8-22
Performance Tests
Phase Modulation Distortion Performance Test
Measure Distortion
1. Enter the frequencies and deviations shown in the test record.
2. Record the test results and compare the results to the limits in the test record.
Test Record
• 8648A: Table 8-11.
• 8648B: Table 8-31.
• 8648C: Table 8-56.
• 8648D: Table 8-81.
8648B/C/D Only
The following steps are for the 8648B/C/D only. For the 8648A, this performance test is
concluded.
Connect the Test Equipment
Figure 8-11. Phase Modulation Distortion Equipment Setup for 8648B/C/D
NOTE Use RF mixer MDC-164 when testing the 8648C/D. When testing the 8648B,
either RF mixer MDC-174 or MDC-164 may be used.
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