I can see why you can’t hear me now

by March 15, 2011

A team from the Oslo School of Architecture and Design has developed an intriguing approach to measuring and understanding the effectiveness of a WiFi network: a 4-metre rod with 80 lights along its length shows the signal strength at any given point, and taking long-exposure photographs of this rod as it moves along a cross-section of ground produces “light paintings” that show vividly how physical location amid specific buildings is related to reception. Here’s a 4-minute film of the process and its results: