
5. Set the AC/
Gt'O
/O
C switch to DC.
If
the signal is positive ( ,1 ). th e
wavef
orm
appears above the gro
und
refe
renc
e lin e and where the signal is negative
(-
), the
wavef
orm
appears
belo
w the ground r
ef
erence line.
C
AlJ
rI
ON : Where the DC volta ge is relatively greatly l
oad
ed compa red
with the wavef
orm
, then measure the AC portion separately
from
oth
ers with selling the AC-OC,GN O switch to AC.
6. Make the p
oint
you wish to measure align with the central vertical
graticulc line
on
the CRT screen display by movi ng the Hori
zont
al
POSITION control lZo].
Since the
cent
ral vertical gratieulc is graduated in scales at every
0.2 division, the mea
sur
em
ent
is easy to p
erf
orm
.
In the example cited for Fig. 2-7, if the VOLTS
/OIV
switch is
positi
on
ed at 0,5V, the value bec
ome
s 2,5V (5,0 divX0.5V= 2.5V).
7. If the X5 magnified mov
ement
is performed, divide the value mea
sur
ed
in para
graph
6 above by 5
and
where the XIO P
ROBE
is used, multiply
the re
sultant
value by 10.
8. After setting
READ
OUT
cursor (
X)
at
the
G
NO
level, posit
ionin
g
1:0.
cursor
(+
) to
the
waveform to be mea
sured
dis
pla
ys the ins
tantaneou
s
voltage on the screen.
68
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