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L I N E
'•
T h e c o m m e r c i a l - u s e power source voltage w a v e f o r m w i l l
become the trigger s i g n a l source.
E X T
: T h e signal being input into the E X T . T R I G jack w i l l become the
trigger signal source.
(24)
S L O P E C o n t r o l ( f
F o r selecting the slope polarity of the triggered sweep s i g n a l . W h e n the
p u s h - b u t t o n i s out ( J L _ / ~ ) , triggering w i l l be performed w i t h the trigger
source s i g n a l r i s i n g . When the push-button i s pressed i n ( m \
ing w i l l be performed w i t h the trigger source s i g n a l falling.
(25)
L E V E L C o n t r o l
F o r adjusting the trigger threshold level. T h i s w i l l determine at w h a t point
on the s i g n a l w a v e f o r m slope sweep w i l l commence.
(26)
E X T . T R I G Input J a c k
T h e input t e r m i n a l for e x t e r n a l l y generated trigger s i g n a l s . W h e n the
S O U R C E
s w i t c h is set at E X T , signals input through t h i s t e r m i n a l w i l l
become the trigger signal source.
(27)
< • P O S I T I O N C o n t r o l
F o r adjusting the horizontal position of w a v e f o r m displayed on the C R T
screen.
(28)
S W E E P T I M E / D I V C o n t r o l
F o r setting the sweep t i m e . Setting c a n be c a r r i e d out over 20 steps
between 0.2 u s / d i v and 0 . 5 s / d i v i n 1 - 2 - 5 step sequence. When the V A R I -
A B L E control i s set a l l the w a y to the right at C A L , sweep rate values w i l l
become calibrated.
(29)
V A R I A B L E C o n t r o l
Continuous sweep time adjustment can be c a r r i e d out w i t h i n the S W E E P
T I M E / D I V range by t h i s fine control. T h e sweep time becomes c o m p e n s a t -
ed by t u r n i n g the C A L a l l the w a y clockwise.
(30)
x I O M A G S w i t c h
P r e s s this s w i t c h to magnify the display 10 X left and r i g h t from the
center of C R T screen.
M.
J H L \ )
) , t r i g g e r -
13
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