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       <dc:date>2026-04-24T13:25:34+00:00</dc:date>
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        <dc:date>2020-02-13T18:28:35+00:00</dc:date>
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        <title>archive</title>
        <link>https://dernulleffekt.de/doku.php?id=archive&amp;rev=1581614915&amp;do=diff</link>
        <description>Archive

----------

Paper Bit Sine Wave

10.August 2017

The PB109 VCO II makes a wonderfull, smooth sine wave.


&lt;http://paperpcb.dernulleffekt.de/doku.php?id=paper_bits:pb109_vcoii&gt;


----------

PS411 - EnvAmp

18.April 2017

Paper Synthesizer number 411, an attack/release envelope generator with an voltage controlled amplifierer:</description>
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        <dc:date>2022-07-04T08:04:20+00:00</dc:date>
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        <title>art_cooperation</title>
        <link>https://dernulleffekt.de/doku.php?id=art_cooperation&amp;rev=1656914660&amp;do=diff</link>
        <description>Art Cooperation

(selection)



- Spahn Feistkorn

-  U.F.O. Yashas Shetty &amp; Wolfgang Spahn


- Maailmankaikkeus
D.Eggermann, A.Pussinen and W.Spahn, 2018

- Symbolic Grounding
Ch.Faubel and W.Spahn, 2018

- Beats per Machine
collective work lead by W.Spahn, 2017

- Embedded Artist
M.Steiner and W.Spahn, 2014-16

- Monitored Artwork M.Steiner and W.Spahn, 2015

- Die Fröhliche Wissenschaft

T.Henninger and A.Anklam in cooperation with W.Spahn, 2014</description>
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        <dc:date>2020-02-14T16:31:59+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>beats_per_machine</title>
        <link>https://dernulleffekt.de/doku.php?id=beats_per_machine&amp;rev=1581694319&amp;do=diff</link>
        <description>Beats per Machine

a Sonic Lab in Santiago de Chile

lead by Wolfgang Spahn



27.-29. November 2017, begin 19:00hrs



at Studio Daniel Tirado

Av. Pedro de Valdivia 2412





More than 100 years ago futurist Luigi Rosollo in his manifest The Art of Noises  classified the sounds of noise using six groups:</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2015-10-14T23:40:00+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>contact</title>
        <link>https://dernulleffekt.de/doku.php?id=contact&amp;rev=1444858800&amp;do=diff</link>
        <description>----------

----------

	&quot;
	&quot; 
Wolfgang Spahn

Kastanienallee 85
D - 10435 Berlin
 
 
Atelier:        
Gerichtstr 12-13
D - 13347 Berlin
 
 
post AT wolfgang-spahn DOT de&quot;
&quot;

----------

----------</description>
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        <dc:date>2019-08-31T17:48:48+00:00</dc:date>
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        <title>credits</title>
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        <description>Credits

This page is made with  Doku-Wiki - many thanks to Andreas Gohr and the DokuWiki Community.

The following template and plugins were used:

- Writr Template by Anika Henke

- Locialite Plugin by Fernando Ribeiro

- Hidden Plugin by Guillaume Turri


----------</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2016-05-30T19:55:52+00:00</dc:date>
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        <title>digital.data.funeral_hack</title>
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        <description>Hack of the digital.data.funeral(selfie)



A smal hack for the digital.data.funeral(selfie) - USB stick.

As part of Audrey Samson's workshop at AMRO one can bury data in an USB stick in epoxy rasin ... for ever. For ever?


Here is a small workaround to get the data back.


The digital.data.funeral USB stick:</description>
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        <dc:date>2017-03-28T16:45:10+00:00</dc:date>
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        <title>frames</title>
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        <description></description>
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        <dc:date>2020-10-26T16:30:43+00:00</dc:date>
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        <title>i2c_over_vga</title>
        <link>https://dernulleffekt.de/doku.php?id=i2c_over_vga&amp;rev=1603726243&amp;do=diff</link>
        <description>I2C over VGA

One can use the I2C bus from the VGA connector.


