This shown circuit alarm updates you after some time at any time your refrigerator door is left open. This fridge door open alarm circuit turns into easy to carry, simply […]
How to Make a Power Interruption Alarm Circuit
This circuit will warn you the moment there’s a power failure or an interruption in the mains. In some specific situations it might be crucial to understand whether the mains […]
Simple Fire Alarm Circuit
The post discusses a simple fire alarm circuit that you can build and install at home or shop for detecting a fire hazards and sounding an alarm. At the point […]