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Broadcast Journalism
"Broadcastingis
thedistributionofaudioor
electronicmass
communications medium,
but typically one using theelectromagnetic
spectrum(radio
waves),
in aone-to-manymodel.Broadcasting
began withAM
radio,
which came into popular use around 1920 with the spread ofvacuum
tuberadio
transmittersandreceivers.
Before this, most implementations of electronic
communication (earlyradio,telephone,
andtelegraph)
wereone-to-one,
with the message intended for a single recipient. The termbroadcastingevolved
from its use as the agricultural method of sowing seeds in a
field by casting them broadly about.It
was later adopted for describing the widespread distribution
of information by printed materialsor
by telegraph.Examples
applying it to "one-to-many" radio transmissions of an
individual station to multiple listeners appeared as early
as 1898" Source Wikipedia
"Broadcasting
