Energy pulses can be used as weapons

The Times (Great Britain), November 03, 2006, Nigel Hawkes
Auszug:

The Swedish military spent more than ten years investigating the effects of high-power microwave emissions — which are similar to radar signals — on the electronic systems of cars, computers, and security systems. They concluded, according to a report published in IEEE Transactions in 2004, that such sabotage can function at distances of up to a kilometre, or almost two thirds of a mile.