MCARS

AcronymDefinition
MCARSMalaspina College Amateur Radio Society (Vancouver Island University; British Columbia, Canada)
MCARSMarshall County Auxiliary Radio Service (Alabama)
MCARSMarshall County Alabama Repeater System (amateur radio)
MCARSModel Combat Air Refueling System
MCARSMonmouth County ARES (Amateur Radio Emergency Service), RACES (Radio Amateur Civil Emergency Service), Skywarn (amateur radio; New Jersey)
MCARSMarion County Amateur Radio Society (Indianapolis, IN)