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Ultimate Kids Musicbox ESP32 Based

“There are already some NFC jukeboxes. Off the shelf like those “Toni” boxes. For do-it-yourself: lots of instructables. This device should cover as much as possible, which could come into question sometime and somehow. It should have as few weak …

Project  fddEMU

fddEMU

“An AVR (atmega328p) based floppy drive emulator for PC fddEMU is a DIY floppy drive emulator. You can immediately begin testing fddEMU on serial terminal with an arduino nano, an SD adapter that converts 5 volts arduino power supply and …

How to Make a News Station Inside a Retro Mini TV

“One of history’s greatest inventions is the television however, with each passing decade the television loses some of its original flare. I want to bring some of that classic charm back to life in this build. Last year I …

LED-Matrix With Web Server

“In my first Instructable we will build a 16x16 LED matrix. In the end you will have - obviously a LED matrix with 256 LEDs that are all individually controllable - a web page hosted on a microcontroller which allows you to …

3D_water_depth_logger

“A simple Arduino based logger for depth mapping of water bodies. Using cheap and simple hardware like a GPS module, an SD card and a standard NMEA capable echolot sounder. The data is then transformed into a depth map with …

Low-cost seismograph using optical mouse

“Hack an optical mouse to detect seismic vibrations with a simple laser source, a hacked mouse lens and a physical cantilever arm setup. The “seis-mouse-meter” was part of the 2020 Frugal Science course (frugalscience.org), where we were challenged with …

Project  PnPAssist

PnPAssist

“PnPAssist is a tool that helps you to assemble PCB boards manually. The PnPAssist is an open source innovative CNC table that position the next SMT component with a proper orientation for you to make hand assembly a lot more …

Temperature Datalogger for PT1000 Probes

“A four-channel temperature datalogger for PT1000 probes measured by Atmega32U4 and logged on SD-card. My intention was to develop a temperature measuring and datalogging device because I had none. It should show the temperature measurement data on a display …

My Daughter’s laptop

“It’s a programable “laptop”. Hardware that allows me to program different activities in a nice box This is a long project, I will divide it into small bits so people can take pieces and set up their own. I …

Battery capacity tester

“Battery tester using an ESP32, micro SD cards and Arduino This project is a datalogger to check the capacity of 18650 batteries by determining if they are in good condition or they must be discarded. The data that is logged …