R3131 Spectrum Analyzer Operation Manual
2.3.7 Measurements Using TG (Option 74)
7. Press LEVEL, dB/div and 2dB/div.
The amplitude scale (vertical axis) graduation is set to 2dB/div.
8. Press TG, TG Level, 0 and GHz(+dBm).
The output level of the tracking generator is set to 0 dBm.
9. Press TG and Execute Normalize.
The normalization calibration is performed.
ADVANTEST R3131
REF 0.0 dBm
2d8/ _
REF LINE-
70 .31: dBia
RL -0.31 dBm
Fri 28 Aug 1998
ATT 10d8 A_wrt B_blnk
Norm "9" TG Level
TG
Execute
Normalize
--iN.Z;MCor;
ON /OFF
Ref Line
Position
Freq Adj
Auto
Freq Adj
Manual
CENTER 270.0 MHz SPAN 100.0 MHz TG Off
RBW 1 MHz VBW 1 MHz SWP SO ms
Figure 2-78 Measurement Screen after a Normalization Calibration
NOTE: When you change center frequency, frequency span, reference level, level
indication scale and so on after executing a normalization calibration, sub-
sequent normalization results will be incorrect.
Be sure to re-execute the normalization operation if you change any of these
settings.
2-82
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