danielrp @ instructables.com writes: This is an accurate milliohm meter with a maximum resolution of 0.1mOhm. The design is very simple, the whole assembly can be built in a couple of hours once all the parts are gathered. It is based on a precision current sink and a high-resolution...

How to overclock the Raspberry Pi device? Don’t matter if you are looking for the way to overclock the Raspberry Pi 3 or overclock the Raspberry Pi 2 – the algorithm stays the same. The only thing should be taken into consideration is that the Raspberry Pi 3 has significantly...

Amazon’s Alexa is an intelligent voice-controlled personal assistant launched in 2014 and has been on an increasing demand ever since. First integrated into the Echo, the Alexa platform has been an exponential growth in the consumer industry. Amazon’s Alexa Premium Far-Field Voice...

The researchers of the Swedish Chalmers University of Technology have developed a new design of terahertz sensor using Graphene. This flexible sensor can be integrated into wearable materials. Most importantly, it can be manufactured very cheaply and also it is...

Making solid connections between electrical components on a board is an important part of many hardware projects. A good solder joint forms an alloy at the surface of the PCB and the component lead. During soldering, a solder connection on a circuit board can quickly turn into a real...

Hi guys, in one of our previous tutorials, we made a real time clock, using the DS3231 RTC Module and the 1602 LCD display module. For this tutorial, we will be building something similar using the DS1302 RTC module and the Nokia 5110 display module. Unlike the 1602 LCD module which was...

At this year’s AHR Expo 2018 trade show in Chicago (January 22 – 24, 2018), Sensirion, the expert in environmental and flow sensor solutions, is introducing the SCD30 – a humidity, temperature and carbon dioxide concentration sensor. CMOSens® Technology for IR detection enables...

Recently, I had the opportunity to test the printed circuit boards (PCB) offered by JLCPCB. These tests were made in two different boards of the brand and here I’ll report my impressions about them. Due to the spread of the maker culture and the do-it-yourself (DIY) and easy access to...