Fira Alarm circuit using IR sensor

Fire Alarm Circuit using Transistor

January 30, 2020 admin 0

A Fire Alarm System is a device that makes a loud sound to warn people when there is a fire. In this project we have design a Simple and inexpensive fire alarm circuit by using a transistor BC547 and an {Read More}

melody genrator ic

Melody Generator Circuit using IC UM66

January 25, 2020 admin 0

In this simple project, we are going to make a melody generator circuit using the IC UM66. This IC (UM66) has an inbuilt beat and tone generator. It has three legs like a transistor. This IC (UM66) has many versions {Read More}

battery level indicator

Battery Level Indicator Using LM 3914

January 21, 2020 admin 0

We are going to show you, how to design a simple Battery Level Indicator Circuit using LM 3914. The battery level indicator indicates the status of the battery by a glowing LED. In this circuit, we have 9 LED that {Read More}