Specifications - Pioneer SA-8500II Service Manual

I
a
)
1 . S P E C I F I C A T I O N S
S e m i c o n d u c t o r
T r a n s i s t o r s
. . . . . 4 7
D i o d c s . .
. . . . . . 2 9
Power Amplifier Section
C i r c u i t r y .
2 - s t a g c d i f f e r e n r i a l a m p l i f i e r p a r a l l c l
P P d i r e c t - c o u p l e d
O C L .
Continuous Power Output form 20 Hertz to 20,000 Hertz
(Both channels driven) . . 60 watts per channel (8 ohms)
75 watts per channel (4 ohms)
Total Harmonic Distortion at 20Hertz to 20,000Hertz
C o n t i n u o u s r a t e d p o w e r o u t p u t
. . . . 0 . O 5 o / o
3 o w a t t s p e r c h a n n c l p o w e r o u t p u t , 8 o h m s . . . . 0 . 0 1 y .
I w a t t p e r c h a n n e l p o w e r o u t p u t , 8 o h m s . . . . . . 0 . 0 1 %
l n t e r m o d u l a t i o n D i s t o r t i o n
C o n t i n u o u s r a t e d p o w e r o u t p u t
. . . 0 . 0 5 %
3 o w a t t s p e r c h a n n e l p o w e r o u t p u t , 8 o h m s . . . . 0 . 0 1 %
I w a t t p c r c h a n n e l p o w e r o u t p u t , 8 o h m s . . . . . . 0 . 0 1 y .
F r e q u e n c y R e s p o n 5 c . . . . . 5 H e r t z t o 1 0 0 , 0 0 0 H e r r z l 0 , d B
l n p u t ( S e n s i t i v i t y / l m p e d a n c e )
P O W E R A I \ 4 P l N
. . . . .
. . . 1 V / 5 O k o h m s
O u t p u t . .
. . S p e a k e r :
A . B , A + B
Preamplifier Section
C i r c u i t r y
E q u a l i z e r a m p l i f i e r : l s t s t a g e d i f f e r e n t i a l a m p l i f i e r 3 -
stage direct-coupled A class SEPP.
C o n t r o l a m p l i f i e r : l s t s t a g e d i f f e r e n t i a l a m p l i f i e r 2 -
s t a g c d i r e c t - c o u p l e d , N F B t y p e .
I n p u t ( S e n s i t i v i t y / l
m p c d a n c e )
P H O N O l .
. . 2 . 5 m V / 5 0 k o h m s
P H O N O 2
. . . 2 . 5 m V / 5 0 k o h m s
C A R T R I D G E L O A D . . . . . B o t h P H O N O I a n d 2 , 1 0 0 ,
2 0 0 , 3 0 0 , 4 0 0 p F
T U N E R .
. . 1 5 0 m V / 5 0 k o h m s
A U X . . .
. . 1 5 0 m V / 5 0 k o h m s
T A P E P L A Y 1 . . . . . .
1 5 O m V / 5 O k o h m s
T A P E P L A Y 2 . . . . . . . .
l 5 0 m V / 5 o k o h m s
P H O N O O v e r l o a d L e v e l ( T . H . D . : 0 . 0 5 % )
P H O N O L
. . . 2 5 0 m V ( 1 k H z )
P H O N O 2
. . . . 2 5 0 m V ( 1 k H z )
O u t p u t ( L e v e l / l m p e d a n c e )
T A P E R E C 1 . . . . . .
1 5 0 m V
T A P E R E C 2 . . . . . .
. . . . . . . . . ' l 5 0 m v
P R E O U T l v / 2 k o h m s , 6 V / 2 k o h m s ( M a x . )
T o t a l H a r m o n i c D i s t o r t i o n
( 2 0 H 2 t o 2 0 , 0 0 0 H 2 )
. . . . . .
. . . . . o . o 2 . A
Frequency Responsc
P H O N O ( R I A A E q u a l i z a t i o n )
T U N E R , A U X , T A P E P L A Y
F i l t e r
L O W . . . . . . . . . .
H | G H . . . . . . . . . .
L o u d n e s s C o n t o u r
( V o l u m e c o n t r o l s e t a t
sA-a5ClC'II
20Hz to 20,000H2
t 0 . 2 d B
. 5Hz to 50,000H2
j
? d B
T o n e C o n t r o l
B A S S . . . . . .
r 1 0 d B l 2 5 H z l 5 l 9 z l l 0 1 H z )
T U R N O V E R f r e q u e n c y 1 Q 0 H z l 2 0 0 H z l 4 O 0 H z
T R E B L E .
. . . i 1 0 d 8 ( 8 k H z l ' l 6 k 9 z l 3 2 k 1 z )
TURN OVE R frequency 2kHzl4kHzlSkHz
. . .
1 5 H z ( 6 d B / o c t . )
. . 8 k H z 1 6 d B / o c t . )
4 0 d B p o s i t i o n ) : + 6 d B ( 1 0 0 H r )
+ 3 d B ( 1 o k H z )
H u m a n d N o i s e
( l H F , s h o r t - c i r c u i t e d ,
A n e t w o r k )
P H O N O .
T U N E R , A U X , T A P E P L A Y . . .
l \ 4 u t i n g . .
M i s c e l l a n e o u s
P o w e r R c q u i r e m c n r s
1 2 0 V 6 0 H z o n l y .
P o w c r C o n s u m p t i o n l 8 0 w a t t s ( U L )
390VA (CSA), 490watts (Max.)
D i m e n s i o n s . a 2 0 ( W ) x 1 5 0 ( H ) x 3 7 6 ( D ) m m
1 6 - 9 1 1 6 x 5 - 1 1 8 x 1 4 - 1 3 1 1 6 i n
W e i g h l . . W i t h o u t P a c k a g e : 1 3 . 9 k g ( 3 0 1 b l 0 o z )
W i t h P a c k a g e : 1 5 . 8 k g ( 3 4 1 b 1 3 o z )
Furn ished Parts
O p e r a t i n g I n s t r u c t i o n s
. . . . . . . 1
C o n n e c t i o n C o r d w i t h P i n P l u g s
. . . . . . . . 1
Hcx. Wrench (Used for fastening Volume Knob) . . . . . . 'l
NOTE:
Specificotions ond the design subject to possible modifica-
tion u,ithout notice due to improuements.
. . . 7 5 d 8
. . . 9 5 d B
0 , 2 0 d 8
I
H e a d p h o n e : L o w i m p e d d n c c
r
D a m p i n g I d c l o r ( 2 0 H e r t 1 l o 2 0 . 0 0 0 H c r t . / , 8 o h m : ) . . . 3 0
H u m a n d N o i s e ( l H F , s h o r t - c i r c u i t e d ,
A n e t w o r k ) . . 1 1 0 d 8
!
p