| If you are looking for a circuit diagram for a specific application, there is a fair chance that you can find it on the Internet. Hobbyists...
| If you are looking for a circuit diagram for a specific application, there is a fair chance that you can find it on the Internet. Hobbyists...
| When in 1870 John Tyndall, an Irish physicist working in the USA, showed that light can be guided, he could not have foreseen that li...
| Modern PCs are fortunately much quieter than the models of a few years ago. Better enclosures, quieter fans and temperature-regulated fans...
| An important function of digital audio signal processing is the generation of reverberation and echo. This instalment looks at how ech...
| In this article we answer the questions of our readers.
| Every modern computer has an advanced IEEE 1284 parallel port. Thanks to this interface, the printer port can be used for more than just d...
| Many older PCs have accumulated lots of dust inside the case and can benefit from cleaning a number of areas and essential components. Alt...
| We can only answer questions or remarks of general interest to our readers, concerning projects not older than two years and published in E...
| Letters from our readers are shown and answered in this article.