R3131 Spectrum Analyzer Operation Manual
2.2.10 Input Saturation
Changing the input signal level
Saturation can be observed as the left side signal level is increased.
9. Set SG I level to +10 dBm.
Under these conditions, the input level for the mixer is +4 dBm, and the right
hand signal level is reduced due to saturation caused by gain compression.
ADVANTEST R3131
REF -10.0 dBm
An
0 'dB
*ATT
Thu 11 Dec 1997
0 dB A_wrt B_blnk
-No" N9", Ref Level
Level
CENTER 100.000 MHz SPAN 1.000 MHz
RBW 10 kHz VBW 10 kHz SWP 50 ms
ATT
'AUTO /MNL
Figure 2-42 Screen Display Showing Saturation
2-48
dB/div
Linear
Units P.
Ref
Offset
ON /OFF
To Next Page
Loading...
