

-Purchase special set

-Struggling

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• Satellite Radio

-Commuter appeal

-Financial difficulties

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• Apps and mobile radio

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• User generated content

-Podcasting

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• Social media and radio

- Embracing marketing

 

Defining features of radio

• Portability

• Supplemental

• Universal

• Target Selective