Hacks of Electronics
Monitoring the air, we breathe indoors is becoming increasingly important, especially in urban environments where pollution levels can impact our health. In this project, we’ll build a smart Indoor Air Quality Monitoring System using the BME680 environmental sensor, ESP8266 Wi-Fi module, and Blynk IoT platform. This compact setup allows real-time tracking of temperature, humidity, barometric […]
Explore Universal NAND Gate from its truth table to its IC pin diagram, delve into transistor-based logic circuit construction and working, and discuss the advantages, disadvantages, and various applications of the NAND gate. Just as the NOR gate combines the OR and NOT functions to provide an inverted output when all inputs are low, the […]
The avalanche diode is a specialized type of semiconductor diode designed to operate in the reverse breakdown region without getting damaged. It plays a critical role in protecting electronic circuits from high voltage spikes and is commonly used in voltage regulation and surge protection applications. This article explores the avalanche diode in depth, from its […]
Building a powerful yet compact audio amplifier can greatly enhance your audio experience. This article details how to construct a 3-channel TDA2030 amplifier circuit with separate left, right, and bass channels, powered by a dual ±12V supply. Additionally, it integrates a bass filter circuit, Bluetooth support via a 7805 regulator, and multiple protection features to […]
While they may seem like two sides of the same coin, encoders and decoders serve opposite but equally crucial roles. In this article, we’ll learn about difference between encoder and decoder with their types, pros and cons, real-world applications, and some of the most commonly used encoder and decoder ICs. In the world of digital […]
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 […]