Offering optimal performance in both GPS L1/L2 and GLONASS L1/L2 frequencies, Active GNSS Antenna features MIL-STD design, allowing use in rugged environments. Unit enables maximum satellite reception that is unaffected by placement of antenna, with ultra-low Dilution of Precision. Engineered for demanding aviation environment, antenna is impact-resistant, able to withstand shock and vibration, and tolerant to exposure to dust, chemicals, and jet fuels.