Author: Emmanuel Odunlade
Meet the pocket-sized wireless gateway with dual GbE ports for $120
Wireless gateways are fast becoming an important part of everyone's personal network equipment, either as a wireless access point to connect multiple devices to the internet or as a means to provide central firewall functionalities to personal devices. The growth in the demand for these...
Continue ReadingMeet 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, releasing a different open-source version of boards that addresses one shortcoming or the other in the Original Arduino board. Sometimes, these reasons behind the...
Continue ReadingCompact 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 RK3328 and has 1 or 2GB DDR4, Gigabit Ethernet port, USB 3.0, and a wide operating range of -20 0C to 70 0C. Like most of the earlier released Neo models from...
Continue ReadingMeet 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 processor released back in 2019, and one of them is the new Maia development board from Stetel Things. As a quick reminder, the ESP32-S2 was unveiled with quite...
Continue ReadingBuild Your Own Scalar Network Analyzer to Test Frequency Response of Filters and Networks
Radio Frequency Network Analyzers is one important tool required for testing the frequency response of filters and networks, but as we all know, buying a regular RF test equipment can be quite the expenditure. This was why hobbyist Stephen Merrifield, who after seeing the increased need...
Continue ReadingDIY: Build a controller with a knob that can easily change the volume of any app on your PC
Ruben Henares has designed a Maxmix controller with a stylist knob that could save us the stress of having to always go through the menus and on-screen sliders to change the volume of individual apps on our PCs. The knob on the controller takes an input from the encoder/button to...
Continue ReadingAutoSteri: Small and Compact Automatic UV Sterilization System from David Bershadsky
The probability of having microorganisms survive on a surface or item subjected to treatment is very low; decontaminating an object or material makes it safe to handle. While there are many techniques capable of effectively disinfecting surfaces, not many can be used independently...
Continue ReadingQuickFeather: Fully open source development board for the EOS S3 MCU with eFPGA
Use the Power of Open Source to Tackle Your Tiny Machine Learning Applications QuickLogic, the first programmable logic company to embrace all-open-source development tools has partnered with Antmicro to create a multi-core essential evaluation tool for machine learning and IoT...
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