Hacks of Electronics
Multiplexers (MUX) and Demultiplexers (DEMUX) are essential combinational logic circuits used in digital electronics for data transmission and communication systems. They play a crucial role in efficiently handling multiple signals by optimizing the usage of data lines, reducing hardware complexity, and enhancing the efficiency of data processing units. Let’s explore the difference between multiplexer and […]
Wireless projects are always fascinating, adding flexibility and convenience to electronics applications. Among various wireless technologies, RF modules are widely used due to their simplicity and affordability. In this project, we will build a 433MHz RF transmitter and receiver circuit to control LEDs wirelessly. This guide will cover the components required, circuit design, and working […]
Counters are fundamental digital circuits used in sequential logic for counting purposes. They are broadly classified into two types: Synchronous Counters and Asynchronous Counters. Understanding the difference between synchronous and asynchronous counters helps in choosing the right type for specific applications in digital electronics. These counters play a crucial role in modern digital systems, ranging […]
In this article, we will discuss Half Subtractor Circuit and Full Subtractor Circuit with their working principle, truth table, equations, Karnaugh maps (K-map) and applications. Subtraction is a fundamental arithmetic operation in digital electronics, and logic circuits efficiently implement it. A subtractor is a combinational circuit that performs binary number subtraction in digital systems. These […]
In this article, we will explore various types of logic gates with their symbol, truth table, Boolean expression, properties, IC numbers, applications, advantages, and disadvantages. Logic gates are the fundamental building blocks in digital electronics. There are basically seven main types of logic gates that are used to perform various logical operations in digital systems. […]
In this article, you will learn to build LM3915 battery voltage level indicator. The LM3915 is a popular integrated circuit (IC) used in projects that require visual feedback on voltage levels. It’s widely applied in devices like battery monitors, audio level meters, and power supply indicators. This IC lights up a series of LEDs to show […]