Projects

I created several interesting projects in the last years. Browse the list below and get inspiration to build something new.

19″ Rack Fan Controller [1/2]

When I migrated several servers into a new server rack, I put my Arduino Uno based fan controller into a ...
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Let’s Print a Cat/Pet Feeding Device

On this page, you find all links to the posts of this project. Part 1 - Print the gearbox and ...
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Quick 4h Build – PID Fan Controller

I added a fan and temperature controller to my printer enclosure with this quick 4h build. You may need to ...
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Simple Box with Lid for 3D-Print

Sometimes, all what you need is a simple box with lid for your gift or to store your cookies. I ...
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Storage Boxes System for 3D Print

This page describes my storage boxes system: Designed by a perfectionist with deep care for every detail. Thoroughly tested and ...
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Candlelight Effect

Here I briefly document a very realistic candlelight effect you can build with very few components. It works best if ...
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How to Automate the Turn-On Time of a Deco Light

I own a decorative light for the winter which I controlled using a simple time switch in the past. The ...
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Snowflake Decoration

This the main project documentation page for the snowflake project. Description The snowflake project is a winter decoration consisting of ...
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Snowflake Power Converter

I designed a very simple power converter for the snow flake decoration. The snow flake boards require 3.3V, a voltage ...
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Cat Feeder Device (Quick Build)

I finished a very simple and quick project recently. It is a programmable cat feeder device. The device is just ...
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How to Design a Cheap Plant Watering Sensor (Part 1)

In this article I will talk about how I designed a cheap plant watering sensor. My goal is some kind ...
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Five Light Spheres

This page describes the "five light spheres" project, which is the perfect decoration for this Winter. The spheres always display ...
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Boldport Project “PissOff”

This page explains several aspects of the software used in the Boldport project #9 "PissOff". It also describes the commands of ...
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Fan Controller

Preface Very Short Summary: The fan controller described on this project page, controls one or more PWM controlled 12V PC ...
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Outmoded Sequencer (Part 1)

This is the first part of this project describing the prototype. See part 2 for the final device. Table of ...
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Table Light

This is a very short tutorial, how to create a simple but beautiful table light. It will be less detailed ...
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Data Logger Deluxe

Preface I started the data logger project, because I tried to figure out if I can store my documents down ...
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Data Logger

Can you store documents in a box down in your root cellar with 80% humidity? How is the climate in your ...
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Lucky World – A jump’n’run game for MeggyJr RGB

Today I release a full featured jump'n'run game for the MeggyJr RGB platform. It has an intro, a level map ...
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Xmas Decoration

The days are getting shorter. You do not have to fear the dark, this is the right time to create ...
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Cat Protector

If you own a cat, you know even if your cat is well brought-up, laws are only valid as long you ...
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