8-8
Performance Tests
FM Accuracy Performance Test
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 8-2. FM Accuracy 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.
Configure the Synthesized Signal Generator
1. Amplitude +16 dBm
2. Frequency CW (LO frequencies on test record)
3. Modulation off
Measure Deviations
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.
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