Soft- und Hardwaregebastel, verbloggt von Stefan.
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en0031 Using a TLC549 A/D converter in ESPHome 2024-09-22
The TLC549 is an old but versatile analog-digital converter chip. With a few lines of code it can be integrated into ESPHome.
- 0030 Wenn der Wasserkocher zu laut piepst 16.04.2023
Lautstärkereduktion bei vorlauten Küchengeräten
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en0029 A Four-Joystick-Adapter for my C64 2023-01-15
The C64 has two joystick ports – but with a bit of custom hardware it’s possible to connect even more joysticks. Let’s get ready for four player games!
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en0028 LED train – a prototype 2022-07-03
LEDs are cool. Model trains are cool. How cool would it be to have LEDs on a model train?
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en0027 A 3d Printed Coffee Filter Holder for the Kitchen Rail 2022-04-03
Our office kitchen has a nice kitchen rail, but no appliance for storing paper coffee filters. Let’s fix this!
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en0026 Building a Faux Neon Sign Using LED Strips (Part 2) 2021-09-05
LED strips that look like neon tubes? Terrific! I’ve always wanted to build a neon sign! ´
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en0025 Lego Police Car 2020-02-23
I built a police car in Lego, without any particular original in mind. It turned out kind of a modern-retro-hybrid design.
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en0024 Matrix Grand Prix (Part 2) 2020-02-22
Continuing the journey of building a hardware car racing game.
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en0023 Matrix Grand Prix (Part 1) 2020-02-19
I want to build a car racing game. In hardware. Using an ancient dot matrix printer. Part one of a – probably – longer series of posts.
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en0022 Transforming a Vintage Rotary Phone Into a Jukebox 2020-01-26
The toddlers’ love to “use” their vintage phone – and now it even plays audio clips when they dial a number!
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en0021 Fixing my Washing Machine 2019-12-08
A few weeks ago I noticed that my washing machine had stopped working: It still did its rotate-the-drum thing and also the suck-in-water-and-later-pump-it-out-again thing, but the water no longer got heated in the process.
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en0020 Marker Pen Cap with Eyelet for Attaching Strings 2019-11-17
What's the best way of attaching a string to a marker pen? Using a 3D printed cap with an eyelet!
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en0019 Building a Faux Neon Sign Using LED Strips (Part 1) 2019-08-31
LED strips that look like neon tubes? Terrific! I’ve always wanted to build a neon sign!
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en0018 A Pizza Puzzle 2018-08-12
For playing shop, the toddlers had got a tiny pizza box. An empty one. Time to build a toy pizza!
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en0017 The Lichtspiel 2018-03-23
What do you make for a toddler’s second birthday? Doesn’t matter – as long as it has lots of switches, plugs, and lights!
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en0016 Querying Wikidata About Vienna’s Tram Lines: An Introduction to SPARQL 2018-02-18
Recently I attended a workshop about Wikidata and its query language SPARQL. Playing around with Wikidata queries turned out to be fun, and so I ended up writing a blog post.
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en0015 Cookie Cutters from the 3D Printer 2018-01-25
For holiday season I made personal cookie cutters for my niece and nephew: A monkey head modelled after Curious George, and a car with an initial on it.
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en0014 3D Printed Replacements for Broken Furniture Parts 2017-12-14
Having a 3D printer is fun. And sometimes it even is actually useful: Recently I printed replacements for two very specific broken furniture parts.
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en0013 Designing and Printing a Battery Dispenser 2017-03-25
Some weeks ago I started to learn how to do 3d modelling in Autodesk Fusion 360. To practise my skills I challenged myself to design a small, 3d printable, and reasonably useful object from scratch.
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en0012 Improving my sd2iec’s Power Connector 2017-03-08
When I originally built the sd2iec for my C128, I improvised a simple power connector for the cassette port. It worked, but felt kind of wonky. Time to improve!
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en0011 A Foldable Dymaxion Globe 2017-01-10
A recent post on Hackaday inspired me to build my own wooden Dymaxion globe. But instead of fixing the parts together, I decided to make it foldable.
- 0010 Audiokassetten als Datenspeicher 08.07.2016
Das Diskettenlaufwerk für den C64 war anfangs noch sehr teuer. Als günstige Alternative gab’s die „Datasette“ – einen Kassettenrekorder mit C64-Anschluss. Aber wie funktioniert das Speichern von Daten auf Audiokassetten eigentlich genau?
- 0009 Mikroschalter-Upgrade für einen kaputten Feuerknopf 29.05.2016
Beim Feuerknopf eines Competition-Pro-Joysticks war der Federkontakt gebrochen. Ihr werdet nicht glauben, was dann geschah!
- 0008 Bastel-Jahresrückblick 2015 06.01.2016
Ich habe 2015 ziemlich viel gebastelt und gelötet – und lang nicht alles hat einen eigenen Blogbeitrag bekommen. Hier daher nochmal ein kompletter Überblick.
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en0007 BLITZbot15’s journey around CCCamp15 (part 2) 2015-10-29
Second part of the adventures of a little robot hitchhiking amongst 5,000 hackers.
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en0006 BLITZbot15’s journey around CCCamp15 (part 1) 2015-10-29
The adventures of a little robot hitchhiking on a camp amongst 5,000 hackers.
- 0005 Ist der 50:50-Joker ein Ziegenproblem? 21.09.2015
Ob Wahrscheinlichkeitsrechnung bei der Millionenshow hilft – und wie man das mit einem kleinen Ruby-Programm herausfinden kann.
- 0004 Klingelblink im Tischtenniskeller 20.07.2015
Eine Retro-Alarmleuchte mit Sound.
- 0003 WLAN für den Tischtenniskeller 02.07.2015
Wie man einen RaspberryPi mit Edimax-WLAN-Stick als WLAN-Accesspoint verwendet.
- 0002 Die 90er haben angerufen: Sie wollen Ihre Pixel zurück! 18.06.2015
Pixelgrafik wie damals – in GW-Basic mit Zeilennummern.
- 0001 Eine sd2iec für den Commodore 128 02.06.2015
Mein 30 Jahre alter C128 bekommt einen SD-Karten-Leser. Und ich übe das Layoutieren und Löten von Lochrasterplatinen.