Bitmain has announced a "Sophon BM1880 EDB" 96Boards CE SBC which features their new Sophon BM1880 AI chip plus dual Cortex-A53 cores running Linux OS. Also available, are the RISC-V MCU and optional Raspberry Pi and Arduino modules. Popular for their vending of bitcoin mining chips and...

Sample overcurrent detection circuit from Texas Instruments. Click link below to download PDF. This is a unidirectional current sensing solution generally referred to as overcurrent protection (OCP) that can provide an overcurrent alert signal to shut off a system for a threshold...

The powerful, tiny power monitor shield for your Arduino Nano. Constantly and completely monitor your Arduino project’s power consumption with the PowMeter shield. This versatile solution replaces up to four multimeters with a ten gram device. Advantages of PowMeter Nano: A...

Felix designed a precision Auto-ranging nanoAmp ammeter with loads of features. He writes: CurrentRanger is a nanoAmp current meter featuring auto-ranging, uni/bi-directional modes, bluetooth data logging options and more. It is a highly hackable and affordable ultra...

Spresense is a compact development board based on Sony’s power-efficient multicore microcontroller CXD5602. It allows developers to create IoT applications in a very short time and is supported by the Arduino IDE as well as the more advanced NuttX based SDK. Integrated GPS -...

David Johnson-Davies designed a GPS module that decodes the NMEA sentences on ATtiny841, and this also runs the I2C slave routine. He writes: This is a compact GPS module with an I2C interface, making it easy to read the GPS parameters from another project without needing to worry...

Kerry Wong did a teardown of an Array 3711A 300W electronic load. He writes: The Arrary 3711A can sink 300W with a maximum load current of 30A and maximum load voltage of 300V. It can be used in constant current, constant power or constant resistance mode and can be controlled remotely...

The Raspberry Pi 3 B+ is likely the most popular maker board available today at $35, but it just got a little brother, the Raspberry Pi 3 Model A+. Raspberry Pi.org announced a new smaller and cheaper board of the RP3 series. You can now get the 1.4GHz clock speed, 5GHz wireless...