måndag, september 01, 2014

HESA FREDRIK





(nickname "Hesa Fredrik" = "Husky Fredrik")

"Hesa Fredrik" tested at 15 o'clock on the first Monday in March, June, September and December.
It is important that the technology works, given that Hesa Fredrik penetrating signal to warn the population in case of serious incidents of gas emissions, extreme weather or a major fire.
"Hesa Fredrik" also works as a flight alarms in wartime.


Soon, "Hesa Fredrik" however be complemented by a new warning system. SOS Alarm has investigated a new system that is based on the alerted by text message to your mobile.

The sirens will be left behind, what I know. They make it possible to warn many of the same signal.



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