Illustration 8 : Using The Dual Time Base Function - UNI-T UTD4000 Series User Manual

Illustration 8 : Using the dual time base function

In the dual time base mode, you can enjoy unrivaled
detailed observation of a waveform
you can observe the colour Burst signal of the
(
video signal clear observation is impossible with
) .
ordinary oscilloscopes
1. To access video signal in CH1, follow the
line trigger instructions in Illustration 7 : Video "
.
signal triggering "
2. Press [ MENU ] in the horizontal control zone to
display the time base setup menu.
3. Press [ F3 ] to enter dual time base setup.
4. Press [ F1 ] to select dual time base, then press
[ F2 ] to select CH1. Press [
.
graticule to M1 Adjust the M
with the SEC/DIV
- .
3 13 Then press
adjust the M2 time
SEC/DIV knob as shown in Figure 3 13
94
.
For example
" Video
"
F3 ] to set time base
1
time base range
knob as shown in Figure
[ ]
F3 to select M2 and
base range with
- .
UTD4000 Four-channel User Manual
5. Shift the M2 time base with the
control knob to show the parts you require to
observe in detail
,
[ ]
F5 to choose coarse or fine tune to shift in
greater or smaller steps
Figure 3-13 Dual time base function
the
MULTIPURPOSE
. ,
When shifting M2 press
. .