32
(1)
Press
Utility
and
choose
Counter.
(2)
Connect
the
signal
to
the
connector
[
Ref
Clk/Counter
In
]
on
the
rear
panel.
(3)
Press
F3
to
choose
Set,
enter
measurement
setting
menu.
To
set
the
coupling
mode
:
Press
F1
to
switch
Coupling
as
AC/DC.
To
set
the
sensitivity
:
Press
F2
to
switch
Sens
as
Low/Middle/High.
For
low
amplitude
signal,
the
“Middle”
or
“High”
sensitivity
should
be
used.
For
low
frequency
signal
with
high
amplitude
and
slower
rising
edge,
low
sensitivity
is
a
better
choice.
To
set
the
high
frequency
restrain
on/off
:
Press
F3
to
switch
HFR
as
ON/OFF.
High
frequency
restrain
is
used
for
filtering
the
high
frequency
signal
in
measuring
the
low
frequency
signal,
and
improve
the
measure
accuracy.
To
measure
low
frequency
signal
lower
than
1
kHz,
you
should
put
on
the
high
frequency
restrain
to
filter
the
high
frequency
noise
disturb.
To
measure
high
frequency
signal
higher
than
1
kHz,
you
should
put
off
the
high
frequency
restrain.
To
set
the
trig
level
:
Press
F4
to
choose
TrigLev.
Turn
the
knob
to
change
the
value,
press
/
direction
key
to
move
the
cursor
left
and
right;
or
press
the
number
keys
to
input
the
desired
value
and
choose
the
unit.
The
range
of
trig
levle
is
‐
2.5
V
‐
2.5
V.
Press
F5
to
choose
Back
to
previous
menu,
view
the
result.
After
all
the
set
was
done,
the
counter
will
measure
the
signal
according
to
the
current
set.
If
the
reading
is
unsteady,
please
repeat
the
above
step
until
it
is
steady.
(4)
Press
F1
to
switch
to
view
the
measure
result
of
frequency
or
period
.
Press
F2
to
switch
to
view
the
measure
result
of
positive
width
or
duty
.
To
Set
Output
Parameter
To
Set
the
Output
Load
For
the
Main
output
terminal
on
the
Front
panel,
the
Generator
has
a
built
‐
in
50
Ω
series
impendence.
If
the
actual
load
does
not
match
the
set
one,
the
displayed
amplitude
and
offset
are
incorrect.
This
function
is
used
to
match
the
displayed
voltage
with
the
expected
load.
Steps
for
setting
the
Load
of
each
channel:
(1)
Press
Utility
and
choose
Output
Setup
.
Press
F1
to
select
HighZ
or
*
Ω
("*"
represents
a
value).
(2)
To
change
the
load
value,
after
selecting
*
Ω
,
turn
the
knob
to
change
the
value,
press
/
direction
key
to
move
the
cursor
left
and
right;
or
press
the
number
keys
to
input
the
desired
value.
Press
F3
or
F4
to
select
the
unit.
The
load
range
is
1
Ω ‐
10
k
Ω
.
Содержание GV-2005
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