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LEGO Mindstorms Sudoku solving bot works autonomously
posted March 14 2011 22:33.46 by Giorgos Lazaridis




Anyone knows what the sudoku puzzle is, and it seems that this robot knows it as well. As a matter of fact, it can solve it all by itself! This autonomous bot is a creation by...

[Link: tiltedtwister]
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Tags: electronic project   robot   puzzle   mechanical   lego   games and fun   autonomous   



DIY IR multi-touch surface for LCD
posted March 14 2011 22:05.14 by Giorgos Lazaridis




About 3 months ago, i was working on a light touch sensor for my LCD that i reverse engineered (for my coffee maker machine :D ). But it failed to operate. The reason was that there...

[Link: Spritetm]
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Tags: electronic project   crazy hack   lcd   touch screen   diy   multitouch   microcontroller   arduino   computer peripheral hacks   monitor   infrared   








Amplitude Modulation tutorial + bonus circuit
posted March 8 2011 21:50.48 by Giorgos Lazaridis




I'm not sure where i found this video, nor do i remember since when it is hidden in my bookmarks, but it is simply brilliant! In this video, youtube user afrotechmods explains how...

[Link: afrotechmods]
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Tags: fm/am   electronic project   diy   music   antenna   wireless   inventions   theory/tutorial   history   audio   how it works   



Meet Trangram, Simple house remote automation over IP
posted March 6 2011 20:39.53 by Giorgos Lazaridis




AKA clever-house, but i really hate this title. Here is the main idea in a glance: Trangram is a complete system that can connect modules on the internet. A simple interface is used...

[Link: trangram]
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Tags: electronic project   diy   microcontroller   wlan   arduino   ethernet   commercial   cool gadget   



This is the tree house you get from an engineer daddy
posted March 5 2011 21:27.27 by Giorgos Lazaridis




herctrap sent me this video some days ago. When i was a child, i decided to make a "tree house" on a tall pine tree, from where i fall off one day, me and a part of the ladder that...

[Link: cliprepository]
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Tags: electronic project   microcontroller   gaming   mechanical   games and fun   crazy designs   








Simple magnetic levitation
posted March 5 2011 20:24.02 by Giorgos Lazaridis




Magnetic levitation is always impressive, mostly because a magnetic field is invisible, but the effect of it may cause paranormal to the eye phenomena. Here is a very simple...

[Via: pyroelectro]    [Link: uzzors2k]
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Tags: magnetism   electronic project   physics   diy   led   



How to amplify the signal from a thermocouple pair
posted March 4 2011 22:23.39 by Giorgos Lazaridis




When i was designing my DIY soldering station, i faced one big problem: how to read and use the thermocouple output. If you read the thermocouple theory, you will see that the...

[Link: kennethfinnegan]
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Tags: electronic project   physics   diy   thermocouple   amplifier   sensors   temperature   



PIC to measure heart beats and tell if you are angry
posted March 4 2011 22:10.35 by Giorgos Lazaridis




Here is another interesting circuit based on a PIC microcontroller. This time, the PIC16F877 is put to measure the beats per minute of the heart, and hence say if you are angry or...

[Via: dangerousprototypes]    [Link: tecnobits]
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Tags: electronic project   physics   diy   pic   microcontroller   sensors   biotechnology   health & nature   








Tiny FM bug disguised into mint box, WITH mints
posted March 4 2011 21:40.26 by Giorgos Lazaridis




If you have watch many 007-style movies, then you probably have seen many different bug disguises, sometimes as a rose, others as a statue... but tell me, have you ever seen a bug...

[Link: pyroelectro]
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Tags: electronic project   diy   fm/am   wireless   

















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