Nothing will.
We’ve all heard the expressions “Slept like the dead” and “Slept like a baby”. If these sayings hit a little too close to home and you have a loved one who just doesn’t seem to wake up when the humble bedside alarm clock rings, why not invest the soothing sound of a fire alarm clock?
Alan Parekh from hackedgadgets.com created the hack, the result of mashing together a fire alarm bell and an alarm clock.
Link includes parts list and circuit schematic.





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