More about logic (149)

10-05-2012 | In the future we might never run out of disk space again. Researchers are developing a method to grow storage devices from bacteria. So when...

1-05-2012 | Recently I dusted off my old logic analyser as part of a major housecleaning exercise. The instrument dates from my time as a student in the...

1-10-2011 | This project is based on the ‘Fan-Flash’ published in the December 2010 edition, a circuit that gives the illusion of stopping the blades of...

16-08-2011 | In the wake of the London riots Prime Minister David Cameron floated the idea of a partial ban on social media. But is the technology in pla...

1-06-2011 | Although the final application, a reliable system to hatch chicken eggs, may seem specialized, the method of getting there has potential for...

11-05-2011 | We’re at the dawn of the fifth technological revolution. At least, that’s the working premise of the recently founded think/do tank the Hyb...

1-05-2010 | Colossus was a digital computer that contained 2400 valves and ran its programs as fast as a modern computer. It was designed in 1943 and ma...

1-01-2010 | The oscilloscope is a fine tool for showing the evolution of a signal in time, but when it comes to digital signals it soon shows its limita...

1-07-2009 | The small super-bright Luxeon LEDs from Philips are suitable for many applications, including small but handy (that is, bright) pocket torch...

1-03-2009 | Generating a stable, high-frequency signal from a crystal is simple, but you can’t always get just the frequency you want. Of course, you ca...