DIY Digital Compass
by DaAwesomeP @ instructables.com: I'm astounded that some cars don't have a digital compass always visible. You either have to launch the navigation app each time which may even disappear when you adjust the radio. In this project, you'll create a digital compass that can be...
Continue ReadingBuck-boost regulator achieves high efficiency
by Susan Nordyk @ edn.com: Using adaptive current-limit PFM (pulse frequency modulation) control, the ISL9120 switching regulator from Intersil realizes efficiencies of up to 98%, while automatically transitioning between buck and boost modes without significant output disturbance....
Continue ReadingRunning Intel x86 apps on Raspberry Pi 1 and 2
ExaGear Desktop is virtualization solution which opens up a host of new possibilities for running apps across platforms. ExaGear Desktop makes it possible to run Intel x86 application on ARM-based devices, and is targeted to individuals running ARM-based Mini PCs and to businesses...
Continue ReadingFully reprogrammable optical chip developed
by Graham Pitcher @ newelectronics.co.uk: Researchers from the University of Bristol and NTT in Japan have developed an optical chip that can process photons in an infinite number of ways. According to the team, the fully reprogrammable chip marks a 'new era of research' for...
Continue ReadingArduino playing the melody with the Sd card
by sezgingul @ instructables.com: This project is in SD card loaded stolen melody is provided by command sent from the serial monitor. If you want to add the application var.siz 6-melody melody melody file must be the same as the name of the specified code name. The components...
Continue ReadingArduino Radar Tutorial: Fading an LED With My Breath
by build-electronic-circuits.com: I built this Arduino radar project, where I control the brightness of an LED with my breath. In this tutorial, I will show you exactly how to do it. It was an experiment to get the XeThru radar to work with Arduino. I plan to expand on this...
Continue ReadingGeiger counter with SBM20 tube
by weirdlab.fr: I “rebuild” my Geiger counter, the SBM-20 tube was initially inside the box, i have put this one inside a 32mm diam plastic tube, for more convenience, wired through a XLR3 cable. This counter is from “Electronique-Pratique” n°368, a french electronic...
Continue ReadingKeithley DMM7510 7.5-Digit Multimeter Review, Teardown & Experiments
Keithley DMM7510 7.5-Digit Multimeter Review, Teardown & Experiments -...
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