Dual die, Hall effect, latch and switch sensor is accurate & redundant
Graham Prophet @ eedesignnewseurope.com discuss about Melexis magnetic latch and switch sensors. He writes: Melexis (Tessenderlo, Belgium) has introduced a range of new magnetic latch and switch sensors that feature two silicon dice in the same package, yielding highly reliable...
Continue ReadingLinear Lab Power Supply with digital meter
danielrp @ instructables.com build a nice power supply for his lab. He writes: From my point of view one of the best ways to get started in electronics is to build your own laboratory power supply. In this instructable I have tried to collect all the necessary steps so that anyone...
Continue ReadingReal Time Clock On 20×4 I2C LCD Display with Arduino
Sometimes it may be necessary to use a display while making a hardware project, but the size and the type of the display may vary according to the application. In a previous project, we used a 0.96″ I2C OLED display, and in this project we will have an I2C 20×4 character...
Continue ReadingYouTube Subscriber Counter with Wemos D1 mini
educ8s.tv @ youtube.com uploaded a new tutorial. Nick writes: Today we are going to build a DIY YouTube subscriber counter with a big LCD display and a 3D printed enclosure YouTube Subscriber Counter with Wemos D1 mini -...
Continue ReadingPanelization – using GerberPanelizer on Windows
Arsenijs over at Hackaday.io explains how to panelize PCBs using GerberPanelizer on Windows. He writes: This tutorial was done on Windows. Authors claim it could also be used on Linux by using Mono, but I haven’t tried and don’t understand a lot about Mono to see what could be...
Continue ReadingDrag soldering SMD parts with a flux pen
This video shows how to drag solder SMD parts with a high density package (in this video a Xilinx XC9572XL with VQFP 64 pin package is used). Drag soldering SMD parts with a flux pen -...
Continue ReadingArtificial Magnetic Fields For Photons
Photons became a hot research topic due to their important role in holding data across long distances. Starting from the fact that photons are insensitive to magnetic fields which concludes to their disability to process data, a group of researchers from the ETH (Eidgenössische...
Continue ReadingFiducial Marks in PCBs – What they are?
In the past, I’ve always seen small circuits of copper with no silk screen or solder mask on top of it and as a PCB designer I have always the question in my mind: What is it for? — I’ve never needed them before! As I can find them in Arduino’s PCBs as well, I decided to open...
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