VMI VIBER X5 MKIII, Instrument Manual, Page: 59 / 121

59

Move the cursor using the (LEFT) and (RIGHT)Arrow keys. When pressing the
key once the cursor will move one line at a time, when keeping the key pressed the
cursor will move fast 10 lines at a time.

Zoom in or out the X-Scale, using the (Ctrl)+ (LEFT) Arrow or (Ctrl)+
(RIGHT)Arrow key combination. During zooming, the cursor remains visible onto the
spectra.

Zoom in or out the Y-Scale, using (UP) or (DOWN)Arrow keys.
Notice that once the zoom occurs (on X or Y-Axis), the plot will not be auto-scaled.
Instead, the manual settings are used. To again enable the auto-scaling mode, press
(Ctrl) + (F4) key combination (Default Zoom).

Change cursor type between Normal, Harmonic and Sideband by pressing (Ctrl)+
(F3)

While using sideband cursor, the sidebar frequency can be changed by pressing
(Ctrl)+
(UP) or (Ctrl)+ (DOWN) key combination.
You can freeze (HOLD) the measurements by pressing the (AUX) key.
In HOLD mode, you can access the (MENU) key menu where you can:

Change the Main cursor
:
o
Free: The cursor is positioned over a line of the screen. If screen area is less than
no. of lines the cursor moves pixel by pixel on the screen and display the values for
the highest line represented on the pixel. When you have zoomed enough, the
cursor will move to the next line. This cursor is only available when 1 channel is on
display.
o
Line: This cursor is mainly used to see line values. The cursor will move to the
position of next spectrum line. This does not necessary involve a change of X
position on the screen. But the Y position will change. This is the default cursor.
o
Peak locked - If the screen area is less than no. of lines the cursor moves pixel by
pixel on the screen and selects the highest line represented on a new pixel. It
determines if that line is a peak and if yes, calculate and display peak values as
cursor values. If it is not a peak it will display the line value. When a peak is found
the cursor shape is changed. The X position of the cursor is still the line
position. This cursor is only available when 1 channel is on display.
In the bottom left of the screen there is a label with which main cursor type that is
currently being used. If written in black user settings are respected. If in yellow, the user
selected another cursor but current context does not allow this. The spectrum control
automatically selected the default mode.

Change additional cursors. This setting is the same as Ctrl + F3 during measurement
o
Harmonic - If there is enough space on the screen the harmonic index is visible.
o
Sideband

Save the plot in a file on the microSD Card as an analysis file. The content may be