Welcome

Pulse Width Modulation (PWM)

I will talk about what is pulse width modulation (PWM), how this technology is useful to electronics and robotics projects and how to use it.

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 Energy

How DC motors work?

In this post I will explain how the DC motors work. This is a basic concepts post it will be important to understand future posts.

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Eletronics

How BJT transistor works?

In this post I will explain how the BJT (Bipolar Junction Transistor) works. Exist many other types of transistors which will stay to other posts. This is one of the…

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 Telecomunications

How digital TV works?

In this post I will talk about digital TV. How it works and the advantages over digital TV. I will give an introduction to analog TV before talk about the…

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 Robotics

Brushless motor

This post’s subject is about brushless motor. This type of motor is much used in drones and model airplanes for be light and has great rotation speed, making it good…

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Projects

Pulse Width Modulation (PWM)

I will talk about what is pulse width modulation (PWM), how this technology is useful to electronics and robotics projects and how to use it.

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Environment

Rare earth (Part 2)

This post is the continuation of rare earth subject. I will talk about the main rare earth reserves and some applications of each element.

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To see older posts, click in the subjects (Projects, Energy, Electronics, Robotics, Telecommunications and Environment)

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