| Acronym | Meaning |
| GOES | Geostationary Operational Environmental Satellite |
| HIRS | High-resolution Infrared Radiation Sounder |
| AC | Alternating Current |
| OSO | Orbiting Solar Observatory |
| DCS | Data Collection System (NOAA Polar Orbiting Satellites) |
| ECMWF | European Centre For Medium-range Weather Forecasts |
| VLF | Very Low Frequency |
| MB OR MB | Megabytes (or Megabits) |
| UHF | Ultra High Frequency |
| PV | PhotoVoltaic |