How microwave body detectors work. With RF section schematic.

TSP #26 - Tutorial on Microwave and mm-Wave Components and Modules

Second Autobot lamp with RADAR sensor.

How to use a multimeter like a pro! The Ultimate guide

LED Circuit Design - How to design LED circuits

A simple guide to electronic components.

Building a USB powered PIR/Radar adaptor for LED strings.

How PIR modules work and using them to control LED strings.

eBay clock kit. Full build and setting guide.

Getting Started with LIDAR

Lecture 1: Introduction to Power Electronics

Tutorial: How to design a transistor circuit that controls low-power devices

Motion and Distance Sensors for your DIY Projects

How Resistor Work - Unravel the Mysteries of How Resistors Work!

Making a Lantern Full of Fireflies

Simmerstats: The genius old tech that controls your stovetop

how to create, transmitter and receiver control circuit , jlcpcb

EEVblog #168 - How To Set Up An Electronics Lab

Poundland's PIR LED tape. Worth buying just for the sensor.

Essential Electronics Components that you will need for creating projects!

Complete beginner's guide to using a breadboard