But tuning in to the specific wifi channel you router use you could even use this piece as a signal strenght plotter!
Seems like it wouldn't be hard to filter this for something like the 2.4 or 5GHz range then put a different color filament at the demarcation point for each of the channels.
But tuning in to the specific wifi channel you router use you could even use this piece as a signal strenght plotter!