Multi-Mode Standard Transponder (MST)
Affordable, Compact S-Band Transponder
The Multi-Mode Standard Transponder (MST) provides compatibility with a variety of government and commercial telemetry and command formats in a single unit at an affordable price. Available receive modes include NASA’s Tracking and Data Relay Satellite System (TDRSS), NASA’s traditional Spaceflight Tracking and Data Network (STDN) ground network format, Air Force Satellite Control Network (AFSCN) Space-Ground Link System (SGLS) and Unified S-Band (USB), and a direct carrier BPSK mode compatible with commercial services and the NASA Ground Network (GN). Available transmit modes include PN spread modes compatible with the NASA TDRSS in addition to OQPSK/ SQPSK, QPSK, BPSK and linear phase modulation modes.
- Mission ready: Five different models support a wide range of customer requirements
- Secure: Compatible with commercial and NSA certified encryption products
- Flexible: Customer specific requirements and options are available
- Proven: Providing reliable earth-to-spacecraft and spacecraft-to-spacecraft communications for more than 50 years