KnowHow Guru
Hands-on electronics tutorials for beginners
KnowHow Guru offers clear, step-by-step electronics tutorials for people who are just starting out. Learn to read resistor color codes, build circuits on a breadboard and measure them with a multimeter. Every guide explains the why as well as the how, with safety tips along the way.
Guides
How to Read Resistor Color Codes, Step by Step
A beginner's method for decoding 4-band and 5-band resistor color codes, with worked examples and checking tips.
How to Use a Breadboard: A Beginner's Guide
A step-by-step guide to how breadboards work internally, how to place components and wire a first LED circuit.
How to Use a Multimeter for Beginners
A safe, step-by-step introduction to measuring voltage, resistance, continuity and current with a digital multimeter.
Learn Electronics: Where to Start as a Complete Beginner
A practical roadmap for absolute beginners covering core concepts, a starter toolkit, safe habits and first projects.