3 VMA Mode
3.1 Digital Demod Measurement
Modulation
Formats
Results
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…
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(2 * X) * N +1 th number = I of the symbol N decision point
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(2 * X) * N +2 th number = Q of the symbol N decision point
3.1.1.6 Measurement Results for RI = 08
The FETCh, MEASure, or READ queries return the following comma-separated scalar
results for Segment SI. For values of SI, see "Index Sub-Fields" on page 184.
For details of available formats, see "Modulation Format" on page 335.
Modulation Formats Result
2-FSK, 4-FSK, 8-FSK, 16-FSK
CPM (FM)
FSK Meas Spectrum of Segment SI
Returns the spectrum of the corrected measured time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
2-ASK ASK Meas Spectrum of Segment SI
Returns the spectrum of the corrected measured time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
All others IQ Meas Spectrum of Segment SI
Returns the spectrum of the IQ corrected measured time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
3.1.1.7 Measurement Results for RI = 09
The FETCh, MEASure, or READ queries return the following comma-separated scalar
results for Segment SI. For values of SI, see "Index Sub-Fields" on page 184.
For details of available formats, see "Modulation Format" on page 335.
Modulation Formats Result
2-FSK, 4-FSK, 8-FSK, 16-FSK
CPM (FM)
FSK Ref Spectrum of Segment SI
Returns the spectrum of the reference time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
2-ASK ASK Ref Spectrum of Segment SI
Returns the spectrum of the reference time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
All others IQ Ref Spectrum of Segment SI
Returns the spectrum of the IQ reference time trace
When "IQ Normalize" on page 347 is ON, the trace points are normalized
205 Vector Modulation Analyzer Mode User's &Programmer's Reference