| opt 11 | Phase Noise / Jitter Measurements |
| opt 12 | Settling Time Measurements (Frequency and Phase) |
| opt 20 | Pulse Measurements |
| opt 200 | Advanced Triggers and Swept DPX |
| opt 21 | General Purpose Modulation Analysis |
| opt 50 | Internal Preamp |
| opt 53 | Memory Extension, 4 GB Acquisition Memory Total |
| opt 59 | Internal HDD, incompatible with Option 56 |
| opt 6566 | Digital I and Q Output and Zero-Span Analog Output |
| opt B85 | 85 MHz Acquisition Bandwidth |
| opt PFR | Precision Frequency Reference |