E4990A Help
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Manipulating the Scale Menu enables you to specify the
scale for displaying a trace (magnitude per division, value
of the reference line, etc.) for each trace. You can also
specify the electrical delay and phase offset for each
trace.
Display
Displays the Display Menu in Softkey Menu Bar.
Manipulating the Display Menu enables you to specify the
number of channels and the channel window array, the
number and arrangement of traces, the setup for data
math, etc.
Avg
Displays the Average Menu in Softkey Menu Bar.
Manipulating the Average Menu enables you to define the
averaging, smoothing, and IF bandwidth.
Cal
Displays the Calibration Menu in Softkey Menu Bar.
Manipulating the Calibration Menu enables you to turn the
calibration and error correction on/off and change
definitions for calibration kits.
STIMULUS Block
A group of keys for defining the stimulus values (signal sources and
triggers).
Hardkey
Name
Description
Start
Displays the data entry bar for specifying the start value
of the sweep range in the upper part of the screen. (It
also displays the Stimulus Menu for specifying the sweep
range in Softkey Menu Bar.)
Stop
Displays the data entry bar for specifying the stop value
of the sweep range in the upper part of the screen. (It
also displays the Stimulus Menu in the same way as
Start.)
Center
Displays the data entry bar for specifying the center value
of the sweep range in the upper part of the screen. (It
also displays the Stimulus Menu in the same way as
Start.)