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Pioneer SR-9 Service Manual page 4

Reverberation amplifier
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6
5
4
Q l 3 -
1 5 , t 6 ( 1 / 2 )
V O L T A G E C O N T R O L A M P
Q " 7 , 2 A
R E G U L A T O R
I r , , .
A .o l
? .
R E S I S T O R S :
I n d i c o f c d i n O , l
k : l O ,
M : M o
C A P A C I T O R S :
l n d i c o l c d i n c o p o
P , P F .
I n d i c o
c o p o c i t o r .
V O L T A G E , C U R R
- ]
' 0 C v o t t r
€ m l :
O C c u
O T H E R S :
@ : A a i u s t i n g
p o
T h r I
m o r k f o u
i m p o r l o n c e o f t l
r e p l o c i n g . b a 3 u i a
S W I T C H E S
S I
A T T E N U
5 2
T A P E M
S 3
R E V E R S
S 4
R E V E R E
S 5
R E V E R E
S 6
E F F E C T
s 7
P O t f E R
5 8
L I N E V O L
T
R 3 7
c t 3
Q 5 ( 2 / 2 )
A " 9 ( t / 2 '
COMPRESSOR
DETECTOR
V R 2
O E P T H
A C V - t 2 5
Q t e r 2 t N J M 4 5 5 8 0 X
Q 2 0 ( 1 / 2 )
M I X / D E T ( - )
q z o ( 2 / 2 1 I N V E R T E R
Q 2 1 ( 2 / 2 '
M t X / D E T ( + )
! - :
I
P t
L-
vR?-
50r
t!3o
R76
c 5 7
oo?2
a 2 2 - 2 6 2 S C 2 6 0 3 / A l
Q 2 7
2 S D 8 3 6 A
o 2 8
2 5 B 7 5 O A
Q 2 s
N J M 4 5 5 I D X
Q 2 2 , 2 3
Q 2 9 ( 2 / 2 '
B U F F E R A M P
I N T E R F A C E
D r l . 1 2 l o e 2
D l 3 , r 4
W z - 1 5 7
sfi
!-;
I ooa
| / 5 0
vR?-2
5 0 r
Q z a - 2 6
L A M P O R I V E R
Q 1 6 ( 2 / 2 '
I N V E R T E R
Q 1 3
? S C 2 ? 5 9
Q t 4 , t 5 z S C 1 9 1 9
Q 1 6
N J M 4 5 5 8 D X
R z r
q t 8
: = -
a v F F e i
-
A M P
|
{ R 7 2
{ n z r
L c z t
_
|
l 4 7 k
: t 5 r
_ r o o o p
Q I 7
C L O C K G E N E R A T O R
o 1 7 T C 4 0 6 9 U 8 P
Q I E z S K 3 O A
D r - 4 u s l o 3 5
D 5
M Z - O 7 5
D 6
U S I O 3 5
q 2 1 ( . / 2 )
M I X / L I M I T E R
--
-,
T h i s i s t h e b o s i c s c h e m o t i c d i o g r o m , b u l t
d u e i o i m p r o v e m e n t s i n d e s i g n .
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