4. • Italian inventor, who proved the
feasibility of radio communication.
• sent and received his first radio signal
in Italy in 1895. In 1899, he flashed the
first wireless signal across the English
Channel
• two years later received the letter "S,"
which was telegraphed from England to
Newfoundland (now part of Canada)
• was the first successful transatlantic
radiotelegraph message
GUGLIELMO MARCONI
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5. EXPERIMENTATION
During World War I, the government
used radio for defense.
• Radio was being useful back then
• In Pittsburg, a Westinghouse Corporation
engineer, named Frank Conrad has been
allowed by the government to be on the radio
during the war to develop the de Forest
vacuum tube into a transmitter that they had
for the war.
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8. 8
• News report on the radio,
inform the public about
the events of World War
II .
• During this year, TV
catches on and grows
quickly.
• Television programing
was then controlled by
the same network as the
radio.
9. 9
Radio Struggles
• Big radio stars and advertisers
move to television.
• In mid-50’s , rock and roll
emerges
• Elvis Presley have their music
played on the radio
10. 10
Radio Reinvents
• Radio stations played in three minute
song
• Programming and music was being
targeted at a specific age group
• 1963, AM station began sounding
tired, The Beatles and The Rolling
Stones arrived to influence the music
scene
• FM came back and overtook AM.
• Pop music becomes better
• AM did not pay music from newer
albums so FM overtook AM quickly
because they would play the new
music.
11. 11
• AM tried to challenge FM
by going stereo but
nobody cared.
• Big music stations were
making lots of money
• People love listening to
the radio
• Advertisers want to buy
radio and there is Disco
music on FM.
12. 12
• President Reagan
removed federal
regulations for radio.
• Radio companies
shutting down facing
new challenges as
well as losing money.
14. 14
• CHRS restored the building and
made it their new headquarters
THE ADAMS CRYSTAL
BALL
• The California Historical Radio
Society (CHRS) saves the building
of the local AM station.
15. Do you have any QUESTIONS or
CLARIFICATIONS?
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