Keysight N9038A, Service Manual, Page: 658 / 745

Keysight N9038A MXE Service Guide 677
Tests
Frequency Readout Accuracy
7. Perform the following steps for each row listed in Table 22-6 :
a. Set the signal generator frequency to the value listed in the Center
Frequency column in Table 22-6 .
b. Set the receiver center frequency to the value listed in the Center
Frequency column in Table 22-6 by pressing FREQ Channel , Center
Freq , [Value].
c. Set the receiver span to the value listed in the Span column of Table
22-6 by pressing SPAN X Scale , Span , [Value].
d. On the receiver, press Restart .
e. On the receiver, press Peak Search .
f. Record the marker value in the Marker Frequency Readout column
in Table 22-6 .
Table 22-6 Frequency Readout Accuracy Results
Center Frequency
(MHz)
Span
(MHz)
Test Limit
Minimum
Marker Frequency
Readout
Test Limit
Maximum
1505 2990 1495.9 MHz 1514.1 MHz
1505 127.2 1504.56 MHz 1505.44 MHz
1505 54.1 1504.8122 MHz 1505.1878 MHz
1505 7.95 1504.97240 MHz 1505.0276 MHz
1505 0.106 1504.999630 MHz 1505.000370 MHz
517.59 1.98 517.58316 MHz 517.59684 MHz
832.50 1.98 832.49316 MHz 832.50684 MHz