| 11590B-001 | Frequency range 0.1 to 18 GHz, APC-7 connectors |
| 11590B-101 | Frequency range 0.1 to 12.4 GHz, type-N connectors |
| 11590B-ABA | Printed manual English |
请与是德联系，了解选项定价。
| R-50C-011-3 | Calibration Plan - Return to Keysight - 3 years |
| R-50C-011-5 | Calibration Plan - Return to Keysight - 5 years |
| R-50C-021-3 | ANSI Z540-1-1994 Calibration - 3 years |
| R-50C-021-5 | ANSI Z540-1-1994 Calibration - 5 years |
请与是德联系，了解选项定价。
