Membuat kamera HP menjadi spektrometer

Profesor Kimia di University Illinois, Alexander Scheeline, mengembangkan perangkat lunak yang memanfaatkan kamera HP, LED, dan beberapa piranti sederhana lainnya menjadi sebuah spektrometer. Spektrofotometer (spektrometer) adalah alat untuk mengukur daya serap dan daya pancar gelombang elektromagnetik pada suatu zat. Dengan informasi tersebut, komposisi molekul zat tersebut dapat diketahui.

[ENGLISH] from In High School Chem Labs, Every Camera Phone Can Be A Spectrometer [Wired]
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Children’s Chair Made From An Old Bucket

Children’s Chair Made From An Old Bucket

The Italian designer Alessandro Zambelli has provided another new idea for DIY enthusiasts. He made this colorful cute children’s chair simply using a polyethylene bucket. Do you like it? For details, please visit the site of Alessandro Zambelli.

via Children’s Chair Made From An Old Bucket.

Tweet-a-watt

Link: Tweet-a-watt

How to make a twittering power meter…

1. Buy a kit, 2. Hardware, 3. Software

Software part: 1. Listening the signal, 2. Compute the power usage, 3. Store in a database (here), 4. 3. View

The Twittering Office Chair

Link: The Twittering Office Chair

Twitchair = Twitter+Chair

Do you really need the theory?

And this is the show time.