Content for Perfboard

Greg’s Harp

“Greg’s Harp is a new string robot I made for my friend Gregor. After the Pythagotron which is a single stringed bass roboter, this is my first attempt to combine three string units to make a polyphonic instrument. Pitch …

Heart Visualizer | See Your Heart Beat

“We have all either felt or heard our heart beating but not many of us have seen it. This was the thought that made me start with this project. A simple way to visually see your heartbeat using a Heart …

Simple Pocket Light

“You may have seen plenty of these simple lights all over the place (instructables/youtube), This is nothing different really but just sharing what I made. This project uses very few materials and is very simple to make. My soldering …

Track COVID-19 Outbreak by ESP8266

“This little gadget will help you to be up to date about the coronavirus outbreak and the situation in your country. This is an IoT based project which displays the real-time data of cases, deaths and recovered people by the …

DIY Alarm Bike Lock (Shock Activated)

“In this project I will be showing you how to create a simple shock activated alarm bike lock. Like the name implies, it does create an alarm sound when your bike is being moved around with permission. Along the way …

LED Sculpture: Let’s Build an LED Man!

“The words LED and sculpture seem oddly placed together, dont they. Well, what if you could learn about basic electronic elements, and at the same time, channel your inner creativity by making sculptures? Paper Crane Lab teaches you how to …

Open Source Pulse Oximeter for COVID-19

“An easily constructed USB-powered pulse oximeter device that can be built for around $25 and features an OLED display. COVID-19 is a disease caused by the SARS-CoV-2 virus that primarily attacks a person’s respiratory system. Some …

RGB LED CUBE 4x4x4

“Today I’ll share how to make an 4x4x4 led cube which is built from Arduino Nano, RGB LEDs 10mm - common anode and double side prototype PCB. Let get started. Main parts include: 01pcs x Arduino NANO. 64pcs x RGB …

Sand Art Display

“A Japanese zen garden built into a glass-covered picture frame. Imagine a Japanese zen garden built into a glass-covered picture frame. Below the frame are electronics and robotics, creating geometric patterns and images in the sand. The effect is enchanting …

Space Trash Game Using Arduino and OLED Display

“Dear friends, Welcome to Pi BOTS MakerHub. Today we are going to make a Game using Arduino and OLED Display. I recommend using the 128x64 pixels OLED display with I2C or SPI Communication, and a smaller Arduino like PRO Mini …