GNSS (Global navigation satellite system) Receiver unit utilizes a series of high-performance 555-channel space-grade GNSS receivers along with two selectable orbit propagators (OPs) to provide accurate position, navigation, and timing (PNT) information. Full access to the entire system API is provided via a selectable 3.3V LVTTL serial interface, along with PPS and VARF outputs. Features: - • OPs operate on separate SupMCU, with powered or unpowered • Vinti7 OP via locally derived GNSS BESTXYZ position & velocity • SGP4 OP via uploaded TLEs • It is integrated onto a CubeSat-class module with a 104-pin CSK bus connector  • It is fully supported for maximum bump, shock, vibe & acceleration survival • Six-sided OEM719 Al/Cu RF & radiation shield with advanced thermal coupling • NASA GEVS qualification temperature & vibe (20g)  • Radiation: Not yet tested • 4x CubeSat-class LEO missions Technical Specifications: - (Please refer to images) * Applications: - • CubeSat nanosatellite GPS  • SUPERNOVA nanosatellite GPS