A Jammer is Great for Acoustic Isolation
Monday, July 9th, 2007
The jammer provides acoustic isolation in any area where cellular communications are a frequent nuisance either because of loud incoming call rings, or because of loud telephone conversations.
Examples of places where cell phones can be disruptive include:
concert halls, playhouses, and movie theaters — during performances
library reading rooms
museums and other sites — especially during guided tours
school [...]