| Acronym | Meaning |
 | CONF | Conference |
 | RAD | Radius |
 | IDTA | Interdivisional Technical Agreement |
 | CP-SPO | Spacelab Projects Office (KSC) |
 | FAA | Federal Aviation Administration |
 | EAD | ElectricallY Alterable Device |
 | TCTI | Time Compliance Technical Instruction |
 | SMT | Selective Message Transaction |
 | SP | Signal Processor |
 | SBAS | S-Band AntennaSwitch |