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Radio

A brief history of radio in the U.S.
by

Nick Kuiper

on 3 September 2013

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Transcript of Radio

The birth of new media
Radio
"Most of the models of entertainment...
were formed by radio"
1873
1895
1904
1907
1910
1912
1916
1920
1922
1923
1926
1927
1933
1934
1938
1941
1942
1950
James Clerk Maxwell
predicts the existence of
radio waves
Marconi develops
Morse Code
...the first wireless technology
__ _ ___ _ ___
Lee Fleming discovers
the vacuum tube
Lee Deforest patents the Audion tube
Lee Deforest first
broadcasts voice over
airwaves
What was the first historical event to utilize wireless technology?
Titanic receives radio warning of icebergs
Radios mayday for help, everyone asleep
Leads to the radio act of 1912 -
Ship transmissions must be kept separate from amateur
David Sarnoff proposes radio boxes for the home
1917
U.S. Govt takes over radio operation
General Electric
Westinghouse
GE also develops an alternator to help improve long-distance wireless.
Edwin Armstrong discovers "regeneration" --- a feedback loop that improves the signal strength of radio broadcasts.
KDKA in Pitsburgh, PA gives first radio station broadcast.
By 1923 over 600 station
licenses are given out.
Edwin Armstrong invents first portable radio.
NBC News is first network news on radio
(NBC Red Network)
NBC transmits as Lindberg returns home.
Why was Lindbergh's flight historic?
Radio Act of 1927
Radio belongs to people
BUT
could only be used
with a license
GRANTED BY
FRC
Federal Radio Commission
AM
Edwin Armstrong introduces FM -
frequency modulation
FCC
created by congress
Communications
Act of 1934
War
BROADCAST
of the
Worlds
Press-Radio War
Press Radio
vs.
BILTMORE AGREEMENT
Networks can air news
MORNING
After 9:30AM
EVENING
After 9:30PM
FDR gives radio address after
PEARL
HARBOR
Edwin Armstrong gives all patents to
GOVERNMENT
for use during
WWII
The problems with
FM
After World War II, FCC moves FM to a different spectrum
THIS makes all pre-war radios obsolete
With TV on the horizon
FM
doesn't find footing
except with noncommercial radio
In
1970s
only 25% listened to FM
In
1980s
more than 75% listened to FM
By this decade, more than
90
million
radio sets and
10
million
TV SETS
NOW
Satellite RADIO starts with XM
2001
2008 XM merges with SIRIUS
what is the future of radio?
19.5 Million Subscribers
AND RISING
Source: Nobel Lectures, Physics 1901-1921, Elsevier Publishing Company, Amsterdam, 1967, Retrieved from http://www.nobelprize.org/nobel_prizes/physics/laureates/1909/marconi-bio.html
Source: http://www.cedmagic.com/history/deforest-audion.html; Retrieved 08-28-13
Source: Screen Junkies. "Honest Trailers: Titanic" Retrieved 08-28-13 from youtube
1967
Public Broadcasting Act of
Gives birth to
NPR
1970
1982
American Public Radio
Eventually becomes PRI
Telecommunications
ACT of 1996
loosens regulation
of radio
Full transcript