| Abbreviation | Definition |
|---|---|
| S-Band | 1,500 to 5,200 MegaHertz |
| S-Band | 1,500 to 5,200 MHz |
| SBAS | S-Band Antenna Switch |
| SBC | Speed Brake Command |
| SBCR | Stock Balance and Consumption Report |
| SBD | Schematic Block Diagram |
| S-BD | S-Band |
| SBE | Sub-Bit Encoder |
| SBF | Surface Brightness Fluctuations |
| SBHC | Speed Brake Hand Controller |
| SBN | Small Bodies Node |
| SBP | San Luis Obispo (TACAN Station) |
| SBP | Sonic Boom Panel |
| SBR | Spectral Bandwidth Replication |
| SBS | Satellite Business System |
| SBTC | Speed Brake/Thrust Controller |
| SBX | S-Band Transponder |
| SC | Scale |
| SC | Service Charge |
| SC | Signal Conditioner (S/C preferred) |