Intentional Jamming

Although their use is illegal in the United States, portable GPS jammers are traded clandestinely and used by those who wish not to be tracked or otherwise located by GPS. These devices cause nearby navigation systems to malfunction, potentially threatening public safety.

Caption:
Portable GPS jammers are traded clandestinely and used by those who wish not to be tracked or otherwise located by GPS.
Type: Photograph
Credit: Mr. Youngmo Ahn
Origin: Mr. Youngmo Ahn
Creator: Mr. Youngmo Ahn
Navigation Methods
 
Portable GPS jammers are traded clandestinely and used by those who wish not to be tracked or otherwise located by GPS.