| Acronym | Meaning |
| OI | Operational Instrumentation |
| SPICE | SPacelab Payload Integration And Coordination In |
| GML | GeGMLGeneral Measurement Loop |
| DDM | Discrete Data Management |
| KVA | Kilovoltampere |
| FNL | Final |
| RCP | Right Circular Polarization |
| DECU | Data Exchange Control Unit |
| ODU | Output Display Unit |
| SA | Site Activation |