
5. If the pop amplitude of the result
ant
trace is very small
signal, perform the measurement after having a large marking
made on the screen display with adjusting both VOLTS/DIY
switches.
There is another method measuring the algebraic
sum
of the two
signals of this instrumenL
Tha
t is the method p
erf
orming the measurement at the same time when
pulling the CH2 Vertical
POSmON
control [ 18] on which
'P
ULL
CH2
INY" is marked.
When the
CH
2 Vertical
POSmON
cdntrol is pulled
and
the input
signal has the same
pha
se, the waveform
of
ADD
will be the
difference
of
amplitude (e.g. 4.2 DIY - 1.2 DIY = 3.0 DIY).
If the input signals have 180
0
of phase difference, the two signals
will be the arithmetic
sum
of
the amplitude (e.g. 4.2 DIY +
1.2
DIY
= 5.4 DIY).
(5)
X-V operation
The internal time bases
are not used in X-V operation
and
the
deflections of both the
vertical
and
horizontal directions are all
operated via external signals.
Trigger switches
and
their associated controls
and
connectors are
inoperative in the
X-V
mode.
Proceed with the
X-V operation as follows :
I. Tum the TIMElDIY switch [22] fully clockwise to its
X-V
position.
Caution :
When
appearing as the spot without being swepts, the
spot would damage the
CRT
phosphor.
As
such, reduce
the trace intensity to prevent
it
from becoming too
brighL
( *
05
-3060D: Press X-Y switch on the horizontal display [
21
))
2. If .you apply the vertical signal to the CH2, Y IN connector
[ 10]
and
the horizontal signal to the
CHI
, X IN connector [9],
the trace
appears.
Th
en, adjust the trace to the proper brightness.
3. Adjust the trace height with the
CH2
VOLTS/DIY switch [ 14]
and
the trace width with the
CH
I VOLTS
/DIY
switch [ 13]. Adjust the
PULL
X5
MAG
switches [ 15] [16] and the VARIABLE as needed.
The
TIME
VARIABLE control [25] is measured when it remains
pushed in.
45
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