Notebook | Adrian Freed

Australian Colors

Sun, 02/19/2012 - 18:09 — AdrianFreed

Australia offers an amazing array of reds, browns and oranges

Colors: the photo album on Flickr

Squirrel on the Wire

Sat, 02/18/2012 - 22:37 — AdrianFreed

Shadow of a Squirrel on telegraph pole wires.

El Cascabel

Sat, 02/18/2012 - 22:27 — AdrianFreed

El Cascabel

cascabel.mp3

Well-Hung Guitar

Lenses

2012 — AdrianFreed

Below I inflate the term "lens" to near breaking point.

Instead of thinking of a lens as an intermediary "through which" an external observer sees the world, I propose thinking of a lens as the immanent structure of interaction by which an observer-in-the-world and a world-in-the-observer co-produce what can be observed.

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Conductive Paper Pressure Sensor and Arduino Teensy

Fri, 08/19/2011 - 20:27 — AdrianFreed

Overhand knot in a strip of carbon-loaded paper becomes an FSR that can be easily connected to your favorite microcontroller (in this case a teensy running with the Arduino C++ tool chain).

This is part of my Fingerphone instrument.

Arduino Music and Sound Weekend Workshop in Berkeley

Fri, 07/02/2010 - 13:16 — AdrianFreed

Dates: July 24 + July 25, 2010 from 10am to 5pm FULL

Description

During this hands-on workshop we will survey Arduino platforms, libraries, shields and programming techniques for a broad range of musical and sound applications. We will learn how to synthesize useful wave shapes including square, sine, triangle and pulses, how to manage polyphony and timing and how to playback and record sampled sounds.

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lilypad touch sound example

Sun, 06/27/2010 - 09:46 — AdrianFreed

// XYZ textile pad
// (procedural abstraction)
void analogPullup(int pin, boolean activate)
{
  pinMode(14+pin, INPUT); // magic to active pullups 14 is the numbering of the analog pins
  digitalWrite(14+pin, activate ?