The MAR-1 is an air-to-surface (ASM) and surface-to-surface (SSM) anti-radiation missile (ARM) with GPS/INS capability under development by Brazil's Mectron and the Aerospace Technology and Science Department (Departamento de Ciência e Tecnologia Aeroespacial, DCTA) of the Brazilian Air Force. It is designed to suppress enemy air defenses (SEAD) by targeting surveillance radars and fire-control radars.