R3131 Spectrum Analyzer Operation Manual
2.2 Basic Operation
2-51Apr 10/98
9. Press LEVEL, ATT AUTO/MNL, 3, 0 and GHz (dB).
The attenuator level is set to 30 dB.
Figure 2-45 Screen Display Showing Reduced Harmonic Distortion
Under these conditions, the input level for the mixer is -30 dBm, and the true
spectrum can be observed.
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