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This is the legacy website; please use the new website.
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World Record 111-Gigapixel Photograph
14 September 2011
When it was "taken" late last year, the photo above of the city of Seville, Spain, was a world record at 111 gigapixels. If printed out, it would be bigger than two football fields. And you can zoom in to show amazing detail. But shooting such a photo was no mean feat...
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Can You Really Reduce Your Electricitiy Bill
08 September 2011
With recent large increases to commercial and domestic electricity tariffs and promises of more to come, everyone wants to know how to reduce their electricity consumption. This can be done but it is neither simple nor easy. In this article we will review some strategies for saving power ? and debunk some of the scams around!
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LED Lighting Explained
02 September 2011
Ever since Philips Lumileds created the high power LED over 10 years ago, the rapid advancement and development of solid state lighting components has facilitated exciting new applications and innovations. If we gaze around our environment, we notice just how wide. spread the use of LED technology has become.
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Review: UP! Portable 3D Printer
15 August 2011
We?ve looked at 3D printers in the past but this one is different - you can buy it right now and have it up and running an hour or two after it arrives. You can design objects with 3D CAD software and then watch as they're turned into "the real thing" before your very eyes!
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Asus EePad "Transformer" Tablet PC
03 August 2011
With the exception of the Apple iPad, few new computers of any description have caused so much comment, so much anticipation and so much demand as the just-released ASUS EeePad Transformer. We just had to get our hands on one for a few days - not easy! - to find out what the excitement was/is all about.
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Control Your World Using Linux
21 July 2011
Microcontrollers are becoming more powerful and sophisticated, to the point where they are challenging the supremacy of the PC. On the other hand, PCs running Linux are quite open and accessible to the experimenter. Yes, your computer can control your air-conditioning and lights and this article will show you how.
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A Look At Amplifier Stability & Compensation
15 July 2011
Elsewhere in this issue, we present the updated Ultra-LD Mk.3 Audio Power Amplifier Module. It has a new frequency compensation arrangement which helps it achieve even lower distortion than the Mk.2 version. In this article, we explain why amplifier frequency compensation is necessary and how it works.
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