Ultra-compact 200W desktop power supply from FiDUS features Gallium Nitride switching
FiDUS Power, the technical power supply distributor specializing in innovative solutions and new products that benefit system designers as they seek to differentiate their end products, sets a new bar for the size of external power supplies with the launch of the new model GDA200. The...
Continue ReadingLow cost, platinum RTD surface, temperature sensor capsule from RdF Corporation
The 29309 series from RdF offers a small strong design which allows this package to conform on curved surfaces for accurate response in milliseconds. These surface temperature sensors offer a long term stability, better than ±0.05°C per 5 years. The moisture resistance for condensing...
Continue ReadingNanoPi M4B – Another ARM Board Powered By Rockchip RK3399
FriendlyELEC is releasing another revision of NanoPi M4 with NanoPi M4B combining some of the features of M4 and M4V2 boards such as DDR3 memory and power & recovery buttons. The new NanoPi M4B is an RK3399 SoC (6 core ARM Cortex-A72/A53) based ARM board as its successors. It has...
Continue ReadingArduino Wristwatch
This simple digital watch is inspired by the Eiriks Binary Wrist Watch from Sverd Industries! Check it out if you didn't already. by Marijo Blažević Watch uses the same microcontroller as one on Arduino UNO - super hackable and easy to use! In this tutorial, I'll be showing how you...
Continue ReadingHomemade Injection Transformer for PSU Loop Analysis
Adil Malik build his own injection transformer to test switchmode power supplies in his lab. He writes: Recently, I have been designing some SMPS and required some hardware to measure the actual loop response of the complete converters. People familiar with this area will probably know...
Continue ReadingAxiomtek’s i.MX 8M-based Fanless Embedded System with E-Mark Certification – Agent336
Axiomtek – a world-renowned leader relentlessly devoted in the research, development and manufacture of series of innovative and reliable industrial computer products of high efficiency – is proud to launch the Agent336, its new RISC-based fanless embedded box PC certified with...
Continue ReadingStereo volume and balance control with Rotary Encoder using MAX5440
The project described here is a compact stereo volume and balance control with rotary encoder. It provides 32 log potentiometer steps with buffered wiper output. The project can easily replace mechanical potentiometer. 5 LEDs indicate the volume level or balance settings , depending on...
Continue ReadingUSB Charging Port Controller using TPS2514
Texas Instrument’s USB Dedicated Charging Port Controller TPS2514 is specifically designed to implement the charging schemas mentioned below. An auto-detect feature monitors USB data line voltage and automatically provides the correct electrical signatures on D+ and D– data lines....
Continue Reading