That threat's not exactly new and it's undoubtedly one of the reason that the US Navy is investing in directed energy weapons research - people mostly think of

That threat's not exactly new and it's undoubtedly one of the reason that the US Navy is investing in directed energy weapons research - people mostly think of lasers, but the hugely powerful AESA radars on modern combat ships are also candidates. EDIT: I couldn't easily find data on the AN/SPY-6 AESA radar that's going into the newest generation of ships, but the AN/SPY-1 PESA system from the prior generation has 6 MW peak power output.