User`s guide

8 Agilent E5505A User’s Guide
Figure 86. Selecting a reference source 133
Selecting Loop Suppression Verification 133
Figure 87. Selecting loop suppression verification 134
Setup considerations for stable RF oscillator measurement 134
Figure 88. Noise floor for the stable RF oscillator measurement 135
Figure 89. Noise floor calculation example 135
Beginning the measurement 136
Figure 90. Selecting a new measurement 136
Figure 91. Confirm new measurement 136
Figure 92. Connect diagram for the stable RF oscillator measurement 137
Table 15. Test set signal input limits and characteristics 138
Checking the beatnote 139
Figure 93. Oscilloscope display of beatnote from test set Monitor port 140
Making the measurement 140
Figure 94. Selecting suppressions 141
Figure 95. Typical phase noise curve for a stable RF oscillator 142
Table 16. Parameter data for the stable RF oscillator measurement 143
Free-Running RF Oscillator 145
Required equipment 145
Defining the measurement 145
Figure 96. Select the parameters definition file 146
Figure 97. Enter source information 147
Table 17. Tuning characteristics for various sources 147
Selecting a reference source 148
Figure 98. Selecting a reference source 148
Selecting Loop Suppression Verification 148
Figure 99. Selecting loop suppression verification 149
Setup considerations for the free-running RF oscillator measurement 149
Figure 100. Noise floor for the free-running RF oscillator measurement 150
Figure 101. Noise floor calculation example 150
Beginning the measurement 151
Figure 102. Selecting a new measurement 151
Figure 103. Confirm measurement dialog box 151
Figure 104. Connect diagram for the free-running RF oscillator measurement 152
Table 18. Test set signal input limits and characteristics 152
Checking the beatnote 153
Figure 105. Oscilloscope display of beatnote from test set Monitor port 154
Making the measurement 155
Figure 106. Selecting suppressions 156
Figure 107. Typical phase noise curve for a free-running RF oscillator 157
Table 19. Parameter data for the free-running RF oscillator measurement 158