| 摘要 |
<p>An apparatus (20) such as a television signal receiver, radio or other device provides an emergency alert function. According to an exemplary embodiment, the apparatus (20) includes a processor (27) operative to detect a first condition wherein signal strength on a selected channel frequency associated with the emergency alert function exceeds a predetermined threshold, and to detect a second condition wherein a broadcast test associated with said emergency alert function is passed. A visual indicator (30) is operative to provide a predetermined output if the first and second conditions are detected.</p> |
