Content for Project

DIY Arduino Slot Car Timer and Lap Counter

“The goal of this Instructable was to build a lap timer and lap counter for my son’s Carrera 1:43 slot car set. While the mechanical lap counter worked as it should we wanted to start logging the lap …

Fake Parallel Printer - A Parallel Port Traffic Capturing Tool

“Here’s a executive summary of the fake printer features and design decisions: DB-25 connector on a PCB that plugs straight into the instrument USB acting as serial port to transmit captured data to the PC Raspberry Pico as …

Getting ROM Dumps by Post

“What do you do if you want to dump the ROM in some equipment that is owned by someone else, who is happy to have their ROMs dumped, but who live in another country? they are probably not too happy …

Induction Heater, Power Supply, and HV Source from CFL Bulb

“An interesting project that describes how to make several useful devices using a CFL bulb ballast, with minimal modification. This time I will present you an interesting way to use the PCB board from an old CFL bulb to make …

IoT assistive device

“Device that creates smarter and more connected home by integrating various household functions and providing real-time data about the home.”

LEVITATING BANANA - Electromagnetic Levitation

“I shall be demonstrating how to levitate a banana. Your first thought would be, “Why?”. How often do you see objects floating in thin air, and how often do you see a banana floating in thin air? Being able to …

NodeMCU, ESP8266 and ESP32 Spy Microphone Arduino code

“Here is another update for the “ESP Spy Microphone” project which is ESP8266/NodeMCU and ESP32 WiFi microphone arduino source code, revision 1.5. In this update I have increased the audio stream recorder sample rate to 240KHz for both …

Paper Sundial Kits

“A sundial can track the Sun’s movement throughout the day and year, turning it into a clock, compass, and calendar. There are many types of sundials from relatively simple ones to ones that are quite complex. My intent is …

Raspberry Pi Pico W - MicroPython MQTT - BMP/BME 280 Weather

“This is an example Raspberry Pi Pico W BMP/BME 280 Weather station project that I built using MicroPython framework and MQTT. In this tutorial, I am going to share with you my Raspberry Pi Pico W-powered MicroPython MQTT project …

RS-232 Magellan/SpaceMouse with modern software

“This project lets you use an old serial Magellan/SpaceMouse controller with modern software on modern operating systems. It simulates a 3DConnexion SpaceMouse Compact, so it can be used with software like Fusion 360, 3ds Max, SolidWorks, Inventor, Maya and …