A handful of CMOS logic chips is all it takes to build this versatile warning alarm. Discover a classic 1980 Elektor design ...

Lapse… so does this $25 Raspberry Pi Zero! Tiny, lightweight, and incredibly versatile. Mount it anywhere—from rooftops to ...

RP2350B development board Bells&Whistles combines RP2350B, onboard RP2040 debugging, HDMI output, and microSD for cleaner ...

PQC secure boot can move signature checks into a secure element, giving embedded storage a cheaper path to new crypto ...

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Can AI smell toast? A simple toaster gets an edge AI upgrade, using sensors and edge ML to detect when toast is done and ...

Spectrum analyzer mistake shows how span and RBW settings can make RF measurements look right while quietly leading you ...

Can an ESP32 detect people without cameras or motion sensors? Discover how Wi-Fi signal disturbances, CSI, and smart DSP enable real-time occupancy and mov ...

Troubleshooting electrical systems often begins with a simple question: Which fuse has failed? This compact seven-channel ...

Can a simple medium-wave radio receive shortwave broadcasts? In 2005, Burkhard Kainka answered that question with a creative two-transistor converter.

In this today stressed world all are wanting a music world for diverting a stressed mind. Music systems have evolved significantly over the years, and the RFID Smart Jukebox is a modern take on the ...

From vacuum tubes to AI, Elektor has been at the center of electronics innovation for 65 years. Celebrate with us as we ...