The military organization NORAD, go to the east of the American capital, Washington, two blimps with radars plates. The blimps to protect the airspace according to the army against missiles and drones.
The blimps would be a month long in the air to continue their monitoring function to perform. The 70-meter-long blimps placed Jlens-radar, which stands for joint land attack cruise missile defense elevated netted sensor system, uses vhf-radar for any threats, while a targeted x-band radar more information about a possible target can be obtained. In addition to enemy missiles would be the radar system is also able to drones to be able to detect, writes in Defense One.
The unmanned airships are not without controversy. Some citizens and organizations fear that the army they also can bet to the inhabitants of the city to monitor. In the city are therefore all lawsuits brought against the program, but the Us army denies that the system infringes on the privacy of citizens. NORAD keeps a lot of details about the system secret.
