| Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time oc...
All items tagged with IoT & Sensors and sensors (69)
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| A handful of CMOS logic chips is all it takes to build this versatile warning alarm. Discover a classic 1980 Elektor design that monitors se...
| A single thermopile capsule scans the scene through pan/tilt while a coaxial ToF sensor maps depth per pixel. Richardson–Lucy deconvolution...
| Can a handful of transistors outperform a microcontroller? This acoustic sensor delivers reliable, fail-safe sound detection and shows how e...
| This fuel injector control tester drives up to six gasoline injectors simultaneously for cleaning and diagnostics. A CPLD generates adjustab...
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| Autonomous Sensor Node v2.0 hardware and PCB refinements reduce idle and active current, reaching 18 µA standby with the timer enabled. The...
| Need a Hall sensor? A strip of copper, a strong magnet, and an LM358 are all you need to explore the Hall effect hands-on. This experimental...
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| Relio is a compact, Matter-enabled smart device that integrates presence detection, environmental sensing, IR control, energy monitoring, an...
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| LiDAR is a great solution for detecting obstacles and measuring distances. Here we use the technology for taking precise distance readings u...
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| From LiDAR to depth cameras, sensing tech is transforming how robots see and respond to the world. This article explores key sensor types, r...