More about LED (792)

1-07-2012 | Fitting a bike with a rear light that stays on even when stationary is both useful and interesting — especially when it uses a circuit as si...

1-07-2012 | Can high-brightness white LEDs and light-dependent resistors (LDRs) be used to make an oscillator? I decided to have a go. For the experimen...

1-07-2012 | Converting a traditonal bulb light on a bicycle to one that pumps 350 mA through a Cree XP-E LEE to produce 114 lumen.

1-07-2012 | These days you can buy various types of LED garlands at a reasonable price. With these you can illuminate various objects indoors or outdoor...

1-06-2012 | In the previous instalment I showed you how to get started with LabVIEW and LIFA, developing a virtual instrument to blink Platino’s LED. Th...

1-05-2012 | Although at first blush they appear completely different, Arduino and LabVIEW both are programming environments aimed at people who do not,...

19-04-2012 | The Merkel government's "energy revolution" was hailed across the political spectrum in Germany as an inspired step forward. But after a for...

1-04-2012 | A touch panel can be made in several different ways. Although the method described here has been known about for a substantial number of yea...

1-03-2012 | Almost every PC case is fitted with an LED on the front panel which flickers whenever the hard disk(s) is accessed. A single flickering ligh...

1-03-2012 | Soldering polarised components always requires some extra attention. Sometimes, mostly with small SMT components, it’s not quite obvious whi...