| Is your ESD wrist strap really protecting you? This innovative ESP32-S3-based tester quickly checks the resistance of the strap-to-wearer pa...
All items tagged with Test & Measurement and Circuits Circuit Design News (71)
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| Want a fun way to observe the enormous electric fields generated by approaching thunderstorms? First published in Elektor in June 2003, this...
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| Build a compact battery-powered load-step tester to evaluate bench power supply transient response. Using MOSFET switching and Schmitt-trigg...
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| An Arduino Nano microcontroller provides a simple and cost-effective platform for battery measurements and testing. When paired with TestLab...
| PCB etching gets a proper Elektor angle in Bettina Neumryr’s latest video, which recreates a project from the July/August 1980 Elektor Magaz...
| Audio notch filters are useful when an engineer needs to see low-level harmonic distortion that would otherwise be buried under a much large...
| A few engineers and innovators share details about practical test and measurement habits that save time and help avoid poor results. They ta...
| This simple inductance meter uses an ATmega328 and LM339 to measure coil values at low cost. The design provides a practical way to estimate...
| Audio measurements are the focus of Elektor Lab Talk #45, where Brian Tristam Williams, Jens Nickel, and Alfred Rosenkränzer dug into distor...
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| Operational amplifiers in analog circuits typically use negative feedback. However, phase shifts in the feedback loop can cause instability,...