| 001 | 18GHz to 26.5 GHz 16 dB Gain Amplifier |
| 010 | Front right LO Input Connector |
| 011 | Amplifier and Front Right LO Connector |
| 020 | Rear Panel Input Connectors Only |
| 021 | Amplifier and Rear Panel Connectors Only |
| 907 | Front Handle Kit for 11793A |
| 908 | Rack Flange Kit for Use without Handles |
| 909 | Front Handle & Rack Flange Kit |
| ABJ | Japan Quick Users Guide (Japanese localization) |
| H05 | military opt. |
| UK6 | Commercial calibration with test results data |
| W30 | 3 Years Return for Repair Service |
| W32 | 3 Years Return for Calibration Service |
| W34 | 3 year Customer Return Standard Compliance Calibration Service |
| W50 | 5 Year Customer Return Repair Service |
| W52 | 5 Years Return for Calibration Service |
| W54 | 5 Years Return for Calibration Service |