MCARS

AcronymDefinition
MCARSMarion County Amateur Radio Society (Indianapolis, IN)
MCARSMalaspina College Amateur Radio Society (Vancouver Island University; British Columbia, Canada)
MCARSMarshall County Auxiliary Radio Service (Alabama)
MCARSMarshall County Alabama Repeater System (amateur radio)
MCARSMc-130h Air Refueling System
MCARSMonmouth County ARES (Amateur Radio Emergency Service), RACES (Radio Amateur Civil Emergency Service), Skywarn (amateur radio; New Jersey)
MCARSModel Combat Air Refueling System