Music Rhythm Operated Dancing Light

Music Rhythm Operated Dancing Light using LEDs & Transistors

Introduction: In this we are going to show you how to make Music Rhythm Operated Dancing Light using LEDs & Transistors. You might have seen the Disco Lights or DJ lights or... Read more »
Inductive Water Level Indicator with Display using IC 74HC157 & CD4511

Inductive Water Level Indicator with Display using IC 74HC157 & CD4511

Introduction: In this post we are going to learn how to design Inductive Water Level Indicator with Display. Most water level indicators are based upon the number of LEDs that glow to... Read more »
Hall Effect Sensor A3144 Magnetic Switch Basics Working & Explanation

Hall Effect Sensor A3144 Magnetic Switch Basics Working & Explanation

Introduction: In this tutorial we will learn about Hall Effect Sensor A3144 Magnetic Switch Basics Working & Explanation. We will also design a switching circuit using transistor that will help in detecting... Read more »
Zero-Cross Detector Circuit using Transistor

Zero-Cross Detector Circuit using Transistor with waveform

Zero-Cross Detector Circuit using Transistor The figure below shows the circuit diagram of the Zero-Cross Detector Circuit using Transistor. The 230V AC mains is stepped down by transforme to deliver the secondary... Read more »