704 Keysight N9038A MXE Service Guide
Tests
Scale Fidelity
Trace/Detector, Trace Average
Peak Search
7. Set the external 10 dB step attenuator to 0 dB.
8. Adjust the amplitude on the signal generator until the marker amplitude
on the receiver reads –15 dBm ± 0.2 dB.
9. On the receiver, press the Single, Restart to trigger a 10 sweep average.
10.On the receiver, activate the Marker Delta function by pressing Peak
Search, Marker Delta.
11.Perform the following steps for each attenuator setting listed in the Table
22-23:
a. Set the external 10 dB step attenuator to the value listed in the
External Attenuator Setting column of Table 22-23.
b. On the receiver, press Restart.
c. Record the delta marker amplitude value into the Marker Delta
Value column of Table 22-23.
Table 22-23 Scale Fidelity Results
External Attenuator Setting
(dB)
Minimum
(dB)
Marker Delta Value
(dB)
Maximum
(dB)
0 N/A Reference N/A
10 −11.0 −9.0
20 −21.0 −19.0
30 −31.0 −29.0
40 −41.0 −39.0
50 −51.0 −49.0