Keysight E6640A, Measurement Applications User & Programmer Reference

Page: 1266 / 2870

10 Spectrum Emission Mask Measurement
Sweep/Control
Dependencies In the Swept SA measurement:
In Gate View, the regular Acq Time key is grayed out . When pressed, the grayed out key puts up the
informational message "Use Gate View Sweep Time in the Gate menu."
In the other measurements:
When you turn Gate View on, the lower window takes on the current state of the instrument. Upon
leaving Gate View, the instrument takes on the state of the lower window.
When you turn Gate View on, the upper window Acquisition Time is set to the gate view acquisition
time.
Couplings These couplings apply to the Swept SA measurement:
•
When Gate View is turned on, the instrument is set to Zero Span.
•
Gate View automatically turns off whenever a Span other than Zero is selected.
•
Gate View automatically turns off if you press the Last Span key while in Gate View, and the
instrument returns to the Span it was in before entering Gate View (even if that is Zero Span).
•
When Gate View is turned on, the sweep time used is the gate view sweep time. This is set
according to the rules in section
"Gate View Setup " on page 1571
•
When Gate View is turned off, Sweep Time is set to the normal Swept SA measurement sweep
time.
•
If Gate View is on and Gate is off, then turning on Gate turns off Gate View.
Preset OFF
State Saved Saved in instrument state
Range On|Off
Initial S/W Revision Prior to A.02.00
A sample of the Gate View screen in the Swept SA measurement is shown in the following graphic :
1266 W-CDMA & HSPA Measurement Applications Reference