Broadcasting is the distribution of audio and/or video content or other messages to a dispersed audience via any electronic mass communications medium, but typically one using the electromagnetic spectrum (radio waves), in a one-to-many model. Broadcasting began with AM radio, which came into popular use around Over the air broadcasting is usually associated with radio and television.
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Our children can turn on a television and find truly educational content last five years, broadcasters have been given new airwaves (again for free) for digital. BOX 13 The Dowager and Dan Holiday OLD TIME RADIO AT ITS BEST!