UTD2000M
User
Manual
Fig.
2
‐
2
DC
Component
in
a
Signal
has
been
Blocked
Press
F1
and
then
press
F1
to
select
DC
1M
Ω
,
whose
channel
coupling
is
set
as
DC
coupling
mode.
Thus
it
allows
the
passage
of
both
AC
and
DC
components
contained
in
the
signal
under
test,
which
is
input
to
CH1.
Waveform
display
is
shown
as
below.
Fig.
2
‐
3
Both
the
AC
and
DC
Components
in
a
Signal
have
been
Displayed
Simultaneously
Press
F1
and
then
press
F3
to
select
grounding
as
the
channel
coupling
mode.
Thus
both
AC
and
DC
components
contained
in
the
signal
under
test
are
blocked.
Waveform
display
is
shown
as
below.
Under
this
mode,
though
no
waveform
is
being
displayed
on
the
screen,
the
input
signal
still
maintains
connection
with
the
channel
circuit.
Fig.
2
‐
4
Both
the
AC
and
DC
Components
in
a
Signal
have
been
blocked
Simultaneously
DC
Coupling
Settings
Earth
Coupling
Settings
22
Содержание UTD2000M
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