R3131 Spectrum Analyzer Operation Manual
2.2 Basic Operation
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Apr 10/98
Changing the input signal level
Saturation can be observed as the left side signal level is increased.
9.
Set SG1 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.
Figure 2-42 Screen Display Showing Saturation