Kenwood CS-5200 Series Instruction Manual page 18

® VARIABLE (V. VARI) c o n t r o l
P r o v i d e s f i n e - c o n t r o l of t h e CHI v e r t i c a l a x i s s e n s i t i v i t y .
c o n t r o l . The a t t e n u a t o r
p o s i t i o n .
In X-Y o p e r a t i o n , the VARIABLE c o n t r o l s e r v e s as a Y - a x i s f i n e a t t e n u a t o r c o n t r o l .
® ^POSITION control
A d j u s t s the v e r t i c a l p o s i t i o n of CHI waveform d i s p l a y e d on the CRT.
S e r v e s as a Y - a x i s p o s i t i o n c o n t r o l d u r i n g X-Y o p e r a t i o n .
® AC-GND-DC switch
S e l e c t s the CHI v e r t i c a l a x i s input s i g n a l c o u p l i n g mode.
AC : Input s i g n a l s a r e AC c o u p l e d , and DC components a r e removed.
s i g n a l
c o a x i a l c a b l e i s u s e d .
i s used.
GND : I n p u t of the v e r t i c a l a m p l i f i e r i s grounded, a l l o w i n g t h e ground p o t e n t i a l
to be c h e c k e d .
Input s i g n a l s w i l l not be grounded.
DC : I n p u t s i g n a l s a r e DC c o u p l e d , a l l o w i n g s i g n a l s c o n t a i n i n g DC components to
be observed.
The s w i t c h s e r v e s as a Y - a x i s input s e l e c t o r d u r i n g X-Y o p e r a t i o n .
® CH1 INPUT terminal
CHI v e r t i c a l a x i s input t e r m i n a l .
S e r v e s as a Y - a x i s input t e r m i n a l d u r i n g X-Y o p e r a t i o n .
® VOLTS/DIV control
CH2 v e r t i c a l a x i s a t t e n u a t o r .
S e r v e s as an X - a x i s a t t e n u a t o r d u r i n g X-Y o p e r a t i o n .
® VARIABLE (V. VARI)
CH2 v e r t i c a l a x i s a t t e n u a t o r f o r f i n e a d j u s t m e n t .
V. VARI c o n t r o l .
S e r v e s as an X - a x i s f i n e adjustment a t t e n u a t o r d u r i n g X-Y o p e r a t i o n .
® ^ POSITION control
A d j u s t s the v e r t i c a l p o s i t i o n of CH2 waveform d i s p l a y e d on the CRT.
14
i s c a l i b r a t e d
l e v e l f a l l s by 3 dB o r more b e l o w 5 Hz
I t f a l I s below 0. 5 Hz i f a c a l i b r a t e d 10 : 1 probe
The i n p u t r e s i s t a n c e
Has the same f u n c t i o n as the CHI VOLTS/DIV c o n t r o l .
I f I t i s f u l l y t u r n e d c l o c k w i s e t o t h e CAL
i s 1 UQ w i t h r e s p e c t to t h e ground.
Has t h e same f u n c t i o n a s t h e CHI
S e t w i t h t h e VOLTS/DIV
Low f r e q u e n c y
i f t h e 1 : 1 p r o b e o r a