General Operation
VTM-2000 Installation and Operation Handbook
21
Table 3-7. Description of Waveform Display Diagram
Field
Identifier
Field Information
Nomenclature
1
Input
Displays the input.
2
Format
Displayed as YC
B
C
R
, RGB, YRGB, or Composite (CMPST).
YC
B
C
R
, RGB, or YRGB can be selected in the SD FORMAT
submenu of the WFM Pane menu.
3
Filter
Displayed as FLT, LP, CHR, F/LP, or BOW (Bowtie)
This can be selected in the COMPOSITE or
COMPONENT FILTER submenu of the WFM Pane
menu.
4
Standard
Displays the Line Rate/Frame Rate [525/59.94]. This is
selected in the VIDEO FORMAT\VIDEO A though D menu.
5
Reference
Displays the reference as INT (Internal) or EXT (External).
6
Gain
Displays the selected gain. The Gain ranges are 1.00, 2.50,
and 5.00. Change by pressing the GAIN button.
7
Line select information
Line select is shown as Line number with the ODD or EVEN
field.
8
WFM graticule
Shows the WFM RGB, YC
B
C
R
, or Composite graticule. The
graticule is dependent upon the Video format, Zoom, and
scale selections.
9
Scale
Indicates the major graticule indications for time.
10
Zoom
Displays Zoom when enabled
Blank when Zoom is disabled
Press the ZOOM button to cycle through the ZOOM
modes.
Graticules are configured by selecting the Video Input Format along with the appropriate
Waveform Setup scale adjustment (Units, %, or Volts). The scales can also change when
ZOOM is pressed.
Figure 3-7
to
Figure 3-9
illustrates some waveform graticules with the
critical amplitude limits
for the video formats that can be displayed by the VTM-2000. The critical amplitude limits are
indicated on the screen by dashed lines.
