| Making a robot walk instead of drive around on wheels can be a daunting task. The author of this Walking Bug came up with a remarkably simpl...
| Making a robot walk instead of drive around on wheels can be a daunting task. The author of this Walking Bug came up with a remarkably simpl...
| Together with a good directional antenna this high performance two-stage antenna amplifier for the VHF FM broadcast band will enable you to...
| Valve circuits and radios in particular are graced by vast crowds of enthusiasts. If you want to keep your prize vintage radio as authentic...
| If you are not lucky enough to have access to expensive test gear then lamp circuits using LEDs offer a good chance of success and allow a l...
| The operating principle of the Cuk Converter avoids the need for particularly exotic components. That means we can right away take the plung...
| The development system described in this article continues a fine tradition of Elektor Electronics microcontroller articles, and follows in...
| PC power supplies can often be bought cheaply at places such as computer fairs. But it isn’t that easy to check if such a (second hand) powe...
| A clap switch circuit is a classic beginner’s project. Equipment canbe switched on and off by just clapping your hands. Add a tiny microcont...
| Here’s a recipe to make LEDs produce slow, continuous light effects rather than abrupt changes normally obtained from square-wave drive sign...
| Audio analysers, such as the Audio Precision series have signal generators that for certain test purposes do not have a sufficiently high ou...