R&S SMJ100A, Руководство по эксплуатации, Страница: 188 / 874

Instrument Function
R&S
®
SMJ100A
172 Operating Manual 1403.7458.32 ─ 14
With "User":
Selects the signal bandwidth for which the display is to be generated. The setting
range moves between the minimum and maximum bandwidth which is possible for the
selected display. The selection is made graphically by moving the pointer.
Remote command:
[:SOURce<hw>]:BB:GRAPhics:SRATe:USER
on page 668
5.3.2 Bar of Graphics Window
At the bottom of each graphics window there are buttons for freezing and zooming the
display and for defining and activating a reference curve.
Run
Freezes the current display.
Clicking the button again reactivates the normal, permanently updated display.
Freezing the display allows it to be analyzed more easily. Zooming the display at the
same time permits detailed evaluation of any signal segment.
Remote command:
n.a.
Zoom In (only possible with mouse)
The mouse can be used to freely select any section to be zoomed. This section is
selected by pressing the left-hand mouse key and dragging a rectangular marquee. In
this way a display can be zoomed in several steps. The zoom is cancelled by clicking
the "Zoom Out" button.
Remote command:
n.a.
Zoom out
Cancels the zoom.
Remote command:
n.a.
Time
(I/Q mode only)
Switches to seconds for time representation on the X axis of the I/Q diagram.
Graphical Display - Graphics