Sounds like someone just got a copy of the movie, 'The Jackal.' (1997) Fiction or not, I'm surprised it took this long to be utilized. Is there a blanket-freque

Sounds like someone just got a copy of the movie, 'The Jackal.' (1997) Fiction or not, I'm surprised it took this long to be utilized. Is there a blanket-frequency jammer in existence that would have worked at a 150m radius? seems like a tall order