Chapter 3 — Performance Verification 3-6 Directivity and Test Port Match Verification
MN469xC Series Multiport Test Set MM PN: 10410-00730 Rev. D 3-13
47. Select Port 2 Reflective Device
48. Connect the Open from the Calibration Kit to Port 2 of the VNA.
49. Select Open.
50. Disconnect the Open from Port 2 and connect the Short.
51. Select Short
52. Disconnect the Short from Port 2 and connect the termination.
53. Select Load
54. Select Back to return to previous menu.
55. Select Port 3 Reflective Device
56. Connect the Open from the Calibration Kit to Port 3 of MN469xC.
57. Select Open.
58. Disconnect the Open from Port 3 and connect the Short.
59. Select Short
60. Disconnect the Short from Port 3 and connect the termination.
61. Select Load
62. Select Back to return to previous menu.
63. Select Port 4 Reflective Device
64. Connect the Open from the Calibration Kit to Port 4 of MN469xC.
65. Select Open.
66. Disconnect the Open from Port 4 and connect the Short.
67. Select Short
68. Disconnect the Short from Port 4 and connect the termination.
69. Select Load
70. Select Back to return to previous menu.
71. Select Done
72. Select Tr1 | Trace | Trace Max
73. Connect the Air Line to Port 1 and then terminate the Air Line with the Offset Termination.
74. Select Scale | Auto Scale Active Trace
75. Select Marker
76. Click Mkr 1, Mkr 2 and
Mkr 3 to turn these markers On.
77. Using the mouse to move Mkr 1 and Mkr 3 to adjacent peaks of the ripple with the greatest negative
trough (or adjacent troughs if the ripple has the greatest positive peak) in the frequency band of interest
as shown in Figure 3-6 on page 3-14 below. For frequency band information, in Appendix A, “Test
Records”, refer to either:
• Table A-1, “Directivity Record for MN4694C Multiport VNA System” on page A-2 for MN4694C
• Table A-3, “Directivity Record for MN4697C Multiport VNA System” on page A-4 for MN4697C
Caution Finger tighten only. Do not use torque wrench to tighten the connector connection for this step.
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