R3131 Spectrum Analyzer Operation Manual
2.2 Basic Operation
2-47Apr 10/98
Initialization
This resets the current settings to the factory defaults.
5. Press SHIFT and CONFIG (PRESET).
The default settings have now been reset.
Setting the measurement conditions
This changes the analyzer settings so that the input signal is displayed more clearly.
6. Press FREQ, 1, 0, 0 and MHz.
A center frequency of 100 MHz is set.
7. Press SPAN, 1 and MHz.
A frequency span of 1 MHz is set.
8. Press LEVEL, ATT AUTO/MNL, 0 and GHz (dB).
The Attenuator level is set to 0 dB.
Under these conditions, the input level at the mixer is -16 dBm, and the
measurement is correct without saturation.
Figure 2-41 Screen Display without Saturation
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