Anritsu Series MS278XB User Manual

Page 83

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Instrument Overview

Graphical User Interface Overview

MS278XB OM

3-31

The Summary graph type displays the position and value (bits) of the demodulated signal.

Table 3-7.

Vector Signal Analysis Graticule Legend

Index

Description

1

Input Status: Indicates ADC overload and L.O. unlock.

2

Sweep Status: Displays the sweep status of Triggered and Single sweep modes.

3

Trace Display: Vector trace data is displayed in Yellow.

4

Y-axis Scale: This scale shows the normalized I and Q range when in the Vector, Constellation, Power
vs. Time, and Eye graph types; it shows percentage error (%) when in the EVM graph type.

5

X-axis Scale: This field shows the Symbols or Time.

6

Center Frequency: Indicates the center frequency of the sweep. If a frequency offset is set, OFFSET is
also displayed.

7

Marker Information: Displays the Symbol and I and Q magnitude.

8

Error Data: Displays the error vector magnitude, carrier frequency error, and symbol rate error.

9

Symbol Rate: Displays the current symbol rate

10

Amplitude Setup: The amplitude setup field displays the current attenuation level and reference level. If
the attenuation is set manually, an asterisk is displayed.

Figure 3-29. QPSK Summary Display

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