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March 22, 2023

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Where Technology meets magic

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Hardware

Articles related to IT Hardware, but also to other physical artifacts of various technologies.

Atmega8 with Bluetooth radio module

May 27, 2009
36 comments

Add Bluetooth functionality to your microcontroller project (atmega8).

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Ultraviolet Light

May 9, 2009
16 comments

Powering UV light tubes. A short comparison between UVA and UVC.

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Homemade Flyback secondary

May 5, 2009
5 comments

An easy way to built a high performance flyback transformer. Custom and perfect to fit your needs.

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How to build a Tesla Coil #3

April 2, 2009
42 comments

ZVS Powered tesla coil with a nice setup on two decks

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Robo Evolution – how to build a better robot

March 22, 2009
5 comments

A not-so-short article on various robot platforms I’ve experimented with. See my latest designs, and learn about my findings on robotics.

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A simple H-Bridge design

March 22, 2009
101 comments

How to build a microcontroller to control a motor in both ways.

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Win Mobile Tech Seminar in Lisbon, 11-12 March, 2009

March 13, 2009
5 comments

A few words on the Windows Mobile Seminar held in Lisbon, Portugal, during 11-12 March 2009.
As a speaker at this seminar, I’ve presented a Voice Command Recognition system for Windows Mobile, in my topic named “Extending your Smartphone’s functionality”.

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ATMega8 and DS18B20 (digital temperature sensor)

March 1, 2009
101 comments

How to use a digital temperature sensor (DS18B20) with a microcontroller (ATMega 8). Source code included.

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ATmega8 and 2×16 HD44780 LCD

February 13, 2009
108 comments

A tutorial including source code on how to use a 2×16 LCD (HD44780) with the ATMega8 micro controller. LCD Interface as C++ Class.

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First steps with micro controllers (ATMega8)

February 11, 2009
80 comments

My first microcontroller (Atmega8) experiments, tools, software, tips and photos.

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How to build a Tesla Coil #2

January 23, 2009
17 comments

Tesla Coild powered by a ZVS driven flyback

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My first TEA Nitrogen laser

January 22, 2009
3 comments

An attempt on building a TEA N2 Laser and an innovative idea for positioning the high voltage electrodes.

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How to build a Tesla Coil #1

December 7, 2008
18 comments

Here’s how I’ve built my first Tesla Coil for a few tens of thousands of volts.

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ZVS Flyback Driver

December 6, 2008
110 comments

My first ZVS high voltage driver. A lot of current, and a lot of hot plasma. Includes YouTube video.

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Glass and… Uranium?!

November 17, 2008
2 comments

UV fluorescence of uranium doped glass marbles.

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Laser photography

October 5, 2008
1 comment

A few interesting laser photos showing their intense beams.

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100mW Burning Red Laser

September 25, 2008
5 comments

This is about lasers, a short article where I speak about a 100mW red laser that I’ve recently built. Lots of interesting photos included.

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