What date was set as the mandatory conversion date for most U.S. broadcasters to switch to the modern Emergency Alert System (EAS)?

Answer

January 1, 1997

While the transition started in the 1980s, the formal adoption and mandatory conversion date for the majority of U.S. broadcasters to move to the EAS technology standard was set for January 1, 1997.

What date was set as the mandatory conversion date for most U.S. broadcasters to switch to the modern Emergency Alert System (EAS)?
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