| Track occupancy detectors are needed for hidden yards and other sections of track that are hard to see, but they are also necessary for bloc...
| Track occupancy detectors are needed for hidden yards and other sections of track that are hard to see, but they are also necessary for bloc...
| When it is necessary to send a digital signal between two electrically isolated circuits you would normally choose an optoisolator or some f...
| This R/C analyser measures and stores the speed of an R/C model car directly in the car. It is aimed at R/C model car builders who want to k...
| Analogue servos are really ingenious bits of hardware. But there’s an even better alternative: the digital servo! Based on the operation of...
| One again Elektor Electronics makes its competitors take a very distant back seat by publishing the world’s first homebuilt DRM receiver for...
| Although digital alarm clocks have been around for years, most of today’s off the shelf products suffer from serious design limitations. For...
| In response to repeated requests, in this article we present an overview of a number of logic families and their properties. We also briefly...
| This circuit is based on the PIC16C765, a recent addition to the large Microchip PIC family. It can be used to measure two analogue voltages...
| Even shortwave is now going digital! This year, field trials of a new transmission method got under way, involving shortwave listeners and r...
| The USB Audio-DAC described exactly two years ago received unexpected acclaim as a small external sound card. Soon after the publication we...