Beelink Gemini M; Ultra-Thin Mini PC Based on Intel GLK-R Processor

Beelink Gemini M; Ultra-Thin Mini PC Based on Intel GLK-R Processor

Shenzhen based computer hardware manufacturer, Beelink, recently teased the release of a series of new Mini PCs top of which was...


microUPDI – Pro-Micro Based UPDI Programmer

microUPDI – Pro-Micro Based UPDI Programmer

Thanks to the increased popularity of the recent ATtiny series of microcontrollers, there has been an increase in the number of...


Audio VU/Sound Level Meter with LM339

Audio VU/Sound Level Meter with LM339

This is an “Audio VU Meter” or “Sound Level Meter”, it is a general-purpose bar-graph Audio VU meter designed for fun projects.


Audio Components by mixos
Flash an LED from AC-mains power

Flash an LED from AC-mains power

LED technology is opening the door to a variety of high-power-illumination applications.


A Touchscreen Reflow Oven Controller Using an Arduino Pro Mini

A Touchscreen Reflow Oven Controller Using an Arduino Pro Mini

We have seen people make many simple reflow ovens, comprising of an old toaster oven, a Solid State Relay (SSR), a thermocouple,...


DIY Arduino Nano HV UPDI Programmer

DIY Arduino Nano HV UPDI Programmer

In May, Arduino released a guide on how you can create a UPDI programmer for under $10.


Hardkernel’s Powerful Odroid-N2 Single Board Computer Gets an Upgrade – Odroid N2 Plus

Hardkernel’s Powerful Odroid-N2 Single Board Computer Gets an Upgrade – Odroid N2 Plus

With Amlogic S922X Rev.


PaperiNode, an Arduino-compatible flexible low power energy-harvesting LoRa-enabled electronic paper display

PaperiNode, an Arduino-compatible flexible low power energy-harvesting LoRa-enabled electronic paper display

Robert Poser has posted his project on GitHub called PaperiNode, which is a flexible, low power, energy-harvesting, LoRa-enabled,...


Murata’s ultra-small, 0.5 A to 2.0 A DC/DC converters offer high efficiency and low noise

Murata’s ultra-small, 0.5 A to 2.0 A DC/DC converters offer high efficiency and low noise

Murata’s MYR series are the PicoBK™ DC/DC converters that integrate a coil and a control IC.


Components Power by mixos
Meet the KitDuino: The Atmega32u4 based Development Board

Meet the KitDuino: The Atmega32u4 based Development Board

While some may think the era of the Arduino Clones is over, the reverse is the case as more designers are, on a daily basis,...


Compact NanoPi Neo3 SBC from FriendlyElec runs Linux on RK3328 and sells for $20+

Compact NanoPi Neo3 SBC from FriendlyElec runs Linux on RK3328 and sells for $20+

The recently launched NanoPi Neo3 from FriendlyElec is a single board computer that runs Linux on a quad-core Cortex-A53 Rockchip...


Meet the IoT-Ready, Esp32-based Maia Development Board

Meet the IoT-Ready, Esp32-based Maia Development Board

So far so good, only a few boards have been able to take advantage of the extra USB OTG interface offered by the ESP32-S2...