Electronics - Christian Liljedahl

How to talk to your Yule Tree

In December 2020 and 2021 Max and I made a 10 meter tall interactive Yule Tree. This is how we and you talk to it.

Huset 2450, Light, Sound, Tobias Lukassen, Electronics

Modular Lys-Synth

Med lyssensorer og ledlys kan man sende lyd rundt i et kredsløb med lys. Det giver nogle overraskende muligheder for at skabe nye instrumenter og lydinteraktion, at man er frigjort

Boat, Electronics, Code

Raspberry Pi on my sailboat

To get some better monitoring of data for speed, electric consumption etc. I am currently trying out the Openplotter "Suite". It is an open source boat monitoring and

Electronics, Guide

Battery Voltage Measurement

Exploring ways to measure voltages in a battery bank. Using resistors or optocouplers.

Fabrication, Electronics

Tabletop smoke filter

I am sometimes soldering in the field without any fume extraction available. I am trying to make a "circular" filter, that blows and sucks at the same time.

Code, Interactive, Electronics

Morse Recorder Box

A box, to record key presses of Morse code done by audience members. Done using just an Arduino board and a bit of efficient code. A one button sequencer. The

Guide, Electronics, Sound

DIY "Humbugger" balanced pickup

A really quick and dirty way to make a pickup in a pinch. A bolt, some wire and a super magnet. Attach to a xlr microphone cable and plug it

Electronics, Water

LEDs in Water + 230 V

A little experiment getting smd leds to shine in water using 230 V. The water is conductive enough to have the voltage drop over the smd led make them shine.

Guide, Electronics, Sound

Balanced Piezo Microphone

Using two piezo contact microphones sandwiched together makes for an easy noise free balanced contact microphone. I have explained this pretty well in this Instructable.

Guide, Fire, Electronics

Arduino and Spark Plugs

This little guide will show you how to make a spark plug spark - and control it from an Arduino. Using a Mosfet or a dedicated spark plug drive IC.

Guide, Electronics, Water

Watertight cable junctions

Working with installations in and under water at illutron, we often need watertight cable connections. Commercial products exist for this - But they are very expensive - And can be

Guide, Electronics

Arduino and Load Cells

I have been doing some experiments to get load cells working with Arduino. This is a collection of my experiences. Something about: * What is a load cell * How did I

Activism, Boat, Code, Electronics, Fabrication, Fire, Future, Gardening, Godnathistorier, Guide, Havnepoesi, Huset 2450, Ice, Illutron, Interactive, Karens Minde, Kids, Light, Max Tobiassen, Music, Past, Performance, Photography, Plants, Present, Schack Lindemann, Sketch, Sonny Windstrup, Sound, Tobias Lukassen, Water, Workshop, YuleTree