Tektronix 1760 series, Руководство пользователя

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Operator’s Checkout Procedure
1760 Series Component Waveform/Vector Monitor User Manual
2-19
10 S/DIV
FLAT
LUM
CHROM
DIFF
R--Y
SCH R--Y
F+L
F+L+C
Figure 2-8.
Two-Line CHROM filter display of color bar signal.
Select
F+L+C
(
FLAT
plus
LUM
plus
CHROM
). The display is
similar to the
F+L
display, with the chrominance-filtered
signal added on the right.
Select
DIFF
. Select the generator 5-step staircase signal. The
differentiated-step filtered display appears similar to
Figure 2-9.
Select
R---Y
. This provides a demodulated chrominance-vs.-
time display. Use the right bezel control to adjust vector
phase. See Figure 2-10.
Select
SCH R---Y
(Option SC only). This provides a demodu-
lated SCH sync-locked oscillator display, useful for viewing
SCH variations versus time. A sample NTSC display is
shown in Figure 2-11. NTSC signals can be viewed in either
line or field sweeps. For PAL applications, view the signal in
two-field sweep (see Figure 2-12). Use the right bezel control
to adjust vector phase.
Exit the filter menu. Enter the menu again and note that the
filter selections are unchanged. Select
FLAT
. Exit the menu.