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ATtiny85 Mini Arcade: Snake

“A miniature gaming console that lets you play snake using only an ATtiny85 and a simple I2C OLED display.”

BC547 Double Transistor Audio Amplifier

“Today I am going to make an amplifier using Double transistor of BC547. Let’s get started,”

Binghamton Researchers Find Better Way To Make Large Lithium-ion Batteries

“Mechanical engineering professors’ discoveries about ‘wetting’ could reduce production costs, increase product quality The results of a new study led by two Binghamton University professors could reduce the production costs and increase product quality for large-sized lithium-ion batteries. Lithium-ion batteries …

Capacitive Touch Pulsing Heart

“Hold this heart in your hand and it automatically detects your touch and begins to glow, pulsing like a beating heart. A Circuit Playground Express tucked away inside a 3D printed anatomical heart model uses its capacitive touch pad to …

Project  CNC Router

CNC Router

“Here’s a basic overview of how my desktop CNC was built, I can’t really provide a step by step guide, because this project has a lot of small details, and also some questionable design choices. So this article …

Complete Circuit Board Lab & POV Business Card

“Introduction Though there are many Instructables on some aspect of how to make circuit boards, this one is different. It’s an instructable on how to make the things you need to make circuit boards, specifically, a flamboyant business card …

Customizable PCB Holder / Einstellbarer Paltinenhalter

“This is an improved Version of https://www.thingiverse.com/thing:3752530 with the main difference being, that it is uses M4 cylindrical head screws instead of countersunk M4 screws. It has also the big addition, that it is adaptable …

Device generates light using the cold night sky

“A cheap, thermoelectric device that harnesses the cold of space to generate electricity has been reported by international researchers who used the device to power a LED. The researchers developed the device by taking advantage of radiative cooling, where a …

Differential Microphone Pre-Amplifier

“The project shown here is a microphone preamplifier that provides high quality amplification, optimized for use in computers, media and mobile applications. The pre-amplifier provides a differential input stage, making the device particularly effective when layout constraints force the microphone …

DIY Self Balancing Robot

“Hello friends this post is about DIY self balancing robot in this post I’ll show how you can build your own Self balancing robot. I have tried to build the project but failed not get results as expected. but …