Projects

E-Caliper with USB, LCD and Bluetooth Interfaces

dougw

Intro I use digital calipers on every project which makes me interested in their features. With the advent of low-cost digital calipers, I could not resist buying a couple of them. I discovered they have several drawbacks such as jerky friction, very...
- 1 Jul 2025
Danger Will Robinson: Forearm mounted Command Console

robogary

This challenging project (for me) has been on & off the shelf several times over the years. The 2025 Spring Clean project proposals are fantastic, I was inspired to give this project another go. Several of my past Maker projects ...
- 29 Jun 2025
Minimalist Fast Food Restaurant System

andywong1026

www.youtube.com/watch
- 27 Jun 2025
Spring Clean - Sunlight Simulating Window

Steven Hatcher

Sunlight Simulating Window Preliminary Hey everyone! I'm Steven Hatcher, and this is my first time participating in an event like this! This community seems wonderful. From the glance I've taken at different blog posts, I am motivated by ever...
- 25 Jun 2025
An enclosure for the STEVAL-SMARTAG1

strb

The STEVAL-SMARTAG1 is a small evaluation board, measuring just 40mm x 40mm. It is equipped with NFC as well as sensors for temperature, humidity, pressure and a three-axis accelerometer. Moreover, there is an already made app that allow you to read...
- 25 Jun 2025
Reviving the ATX Lab Supply project

obones

A bit of history Ever since my dad made me discover the wonderful world of electronics back in the 1980s, we never had a proper Lab supply but always used a model railroad transformer, battery packs or more recently USB power bricks. As I was moving ...
- 20 Jun 2025
Simple Automatic Plant Watering System

taifur

Introduction If you are a plant lover one of the most common problems that you might face is to water the plant on time. To solve the problem I made a very easy automatic solution. I know, watering plant by hand is a enjoyable task and every pla...
- 12 Jun 2025
Vintage Dual Turntable Restoration

Jan Cumps

I bought a broken Dual turntable a few summers ago, as a summer holiday fun restoration project. And then didn't do anything with it. An ideal candidate for Spring Clean! . https://youtu.be/M9XkLxVSuXc Facts: The DUAL 1218 is an...
- 9 Jun 2025
Under control! Finishing the bode plotter

strb

The quest to achieve frequency response measurements in my home lab began around one and half years ago, with this Rohm buck converter roadtest. After that, I made a followup trying to measure the loop response on that specific board but I got mixed ...
- 8 Jun 2025
Audio toy! Or not really! ‍‍‍

me_Cris

Hello everyone! Here is a fairly well-known circuit, and still good to build. First, by way of comparison, I want to show you a beautiful presentation from an older electronics magazine, circulating a long time ago, around the early 2000s. "The prese...
- 7 Jun 2025
Tap Tap Tap

kmikemoo

A few months back while looking for information on oscillators, I stumbled across a 40dB tap. Okay, the article was really about a RF power meter, but that looked complicated and, besides, I already have a NanoVNA. I would really like to NOT blow up ...
- 4 Jun 2025
PiVPN thanks to E14's Spring Clean

colporteur

Introduction Numerous roadblock litter my path to building a VPN. After successfully configuring a PiVPN linking two systems between two different Internet Service Providers (ISP), I tried to use the knowledge to solve a problem for my employer....
- 22 May 2025
Turn on the TV: The toughest part for last coding

colporteur

My plan was to use the Python code developed from the Billboard project to create the screen animation. In 2018, I had developed working python scripts that produced the screen animation. A simple change of images would have the the tv screen working...
- 10 May 2025
The Perfect Pepper ! Arduino based Seed Growing Environment Monitoring Systems

robogary

The project Inspiration: I usually purchase pre grown seedlings for my deck garden, having tried growing plants from seed with minimal success. This year I swung for the fence, built a project I've put off for a few years, a monitored growing s...
- 6 May 2025
Turn on the TV: Creating the 3D screen for tv animation in the tower

colporteur

A 3D printing of an assembly to hold the Breakout was one of my first forays into this type of printing. A new printer, learning the set up, discovering the software and applications made getting the tvscreen design finished a challenge. The drawing ...
- 6 May 2025
Turn on the TV: A model railroad animation project.

colporteur

In June of 2018, I purchased three Pimoroni 1.3” SPI Colour Square LCD (240X240) Breakouts . Only one Breakout was required for the project. This hardware was for an article I was writing for LinuxFormat magazine on learning the SPI proto...
- 4 May 2025
2 Year Antenna Project

kmikemoo

In the midst of this "work of art", is an antenna. It's been there since March of 2023. In January of 2023, I read an article in QEX (a magazine published by the ARRL) by Richard Quick, W4RQ, on a 2 meter ...
- 3 May 2025