What is Thermal calculation amd Why we are doing it? In schematic/PCB design, thermal calculation means analysing how much heat each component generates and how that heat will be dissipated through...

EMI/EMC Testing with GTEM Cell for Pre Compliance
Why we are doing Electromagnetic Interference (EMI) and Electromagnetic Compatibility (EMC) testing? Electromagnetic Interference (EMI) and Electromagnetic Compatibility (EMC) testing are done to ...

The One GPS Module Every DIYer Needs to Know About
Introduction I’m working on a GNSS-based watch to get accurate time ⌚, so I needed a tiny GNSS module that’s both affordable and easy to use. Luckily, I found the RYS8830 from Reyax, a Chinese com...

BEEWATCH-MK2 Part 2 -Schematic
Introduction Here, I’m explaining the complete architecture of the BEEWATCH MK2, describing each block and how and why I designed the circuits. I hope you enjoy the process! I’ll walk you through ...

BEEWATCH-MK2 Part 1 -Story
Story I started trying to make watch prototypes in 2015. My first watch prototype was a complete copy of the code and hardware I found online. At the time, I was just starting my engineering journ...

Smartphone Mirror Lens Mod; How I Did It
Story I have a SHARP Aquos R6 as a secondary backup smartphone in case of emergencies. I bought it very cheaply from a refurbished online store, it was a great deal for me, and the specs were also...

Introduction to SMath Studio
What is SMath Studio? Imagine you have a magical notebook where you can write down math problems, and it solves them for you instantly! That’s what SMath Studio is—it’s like a super-smart math hel...

Volt meter
Introduction Nowadays Voltmeters are commonly using devices like in the digital voltmeter or multi meter or solar panel power monitoring system anyway do you know how it is working here I’m tryin...

Review
Introduction When it’s comes to review your electronics project you have to go through many small and big things, here we are going to list out what I’ll review in my project. Here I’m divide into...

Component Selection
How to choose a component? First why we need to do a protocol to make components selections? Because if you don’t have only the value and doesn’t have any about the component which will make you m...