Keysight Technologies N9030B Service Manual page 606

Functional Tests
BBIQ Input Frequency Response (Option BBA only)
16.Set the RF Signal Generator frequency to 250 kHz
17.Connect the BNC Cable between the RF Signal Generator RF Output and
18.Connect the 50 Ohm termination to the I input on the X-Series analyzer,
19.Press Peak Search on the X-Series analyzer. Record the marker amplitude
20.Set the RF Signal Generator to each of the remaining frequencies listed in
21.Connect the BNC Cable between the RF Signal Generator RF Output and
22.Connect the 50 Ohm termination to the Q input on the X-Series analyzer,
23.Set the RF Signal Generator frequency to 250 kHz.
24.Press Peak Search on the X-Series analyzer. Record the marker amplitude
25.Set the RF Signal Generator to each of the remaining frequencies listed in
Table 18-11 BBIQ Input Frequency Response, Q and Q Inputs
RF Signal
Generator
Frequency
250 kHz
2 MHz
5 MHz
7.5 MHz
9.9 MHz
606
the I input on the X-Series analyzer, see
see Figure 18-9
reading in Table 18-10
Table 1, up to the maximum IQ bandwidth of the X-Series analyzer. At
each frequency, do the following:
a. Press Peak Search
b. Record the marker amplitude reading in
at the current RF Signal Generator frequency
the Q input on the X-Series analyzer, see
see Figure 18-10
reading in Table 18-11
Table 18-11, up to the maximum IQ bandwid th of the X-Series analyzer. At
each frequency, do the following:
Press Peak Search
Record the marker amplitude reading in
current RF Signal Generator frequency
Q Input
Marker Frequency
Amplitude Response
0.0 dB
Stop here if Maximum IQ Band wid th is 10 MHz
Figure 18-9
for the I Input at 250 kHz.
Figure 18-10
for the Q Input at 250 kHz.
Table 18-11
Q Input
Marker
Amplitude
N9030B PXA Signal Analyzer Service Guide
Table 18-10 for the I Input
for the Q Input at the
Test Limits
Frequency
Response
0.0 dB ±1.75 dB
±1.75 dB
±1.75 dB
±1.75 dB
±1.75 dB