
138 Chapter 4
Performance Tests
5. 3 dB Bandwidth
Performance Tests
Table 4-6 Performance Test Record Summary (2 of 2) for 11974U
Model 11974U Report No. ________________________________
Serial No. _________________________________ Date ______________________________________
Test Results Measurement
No. Test Description Min. Measured Max. Uncertainty
1. Conversion Loss
26. Maximum Conversion _________ 43 dB
±1.6 dB
Loss
2. Image Rejection Test
25. Minimum Image Rejection
55 dB
a
_________ ±1.6 dB
3. Multiple Response Rejection
Test
55. Minimum Multiple 60 dB _________
±1.6 dB
Response
Rejection
4. Displayed Average Noise Level
28. Maximum Displayed _________
−109 dBm
a
±2.1 dB
Average Noise Level
5. 3 dB Bandwidth
29. Minimum 3 dB Bandwidth 100 MHz _________
±13 MHz
a. This level only applies to an 8566B or an 71000C spectrum analyzer. When using
any other spectrum analyzer, refer to Table 1-1, “11974 Specifications,” on
page 15.
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