So when [Martin] purchased a battery-powered smoke detector and rigged it up to notify him exactly when the piezo siren is activated, the evolution of the automatic fire alarm continued into the ...

A fire alarm system consists of a number of devices working together to detect and alert people through visual and audio signals whenever smoke or fire is present. These alarm signals may be activated ...

October is Fire Prevention Month, a reminder of the importance of working smoke alarms. Three out of five home fire deaths occur in houses without smoke alarms or with alarms that aren’t ...