Bipolar Junction Transistors (BJTs): NPN Vs. PNP
Transistors, often hailed as the building blocks of modern electronics, play a pivotal role in amplifying or switching electrical signals.
In this discussion, we will dive deeply into bipolar junction transistors (BJTs), particularly focusing on their two types: NPN and…
How Does a Diode Work in a Circuit
You can play the audio version of this article.
This podcast episode discusses the fundamentals of diodes, including:
How they work
Biasing
Preventing reverse current
Rectification in power supplies
Diodes are essential and widely used components in electronics. They play…
Potentiometers and Variable Resistors: A Complete Guide
Whether you’re adjusting the volume on a speaker, dimming a light, or varying the speed of a motor, one essential component often comes into play: the potentiometer. It is also known as a variable resistor. This component allows you to…
Non-Inverting Operational Amplifier (Op-amp) Circuit
Operational amplifiers (Op-Amps) are integral electronic components with various applications, including mathematical operations such as addition, subtraction, integration, and differentiation. They are characterized by their linear behavior and nearly ideal DC amplification properties, making them essential for signal processing and…
LM386-Based Audio Amplifier
Description
This version of the LM386-based audio amplifier offers low noise, minimal distortion, and efficient power consumption. It operates within a 4V – 12V DC voltage supply and is capable of delivering a clean power output of 700mW.
The amplifier…
3D Printed Enclosure for the Electronic Parts of a Conveyor System
Introduction
Additive manufacturing or 3D printing, is a process of creating the desired objects or parts by building them layer by layer from a digital model.
Using additive manufacturing principles, this project aims to design a 3D printed enclosure for…
Simple I/O Board for LabJack
Description
LabJack is a device that provides analog inputs/outputs, digital inputs/outputs, and more that you can use in a computer-based instrumentation and control system. For example, suppose you want to create a computer-based project that collects data from various sensors…
LED Bar Graph Meter Utilizing the LM324 Opamp
Design Goals
The diagram provided shows an LED bar graph meter circuit that utilizes operational amplifiers. The objective of this project is to design the PCB board for the circuit using EAGLE software and physically construct it. The process involves…
How to Become Good at Electronics: A Comprehensive Guide
Electronics is a cool field that has totally changed the way we live and work. From basic circuits to super complex systems, electronics are a big part of our lives.
If you’re interested in learning electronics or electricity and becoming…
Parity Checker Circuit
I made this project as an Electronics Engineering Technician (EEN) student in my digital electronics course. I enjoyed working on it and learned a lot of things. Here, I provided an overview of how I made this simple yet fascinating…