emergency broadcasting
Urgent public warnings
Emergency broadcasting is the system by which governments and authorities transmit urgent warnings to the public through radio, television, and other media.
In the U.S., the Emergency Broadcast System (later Emergency Alert System) interrupts regular programming with distinctive tones followed by information about severe weather, natural disasters, or national emergencies: This is a test of the Emergency Broadcast System.
- test patternBroadcast alignment signal
- federal agenciesNational-level administrative organizations
- natural disastersCatastrophic environmental events
- local governmentsRegional civic administration bodies
- radioElectromagnetic wave receiver
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- broadcast regulationdecency standards, FCC, bleep, bleeping, license renewal
emergency broadcastingsitcoms
Humorous television series
game shows · talk shows · soap operas · infomercials · sports broadcasting
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