Kenwood RA-920 Instruction Manual page 6

Resistance attenuator
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CONTROL PANEL
R e f e r e n c e
M a r k i n g
N o .
1
I N P U T
2
3
4
O U T P U T
5
6
3 0 d B S T E P
7
10 d B S T E P
8
1 d B S T E P
9
0.1 d B S T E P
6
I n p u t t e r m i n a l : C o n n e c t a s h i e l d e d c a b l e o r c o a x i a l cable b e t w e e n t h e signal s o u r c e a n d t h i s
t e r m i n a l . T h e cable l e n g t h s h o u l d n o t e x c e e d 1 m .
C i r c u i t c o m m o n t e r m i n a l : C o n n e c t t h i s t e r m i n a l t o t h e case g r o u n d using t h e s h o r t i n g b a r .
Case g r o u n d : T h i s is c o n n e c t e d t o t h e c o m m o n t e r m i n a l 2 . I t is advisable t o g r o u n d t h e case f o r
i m p r o v e d a c c u r a c y .
O u t p u t t e r m i n a l : T h e l o a d i m p e d a n c e s h o u l d be 6 0 0 o h m . I f t h i s t e r m i n a l is t o b e c o n n e c t e d t o
a c i r c u i t h a v i n g an i m p e d a n c e v e r y h i g h e r t h a n 6 0 0 o h m , i n s e r t a 6 0 0 o h m resistor b e t w e e n t h e
c o m m o n t e r m i n a l 5 a n d t h e t e r m i n a l 4 .
C o m m o n t e r m i n a l f o r o u t p u t side.
Dial f o r 0 - 3 0 - 6 0 d B a t t e n u a t i o n .
D i a l f o r 0 - 1 0 - 2 0 - 3 0 - 4 0 - 5 0 d B a t t e n u a t i o n .
D i a l f o r s e t t i n g a t t e n u a t i o n s o f 0 t o 1 0 d B i n 1 d B s t e p .
Dial f o r s e t t i n g a t t e n u a t i o n s o f 0 t o 1.0 d B i n 0.1 d B s t e p .
D e s c r i p t i o n s

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