An errant Emergency Broadcast System transmission made television watchers and radio listeners worry about the threat of ...

Cell towers will broadcast the emergency alert for 30 minutes. If your phone is turned on in the range of a tower, your phone will display a message that says: "THIS IS A TEST of the National ...

along with the phrasing “This is not a test, this is an emergency broadcast transmission.” Outside of advertising, the FCC doesn’t allow broadcasts of these tones in context, either.

Homewood Campus Public Safety will conduct a full-scale simultaneous activation of both the siren/public address system and the Johns Hopkins Rave Alert text messaging system ...

The siren will be followed by a message stating: “This is a test of the emergency management public ... This material may not be published, broadcast, rewritten, or redistributed.

To do so is to risk one’s life when raising the alarm about a real emergency that may go duly ... Fox did just that in a recent broadcast, using a designated alarm tone for an advert.

Homewood Campus Public Safety will conduct a full-scale simultaneous activation of both the siren/public address system and the Johns Hopkins Rave Alert text messaging system ...

Broadcast Emergency Response (Amber), and Opt-in Test Messages. You can opt out of any except National Alerts, which are reserved for national emergencies. The Oct. 4 test is a National Alert.

The monthly test of the all-hazard statewide outdoor warning siren system is scheduled for 11:45 a.m. today. A test of the live broadcast segment of the emergency alert system will take place at ...