This alarm circuit was designed to monitor a mains-powered smoke detector located in a shed (which is used to house dog kennels). It provides complete isolation from the mains so that low-voltage (12V ...

Why are you reading about smoke detectors, may you ask? Well, for one, they can save your life — indicating the onset of a fire at home. According to the “Smoke Alarms in US Home Fires” report by the ...

Three out of five fire deaths happen in homes with either no smoke alarms or no working alarms, but Consumer Reports has revealed their top picks to help keep your family and belongings safe. Stream ...