HealthyPi v4 is a wireless, wearable, open source vital signs monitor powered by ESP32. Reliable health monitoring has traditionally required that we tether ourselves to machines capable of recording our vital signs around the clock. Outside of a clinical setting, however, this is...

Samsung ISOCELL Slim GH1 offers 43.7 megapixels in an extremely compact package, ideal for slim full-display smartphones Samsung Electronics, a world leader in advanced semiconductor technology, today introduced the industry’s first 0.7-micrometer (μm)-pixel image sensor, the...

Sasa Karanovic build an analog monitoring system that is able to show your computer's resources on 4x beautiful dials. He writes: As I mentioned, I’ve been playing around with this idea for a while and by looking at some of my notes, the idea of having a physical resource monitor for...

Laptop Docks for smartphones are becoming quite the real deal. For those who are not yet familiar with them, the docks serve as hosts for turning smartphones into laptops. As their popularity grows, the market is awash with several types of laptop docks with some top performers like the...

After the release of his PIC32MZ EF based 20Msps oscilloscope with an integrated 1-inch by 1-inch OLED screen for readouts, Electrical Engineer, Mark Omo has again unveiled his new design, the self-contained 60MHz 250Msps Probe Scope oscilloscope with the probe in cable form factor. The...

Blip is a development board for Bluetooth Low Energy (BLE) and 802.15.4-based wireless applications, built around the Nordic Semiconductor nRF52840 SoC. It is able to help you easily start your next IoT Development using BLE technology. Blip has a Black Magic Probe compatible...

Visualizations are an important part of a music player. They provide the user with something to feast their eyes on especially when the music has no video. For today’s tutorial, we will build a visualization device, capable of providing a visual representation for any kind of music...

Using tiny arrays of carbon nanotubes, a team of researchers at Rice University has designed nanoscale incandescent light source that could be tuned to precisely emit at specific wavelength, based on the materials’ configuration. The so-called nanoscale thermal emitters described in...