Conversion Beamers are esoteric weapons that are both difficult to construct and highly complex to use, needing skilled calibration to operate as well as dedicated reactor core systems to power, especially the larger variants. The Heavy Conversion Beamer is a larger, vehicle-mounted variant of the man-portable Conversion Beamer. They are very rare and deadly antimatter-based pre-Heresy archeotech weapons most likely developed during the Dark Age of Technology. Conversion Beamers are an ancient relic-weapon of incredible and poorly-understood power. The Heavy Conversion Beamer is a vehicle weapons system used by both the Imperium of Man and the Chaos Space Marines. A Heavy Conversion Beamer used on a Contemptor Pattern Dreadnought
