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Monday, February 9, 2026
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Energy

Circuit breaker: what is it and how it works?

The circuit breaker is an essential electromechanical component for electric installations. This post shows how it works. How does the circuit breaker work? It has the...

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Electronics

Lissajous curves: what are they?

Lissajous curves are graphics produced by parametric equations and they are very useful on electronic circuits maintenance. What are parametric equations? They are equations where cartesian...

Telecommunications

Introduction to phased array antennas

This post subject is phased array antennas. They are many arranged radiators to behave like a single antenna. Operation principle The phased array antennas behave like...

Robotics and Automation

Introduction to generative AI

Generative AI can produce new content from a command prompt written by the user. ChatGPT is the most known example. Important concepts of generative AI Generative...
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Projects

Initiating with ESP32

ESP32 is a microcontroller with integrated Wi-Fi & Bluetooth and can be programmed on the same Arduino IDE. To know about how Bluetooth works, click...

Environment

Solar Butterfly, travel around the world with sustainable energy

On September 30th, Solar Butterfly arrived at Curitiba, a trailer moved by solar energy, whose final destiny is COP30. About Solar Butterfly It's a trailer supplied...

Travels

Electrical e-Library on Campus Party 2025

I was in Brasília, for the 17th edition of Campus Party Brazil, an annual event of science, technology and entrepreneurship. Campus Party 2025 This event started...