Spring Clean Projects 2025

E-Caliper with USB, LCD and Bluetooth Interfaces

dougw — Tue, 01 Jul 2025 07:44:32 GMT

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...(read more)

Danger Will Robinson: Forearm mounted Command Console

robogary — Sun, 29 Jun 2025 14:19:39 GMT

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 ...(read more)

Minimalist Fast Food Restaurant System

andywong1026 — Fri, 27 Jun 2025 22:26:37 GMT

www.youtube.com/watch(read more)

Spring Clean - Sunlight Simulating Window

Steven Hatcher — Wed, 25 Jun 2025 19:09:32 GMT

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...(read more)

An enclosure for the STEVAL-SMARTAG1

strb — Wed, 25 Jun 2025 06:52:12 GMT

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...(read more)

Reviving the ATX Lab Supply project

obones — Fri, 20 Jun 2025 13:18:43 GMT

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 ...(read more)

Simple Automatic Plant Watering System

taifur — Thu, 12 Jun 2025 18:59:46 GMT

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...(read more)

Vintage Dual Turntable Restoration

Jan Cumps — Mon, 09 Jun 2025 09:37:56 GMT

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...(read more)

Under control! Finishing the bode plotter

strb — Sun, 08 Jun 2025 14:34:26 GMT

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 ...(read more)

Audio toy! Or not really! ‍‍‍

me_Cris — Sat, 07 Jun 2025 14:02:30 GMT

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...(read more)

Tap Tap Tap

kmikemoo — Wed, 04 Jun 2025 04:13:59 GMT

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 ...(read more)

PiVPN thanks to E14's Spring Clean

colporteur — Thu, 22 May 2025 18:17:06 GMT

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....(read more)

Turn on the TV: The toughest part for last coding

colporteur — Sat, 10 May 2025 23:27:48 GMT

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...(read more)

The Perfect Pepper ! Arduino based Seed Growing Environment Monitoring Systems

robogary — Tue, 06 May 2025 02:03:00 GMT

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...(read more)

Turn on the TV: Creating the 3D screen for tv animation in the tower

colporteur — Tue, 06 May 2025 00:15:29 GMT

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 ...(read more)