Space Communication and Navigation Testbed ... - NASA
Space Communication and Navigation Testbed ... - NASA
Space Communication and Navigation Testbed ... - NASA
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SCaN <strong>Testbed</strong> – Software Defined Radio-based<br />
<strong>Communication</strong> System<br />
S-b<strong>and</strong> Antenna<br />
Ka-b<strong>and</strong> Antenna<br />
Gimbal<br />
GPS Antenna<br />
• SDRs - Two S-b<strong>and</strong> SDRs (One with GPS), One Ka-b<strong>and</strong> SDR<br />
• RF - Ka-b<strong>and</strong> TWTA, S-b<strong>and</strong> switch network<br />
• Antennas - Two low gain S-b<strong>and</strong> antennas, One - L-b<strong>and</strong> GPS antenna, Medium gain S-b<strong>and</strong> <strong>and</strong> Ka-b<strong>and</strong><br />
antenna on antenna pointing subsystem.<br />
• Antenna pointing system - Two gimbals, Control electronics<br />
• Flight Computer/Avionics<br />
4
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