The UK Defense Ministry said the RFDEW was live-tested in West Wales about seven months after it announced the development of the weapon.UK Defense MinistryThe UK said it has live-fired its new anti-drone radio weapon that costs only about 10 pence to fire.It's been heralding such weapons as a cheap alternative to missile-based systems for killing drones.This weapon, the RFDEW, is said to kill drones from 1,000 meters away in land, air, and sea environments.The UK Defense Ministry said on Monday that it's successfully live-tested its new radio frequency weapon that can take down drone swarms for "less than the cost of a pack of mince pies.""A live firing trial was recently completed by the Army's Royal Artillery Trials and Development Unit and 7 Air Defence Group at a range in West Wales," it said in a statement.