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July 7, 2022

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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.

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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