Immaterials: Light painting WiFi

thorstenkonrad:

via vimeo.com

This project explores the invisible terrain of WiFi networks in urban spaces by light painting signal strength in long-exposure photographs.

A four-metre long measuring rod with 80 points of light reveals cross-sections through WiFi networks using a photographic technique called light-painting.

More here:
nearfield.org/​2011/​02/​wifi-light-painting