| System check! Elektor wants to know: Should engineers learn analog, even if they do digital? What is the best way to learn analog electronic...
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| PbMonitor v2.0 is an improved battery monitoring system featuring a refined analog front end, an ESP32-C6, and a higher-resolution ADC for s...
| Lab Talk #46 brings Red Pitaya's Miha Gjura to Elektor on Wednesday, May 13, 2026, at 16:00 CEST for a test and measurement discussion, as w...
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| Operational amplifiers in analog circuits typically use negative feedback. However, phase shifts in the feedback loop can cause instability,...
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| This fully analog, adjustable, medium-power symmetrical power supply contains no switching or digital components. It provides an output volt...
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| This versatile project provides flexible and dynamic signal distortion as a sound effect for synthesizers and guitars. A chain of saturating...
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| Turn your synth or guitar into a distortion powerhouse with this versatile project. Featuring saturating amplifiers, switchable summation, a...
| 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...
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| Last year, we published a high-quality, variable-frequency audio notch filter. To complete a typical test lab setup for measuring audio equi...
| This test board lets you evaluate audio opamps and various resistor types under identical conditions. Now with support for Through-Hole and...