Setting the Vertical System
CH1, CH2, CH3, CH4 and setups
CH1
CH2
CH3
CH4
Each channel has its own vertical menu. You should set up each item for each channel individually. Press the
[
], [
], [
] or [
] function button and the system will display the operation menu for CH1, CH2, CH3
or CH4. For explanatory notes please see Table 2
below
Table 2-1
Explanatory notes for channel menu
-
:
1
：
UTD4000 Four-channel User Manual
18
Function Menu
Setup
Explanatory Note
Coupling
DC 1M
AC 1M
GND
Ω
Ω
Pass AC and DC quantities of input signal. Intercept DC quantities of
the input signal.
Display reference ground level (without disconnecting the input signal).
BW Limit
Full
20MHz
Full band width.
Limit bandwidth to 20MHz to reduce noise display
VOLTS/DIV
Coarse
Fine
Coarse tune in steps of 1-2-5 to set up the
vertical graticulefactor of
the vertical system
Fine tune means further tuning within the coarse
tune setup range to raise the vertical resolution
.
.
Probe
1X
10X
100X
1000X
Select either one value based on the probe attenuation factor to keep
the vertical deflection factor reading correct. There are four values :
1X, 10X, 100X and 1000X.
Invert
On
Off
Waveform is inverted
Normal waveform display.
.
