The Pyros, previously referred to as the Small Tactical Munition (STM), is a weapon developed by Raytheon, designed to be used by UCAVs.
History Raytheon successfully conducted flight tests in October 2010, and it may be used to arm the AAI RQ-7 Shadow.
In July 2012, Raytheon claimed the STM could be "months" away from fielding.Tiny 2-Foot Missile Could Be ‘Months’ Away From Drone War - Wired.com, July 13, 2012
In early August 2012, Raytheon renamed the munition Pyros and completed the first end-to-end test of the bomb.AUVSI: Raytheon completes end-to-end testing of Pyros bomb - Flightglobal.com, August 7, 2012
The test validated the weapon's guidance modes, height-of-burst sensor, electronic safe and arm device, and multi-effects warhead. - Reuters.com, August 7, 2012
On July 18, 2014, Raytheon conducted the first live-fire test of the Pyros. The munition targeted a simulated group of insurgents planting a roadside bomb and used its height-of-burst sensor to detonate several feet above the ground.Tiny Guided Bomb Scores a Direct Hit on Arizona Test Range - Raytheon news release, 21 August 2014
Design The original model weighs , and originally had a warhead.
On April 18, 2011, Raytheon successfully tested a new warhead for the weapon.
Though lighter, the new warhead has a significantly improved blast-fragment capability.New Warhead Reduces Size of Small Tactical Munition - Deagel.com, April 19, 2011
Designed for low collateral damage, its lethal radius is only , with non-lethal effects extending further but lethality dropping dramatically.Raytheon's New Collateral Damage Minimizing Munition - Forbes.com, 10 August 2012
Dropped from an altitude of , the Pyros takes 35–40 seconds to reach the ground.Raytheon promotes Pyros for Middle East UAV operators - Flightglobal.com, 17 November 2013
References
External links
Pyros - Raytheon.com