MASS
1.5 kg
POWER
15 W
REDUNDANCY
Dual-channel
RAD HARDENED
Yes
FIRST USE
Dec 2018
GPS III Receiver is a navigation receiver system manufactured by General Dynamics / L3Harris. It features dual-channel redundancy. Radiation hardened for space environments.
ABOUT GPS III RECEIVER
The GPS III space receiver provides precise positioning, navigation, and timing data to launch vehicles and spacecraft in low Earth orbit. Modern versions support L1/L2/L5 signals and can acquire fixes during high-dynamic boost phases. They are critical for range safety and trajectory verification.
OPERATING PRINCIPLE
Multi-frequency GNSS reception (L1/L2/L5) with anti-jam capability and high-dynamic tracking loops
VEHICLES USING THIS SYSTEM
Various launch vehiclesISSGPS III constellation
SPECIFICATIONS
| CATEGORY | Navigation Receiver |
| TYPE | GNSS Receiver |
| MANUFACTURER | General Dynamics / L3Harris |
| MASS | 1.5 kg |
| POWER CONSUMPTION | 15 W |
| REDUNDANCY | Dual-channel |
| RADIATION HARDENED | Yes |
| ACCURACY | < 1 m CEP with dual frequency |
| FIRST USE | December 23, 2018 |
| STATUS | Active |
DETAILED SPECS
| SIGNALS | L1/L2/L5 |
| CHANNELS | 24 |
| DYNAMICS | > 15 g |
| TTFF | < 60 s |
