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Hawaii’s monthly siren test was activated about 10 minutes early today on Oahu. The City & County of Honolulu issued an alert saying there was an early activation of the outdoor warning siren test.
The sirens are tested at 1500 on the 3rd of every month. The test comprises the following: [9] 3 minutes of the alert warning (a continuous, stepped, rising tone) 1 minute of silence; 1 minute of the all clear siren (a continuous constant tone) Local volunteers monitor the sirens on test day. [10]
All sirens sounded in a male voice message that says “ATTENTION! ATTENTION! THIS IS A TEST OF THE EMERGENCY SIREN SYSTEM. THIS IS ONLY A TEST!” The message repeated a few more times and followed by a steady 3-minute alert tone. Testings concluded with another male message (the same voice) that said “ATTENTION! ATTENTION!
A civil defense siren is a siren used to provide an emergency population warning to the general population of approaching danger. Initially designed to warn city dwellers of air raids (air-raid sirens) during World War II, they were later used to warn of nuclear attack and natural disasters, such as tornadoes (tornado sirens).
The outdoor weather siren system in St. Joseph County is in need of new electronics and an upgrade, and officials hope the work is done by early fall. ... the sirens are tested for several minutes ...
Code 1: A time critical case with a lights and sirens ambulance response. An example is a cardiac arrest or serious traffic accident. Code 2: An acute but non-time critical response. The ambulance does not use lights and sirens to respond. An example of this response code is a broken leg. Code 3: A non-urgent routine case. These include cases ...
A siren is a loud noise-making device. There are two general types: mechanical and electronic. Civil defense sirens are mounted in fixed locations and used to warn of natural disasters or attacks. Sirens are used on emergency service vehicles such as ambulances, police cars, and fire engines.
Federal_Signal_RSH-10_Thunderbeam_video.ogv (Ogg multiplexed audio/video file, Theora/Vorbis, length 9 min 44 s, 720 × 480 pixels, 360 kbps overall, file size: 25.05 MB) This is a file from the Wikimedia Commons .