Simple Level Voltage Detector Circuit Using LM741

Learning Simple Level Voltage Detector Circuit Using LM741 OP-AMP

Today we will be talking about the simple voltage level detector circuit. Its main purpose is to detect if the voltage rises above a certain point. Despite its simplicity, this circuit is an excellent way to learn about comparator circuits. We will use the LM741 OP-AMP as the main component of this circuit. This chip … Read more

Simple motion sensor alarm circuit diagram

Motion detector alarm circuit with PIR sensor

You have a private area, right? If you have this motion detector alarm circuit. It will reduce your worries. Imagine a big bear is coming to the behind of your house. Then, the siren alert. The big bear is shocked and runs away. You and your family are safe. Is it great? Read more