| Why buy a guitar tuner when you can build one yourself? Using an inexpensive board and a clever signal processing algorithm, this DIY projec...
More in Circuits & Circuit Design (118)
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| Is it possible for a tiny microcontroller to run on a hefty 48-V battery? This project makes it happen using a custom step-down converter —...
| The 555 timer IC, introduced in the early 1970s, remains one of the most iconic and widely used analog chips in electronics. Let's explore i...
| In Elektor Lab Talk #36, our editors and special guests will take you on a tour of their most interesting, unusual, and inspiring electronic...
| Back in May 1982, Elektor published a matchbox radio project that pushed the limits of miniaturization. Built into a compact box, the fully...
| Printed circuit boards bring order and professionalism to electronics design. But high voltage and heavy currents introduce risks. This arti...
| Need a reliable way to track days, weeks, or even months with precision? This Long Interval Timer project uses an ATtiny85 and DS3231 RTC mo...
| Tired of loud TV ads? In 2012, Peter de Bruijn built the Mini-Mute — a clever circuit that let him mute his TV with a simple tap on the coff...
| Elektor has a long history of publishing clock projects. Let’s take a look at a classic — the MOS Clock 5314. The design showcased early use...
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| While digital media continues to thrive, traditional vinyl records have seen a remarkable resurgence in popularity. However, accurately repr...