Projects

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

Logic Gates Puzzles

The following list contains all the logic gate puzzles I published so far ...
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How to Create a Large 3D Printed Artwork

I recently built a relatively large (100cm × 80cm) 3D printed artwork, which features a painted relief of mathematical functions ...
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Adafruit PowerBoost 1000C Enclosure (LR2165)

I made a simple 3d printed enclosure for Adafruit's PowerBoost 1000C and a 1200mAh or smaller LiPo battery. This post ...
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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/assortment 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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