How to Choose an LED Resistor: Formula, Examples and Power Rating
Calculate a current-limiting resistor for an indicator LED with the correct forward voltage, current and power rating. Includes three worked examples.
Arduino Bluetooth Robot: Parts and Design Overview
An Arduino Bluetooth robot design overview covering the Uno, HC-05 and motor driver. Learn which parts and checks a complete, validated build would need.
Building a Raspberry Pi ANPR System – Project Introduction
We are building a low-cost Raspberry Pi ANPR prototype from scratch. Part 1 covers the hardware, computer-vision pipeline, GPS, multi-frame OCR and the development roadmap.
An educational diagram explaining Ohm's Law with formulas and a simple circuit example
Ohm’s Law 101: The Simple Guide to Voltage, Current, and Resistance
Ohm's Law is a fundamental principle in electrical engineering and physics that describes the mathematical relationship between Voltage (V), Current (I), and Resistance (R).
A visual representation of unlocking the potential of Eagle CAD software for circuit design
Unlocking the Power of Eagle CAD: A Comprehensive Guide
Unlocking the Power of Eagle CAD: A Comprehensive Guide In today's fast-paced world of electronics design, having the right tools is essential for achieving efficiency and precision. One such tool…
KiCad
KiCad: The Open-Source PCB Design Tool That’s Changing the Game
KiCad is rapidly becoming a go-to choice for engineers, hobbyists, and makers looking for a powerful yet completely free PCB design solution. In this post, we explore how this open-source tool is transforming the electronics design landscape, from schematic capture to advanced PCB layout, and why it’s a compelling alternative to expensive commercial software. Whether you’re just getting started or looking to upgrade your workflow, KiCad offers the flexibility and capability to bring your ideas to life.
EEPROM Programmer
Step-Up Beginner Project: Arduino EEPROM Programmer PCB
Step-Up Beginner Project: Arduino EEPROM Programmer PCB In this project, you’ll build your first memory programmer using an Arduino Uno and an EEPROM chip. You’ll learn how devices store data…
How to Design Your First PCB (Step-by-Step)
How to Design Your First PCB (Step-by-Step)
How to Design Your First PCB (Step-by-Step) Designing your first Printed Circuit Board (PCB) can feel intimidating at first—but once you break it down into clear steps, it becomes an…
Beginner’s Guide to Arduino: Your First LED Project
Beginner’s Guide to Arduino: Your First LED Project
Beginner’s Guide to Arduino: Your First LED Project Are you curious about electronics and eager to start your journey into the world of microcontrollers? Arduino is an excellent platform for…