CONELRAD may sound like the name of a fictional android, but it is actually an acronym for control of electronic radiation. This was a system put in place by the United States at the height of the cold war (from 1951 to 1963) with two purposes: One was to disseminate civil defense information to the population and, also, to eliminate radio signals as homing beacons for enemy pilots.
How CONELRAD Worked
Here’s how it worked: In case of an attack, certain key stations were notified. They would use a very simple sequence to indicate there was an alert. All FCC-licensed …read more http://pje.fyi/Pv9h2f