----------

I2C on the VGA Connector

How to acces the I2C Bus:



or use the
VGA Breakout Board.


----------

Workaround

A workaround for Arch Linux:


Add the I2C kernel module:

 $ sudo modprobe i2c-dev</description>
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        <dc:format>text/html</dc:format>
        <dc:date>2019-10-01T17:06:33+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>lenovo_to_round-jack_adapter</title>
        <link>https://dernulleffekt.de/doku.php?id=lenovo_to_round-jack_adapter&amp;rev=1569942393&amp;do=diff</link>
        <description>Lenovo Rectangular Power Adapter to 5.5mm Round Jack




To use a Lenove Power supply together with my traveling solder station T12-642 I build a small TRIM adapter. The Lenovo power connector is called “TRIM Series connector” and my solder station needs a 5.5mm round jack power connector. So I needed a TRIM to 5.5 jack plug.</description>
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        <dc:date>2020-02-13T23:31:26+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>miscellaneous</title>
        <link>https://dernulleffekt.de/doku.php?id=miscellaneous&amp;rev=1581633086&amp;do=diff</link>
        <description>Miscellaneous

- Frames &amp; Bottom Plates

- Computerized Numerical Control - CNC

- Espressif ESP32

- STM32duino

- Kite Aerial Video - KAV

- I2C over VGA

- Paper PCB Shenzhen Ready

- 8 Bit &amp; Chiptune

- Lenovo Rectangular Power Adapter to 5.5mm Round Jack


----------</description>
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        <dc:date>2020-02-13T23:31:33+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>raspi_and_linux</title>
        <link>https://dernulleffekt.de/doku.php?id=raspi_and_linux&amp;rev=1581633093&amp;do=diff</link>
        <description>RASPBERRY PI &amp; LINUX

- Pure Data on Raspberry Pi

- Raspberry Pi Projects

- Linux Workarounds

- Embedded Art System


----------</description>
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        <dc:date>2020-02-23T00:02:05+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>sidebar</title>
        <link>https://dernulleffekt.de/doku.php?id=sidebar&amp;rev=1582412525&amp;do=diff</link>
        <description>PAPER-PCB

- Analog Computer

- Pop Neuron

- Paper-Duino

- Paper Synthesizer

- Paper Bits

- Raspberry Pi Hats

- VGA Synthesizer

- Sound Boards

RASPBERRY PI &amp; LINUX

ART COOPERATION

WORKSHOP &amp; SEMINARS

MISCELLANEOUS



In Development



Credits

Contact</description>
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        <dc:date>2022-07-04T08:00:20+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>start</title>
        <link>https://dernulleffekt.de/doku.php?id=start&amp;rev=1656914420&amp;do=diff</link>
        <description>der nulleffekt

&lt;http://dernulleffekt.de/doku.php?id=start&gt;

This is the Open Hard- and Software Wiki by Berlin based light and sound artist Wolfgang Spahn.

If not mentioned otherwise, all boards, codes and designs are made by Wolfgang Spahn. They are mainly developed for his art installations, performances and his workshops.


Except where otherwise noted, content is licensed under the following license:</description>
    </item>
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        <dc:format>text/html</dc:format>
        <dc:date>2017-03-24T17:13:56+00:00</dc:date>
        <dc:creator>Anonymous (anonymous@undisclosed.example.com)</dc:creator>
        <title>synth-werk</title>
        <link>https://dernulleffekt.de/doku.php?id=synth-werk&amp;rev=1490372036&amp;do=diff</link>
        <description>----------

Synth-Werk

by Antti Pussinen &amp; Wolfgang Spahn


A synthesizer “werkstatt” for building Paper-Synthesizer modules and making faceplates, and for social soldering.


----------

What

Paper-Synthesizer Modules:


	*  PS100 - Hard Sync Oscillator

	*  PS110 - Voltage Controlled Oscillator
	*  PS110 - Wave Converter
	*  PS201 - MIDI to CV
	*  PS301 - Diode Wavefolder
	*  PS808 - Kick Drum Board
	*  PS000 - Power-Supply

----------

How Much</description>
    </item>
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