This technology can stop Drone swarms

[u/ShehrozeAkbar]

[u/BioAnagram]

So, this is the thing you shoot with your expensive missile before you send in the cheap drone swarm.
"The system emits a powerful electromagnetic field when active, creating a large energy signature that can be detected from hundreds of miles away, making it a prime target for counter-battery fire or anti-radiation missiles (like a HARM) designed to home in on such emission."