Tech Explorations

News

Tech Explorations Featured in Education Excellence Magazine

Greetings! This one is an unusual post: Education Excellence Magazine, a reputable [...]

KiCad

Update: KiCad 9 and ESP32 PCB design course has new lectures

After testing the first prototype of my ESP32-based PCB (see my blog [...]

Course

New Lectures on KiCad 9 Features Now Available in KiCad Like a Pro

I am excited to announce that a new series of lectures covering [...]

Course

New course: Advanced PCB design project with KiCad

Designing and manufacturing a custom PCB is a rewarding experience, but taking [...]

News

Make an Open Source Drone: Course update

I’m thrilled to announce an update to my second drone course, “Make [...]

KiCad

Designing a 4-Layer IoT Development Board with KiCad 9

In this project, I will walk you through the step-by-step process of [...]

Review

CrowView Note: Portable Monitor With Built-In Keyboard

In this blog post, I’ll share my impressions of the CrowView Note. [...]

Featured courses

Our courses are designed to be detailed, comprehensive, and descriptive. Learn new skills that specifically apply to your projects.
You are at the right place. We have some of the best content on the Internet right here, ready to dive in.

Arduino Step by Step
Getting Started

This classic course will teach you everything you need to know to create Arduino gadgets with sensors, displays, and lights. Start here if you are new to the Arduino.

Learn more

KiCad Like a Pro

In this eBook and video course, I have packed almost everything I have learned as a KiCad user and electronics instructor to help you learn KiCad.

Learn more

Node-RED and
Raspberry Pi Pico W

Use this video course and eBook to learn Node-RED, Raspberry Pi Pico W, and MicroPython, and add these state-of-the-art tools to your technology toolkit.

Learn more

Arduino Step by Step
Getting Serious

Create Arduino gadgets that can communicate, move, interact, measure and detect. This course picks up where Arduino Step by Step Getting Started left off and shows you how to use dozens of external components and advanced build-in features.

Learn more

ESP32 For Busy People

Use this powerful microcontroller to turbo-charge your Arduino projects. If you are already using the Arduino in your projects, then you'll love what the ESP32 can do. This course will help you get up and running with the ESP32 quickly.

Learn more

ESP32 By Example

This course is for anyone who wants to begin to explore the world of cyber-physical systems where the worlds of software and physical system control meet.

Learn more

Explore our course and eBook catalog

Learn Arduino, ESP32, Raspberry Pi, KiCad, Node-RED, Drones, and much, much more with our free guides, courses and eBooks.

Our Latest Blog Posts

Upcoming course: Learn first-order filters with Python, simulation, and live experimentation