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Excellent detailed tutorial with LM317 voltage regulator
posted April 20 2011 19:21.55 by Giorgos Lazaridis

Youtube user Afrotechmods uploaded recently his new video, an excellent tutorial regarding the LM317 adjustable voltage regulator. After viewing this video, you will surely run at...

[Link: Afrotechmods]
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Tags: theory/tutorial   electronic project   how to   how it works   tips   diy   

The rookie's guide to reading datasheets
posted April 16 2011 19:49.47 by Giorgos Lazaridis

Many times in the past, i have answer a particular question like this: "[...]You need to learn how to read datasheets". Learning how to read datasheets is a must for all electronic...

[Via: electronics-lab]    [Link: Circuitguy]
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Tags: how to   theory/tutorial   articles   

How to build a website from a scratch - The easy way
posted April 13 2011 18:29.58 by Giorgos Lazaridis

So, you wish you knew ho to make a website, but you think that you are too old for that? Or you dare not to face that kind of science? Well, put your hands on the keyboard and...

[Link: lifehacker]
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Tags: commercial   how to   theory/tutorial   internet related   pc related   tips   

Should we worry about radiation, OR radioactive particles?
posted April 11 2011 20:34.08 by Giorgos Lazaridis

Due to the incidence in Japan, listen very often the terms radiation, radioactive particles and radioactive materials. But, what is the real danger? How can radiation get in our...

[Link: veritasium]
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Tags: revealed   nuclear   theory/tutorial   health & nature   chemistry   

How to make custom characters for your LCD
posted April 11 2011 19:43.58 by Giorgos Lazaridis

Do you have a 2 by 16 or similar LCD and you want to know hot you can display simple drawings and smileys? The HD44780 is a very common character LCD display controller. If you have...

[Link: pyroelectro]
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Tags: electronic project   theory/tutorial   lcd   diy   microcontroller   pic   tips   

This potato will light you a cigarette
posted April 10 2011 19:56.05 by Giorgos Lazaridis

Here is an interesting experiment which is simple and easy to do in your kitchen, and yet is still quite impressive. Cut a potato in half. From one half, remove about a tea-spoon...

[Link: newsbeastgr]
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Tags: chemistry   high voltage   experiments   games and fun   science   crazy photo/video   theory/tutorial   fire   

Turn on your PC with your smartphone
posted April 10 2011 19:08.48 by Giorgos Lazaridis

If you have mess with your computer's bios, most probably you have seen an option "wake on lan" or something similar. This feature (which is not a new technology) allows you to turn...

[Link: lifehacker]
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Tags: theory/tutorial   pc related   tips   computer peripheral hacks   ethernet   

A cannonball to explain escape velocity
posted April 8 2011 20:32.40 by Giorgos Lazaridis

April 2011 is the 50th anniversary of the first man in space, and the first complete orbit of the earth by a man in a spacecraft. Sixty Symbols uploaded a video explaining some...

[Link: Sixty Symbols]
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Tags: rocket   geometry/mathematics   revealed   history   theory/tutorial   science   space related   physics   

To google or NOT to google?
posted April 5 2011 19:33.24 by Giorgos Lazaridis

I use google too, but not always, really! There are many other search engines that specialize in specific searches, and yet people do not know them! As a matter of fact, google has...

[Link: lifehacker]
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Tags: theory/tutorial   pc related   tips   trick   google   

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