ESP8266 Peripherals: Indoor Positioning with IR Camera

DF Robot IR Camera Sensor The sensor I'm going to talk about here is a very powerful one. And you actually might have a very similar one in your home somewhere. The DF Robot Positioning IR Camera uses the same or similar module that is built into the Nintendo Wiimote controller. The sensor module is capable of simultaneously detect up to four sources of IR light and make them [...]

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Daddy Day Science #2: Heated Air Expands

Experiment Preparation - Pot with cold water, bottle, balloon and manual
Thursday - Daddy Day - Science Day! In the second experiment I wanted to show my daughter that air expands when it gets warmer. My favourite "science" book offered a good 5 [...]

ESP8266 Peripherals: Mini PIR Motion Sensor

PIR Sensor with 3.3V support
  The ESP8266 is all about Internet of Things, right? So lets start sensing something in the real world! What about (human) presence in your apartment? There are [...]

Daddy Science Day: The Potato Battery

A single lemon cell: 0.931V
I see myself as very privileged to enjoy a day alone with my daughter once per week. There are many aspects to it: it is a great thing for the relation with my wife, since I [...]

ESP8266 Peripherals: uBlox GPS Module

ubloxgps
Almost 20 years ago when I studied a few semesters of electrical engineering at the famous ETH in Zurich I had a lecture about the basics of digital electronics. And I [...]

ESP8266 Peripherals: KY-040 Rotary Encoder

KY-040
The ESP8266 took the hearts of the IoT and Do-It-Yourself community by storm, due the very attractive price, its internet connectivity and due to the relatively rich [...]

ESP8266: Offline Debugging with the Platformio Environment

Having tools is great but you also need to know how to use them. Being a native Java speaker using a debugger is a very natural and easy thing. With the ESP8266 on the other [...]

Laser Cutted Case for the WeatherStation

WeatherStationKit
@WaldyWiz designed a wonderful case for the ESP8266 WeatherStation which you can lasercut yourself. Thank you for sharing!Got inspired? Order the development kit [...]

WeatherStation & 3D Printing: striving for seamless integration

IMG_7391
As you might know already I am now a proud owner of a 3D printer, a Printrbot Play. In the last few weeks I have tried to master the printer and I have learned a lot in this [...]

3D Printing: My First 3 Weeks with a 3D Printer

3DPrinting_Rapied_Iterations
After pondering over buying a 3D printer for almost a year I finally had ordered a Printrbot Play at the end of last year and about 3 weeks later it arrived in Switzerland [...]

Printrbot Play: First Impressions & First Prints

IMG_7089
Yesterday my Printrbot Play finally arrived after 3 Weeks since I gave the order. After hesitating for a long time I finally made the order on december 31, then on January [...]