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Explorer GPS Spaceborne Receiver


General Dynamics’ Explorer Global Positioning System (GPS) Spaceborne Receiver provides position, velocity, and time information for Low Earth Orbit (LEO) and Geostationary Earth Orbit (GEO) applications. Performance and satellite visibility are enhanced through the use of dual antennas; each of the 12 GPS channels can be assigned to either antenna. The design supports RS-422 or MIL-STD-1553 bus interfaces.


GPS position accuracy< 15 m
GPS velocity accuracy< 0.05 m/s
GPS time to first fix3 min
GPS operating frequency1575.42 MHz
length160 mm
width132 mm
height43 mm
mass< 1.2 kg
power< 7 W
mechanical vibration17 Grms
operating temperaturemin: -20 C, max: 60 C



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Last updated: 2018-03-26