From: jeroen@nospam.please   
      
   On 12/11/25 00:06, Don Y wrote:   
   > On 12/10/2025 7:25 AM, Liz Tuddenham wrote:   
   >> Martin Brown <'''newspam'''@nonad.co.uk> wrote:   
   >>   
   >> [...]   
   >>>   
   >>> ISTR that in the Three Mile Island disaster they spent the first fifteen   
   >>> minutes of the emergency trying to silence all the different damn alarms   
   >>> that made it impossible to think in the control room. Only once they had   
   >>> the noise under control could they communicate with each other across   
   >>> the room.   
   >>   
   >> I worked in a university where they had just one sounder for each floor,   
   >> mounted at the end of a each corridor.  They had made it loud enough to   
   >> be heard in the laboratories with all the doors shut.  It would have   
   >> been safer to climb out of a window than enter the corridor and try to   
   >> escape past the sounder.   
   >   
   > You can get 200-300dB klaxon's relatively easily.  I had one in   
   > college that was "fun" (for some perverse definition of "fun")   
   > to play with.   
   > [...]   
      
   You may want to think that over. 200dB is like a rocket launch,   
   close up. 300dB would be 10^10 times more powerful.   
      
   Jeroen Belleman   
      
   --- SoupGate-Win32 v1.05   
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