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Sinclair Project 80 Technical Information page 2

High-fidelity amplifier system

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Contents
lntroduction
Section numbering
M o d u l e s a v a i l a b l e
Part 1: Complete Systems
AB
25w stereo amplifier using PZ6 and2Z40s
A B 1
L a v o u t
AB2
S h o p p i n g l i s t a n d s u p p l i e r s
A B 3
N o t e s
AC
A stereo record player with tuner PZS plus 2 Z40s
AC1
Lavout
AC2
Shopping list
AC3
Notes
AD
A tuner for use with AB
AD1
Layout
AD2
Shopping list and suppliers
AD3
Notes
A1 .4
Templates
C h o i c e o f c a b i n e t
P o s i t i o n i n g o f m o d u l e s a n d w i r i n g
P r e a m p a n d A F U , t u n e r a n d d e c o d e r
Power amplifier
Earth point
P o w e r s u p p l y
A 3 . 5
M a i n s w i r i n g
O u t p u t w i r i n g
I n p u t w i r i n g
Use of other modules
240/260
PZs/PZ6
PZ8
Project 60
t c 1 2
O t h e r m o d u l e s
Alterations and additions to basic layouts
Plugs and sockets
Headphone socket
Power-on indicator
F a u l t f i n d i n g
P a r t l l : T h e I n d i v i d u a l M o d u l e s
A J . O
4 3 . 7
A4
4 4 . 1
A4.2
44.3
A.4.4
44.5
44.6
A5
A 5 . 1
t\3.2
A 5 . 3
Ab
B
B6
8 6 . 1
8,6.2
8 6 . 3
B 9
8 9 . 1
B A
B A 1
t5 t\z
B43
B44
BA5
B46
B47
8 A 7 . 1
C o n n e c t i o n s
8A7.2
Types of aerial
BA8
Tuning indicator
Project 805
Layout
Parts list
Notes
Additional information on systems
M o u n t i n g d e t a i l s
Preamp, tuner, AFU and decoder
240,260 and PZ8
PZ5 and PZG
Tuner and Decoder
Power supply
D e c o u p l i n g
High voltages
Low voltages
Applications
Use with amplifiers other than Project 80
T u n e r
Circuit description
C i r c u i t d i a g r a m
Component layout
Performance
C o n n e c t i o n s
See Section BO
A e r i a l s
S w i t c h e d t u n i n g a n d f i n e t u n e r
Common faults
Decoder
Circuit description
C i r c u i t d i a g r a m
Component layout
Performance
Connections
See Section 86
Tuners other than P80
Tape recordlng
C o m m o n f a u l t s
A l i g n m e n t
Control Modules Stereo 80 and AFU
Stereo 80
Circuit description
C i r c u i t d i a g r a m
Layout
Performance
C o n n e c t i o n s
Power supply
A F U
Description
C i r c u i t
Layout
Specification
C o n n e c t i o n s
Power supply
Over-ride switch
Use with amplifiers other than Project 80
C o m m o n f a u l t s
Z.40 andZ60
C o n n e c t i o n s
Power, output, speakers and heatsinks
Output power
S o u n d l e v e l
L o u d s p e a k e r s
H e a t s i n k i n g
P o w e r s u p p l i e r s
G a i n
C o m m o n f a u l t s
Z.40
Description
C i r c u i t
Layout
Performance
Applications
Amplifier for crystal pickup
260
Description
C i r c u i t
Layout
Performance
S w i t c h - o n - s u r g e s u p p r e s s i o n
Applications
Full bridge circuit for 60w
D C a m p l i f i e r
Power supplies
Performance
PZSA PZ6
A E
A E 1
AT,Z
AtrJ
A
A 1
4 1 . 1
A1.2
A 1 . 3
4
A
A
A
4
+
6
A
5
o
6
6
6
6
6
U
8
I
I
9
9
3 1
q
1 0
9
9
I
9
v
9
q
1 0
1 0
1 0
1 0
1 0
1 0
1 0
1 1
1 1
1 1
1 1
1 1
1 3
1 3
1 3
1 3
1 3
1 3
1 3
1 3
1 3
'13
1 3
1 4
1 4
1 4
1 4
1 4
1 4
1 4
1 5
1 5
t 5
1 5
1 5
t 3
t b
1 6
1 6
1 6
1 6
1 6
1 7
1 7
1 1
1 7
1 7
1 7
'18
1 A
1 1
1 8
1 9
t v
1 9
1 9
'19
I Y
l v
1 9
20
20
20
20
2 1
2 1
z l
L I
2 1
2 1
22
z5
22
23
zq
24
24
24
Z J
t4
. A
a A
z c
26
zo
lo
2t
27
a 1
27
28
28
28
B A 9
B A l O
B B
B B 1
B 8 2
B 8 3
B 8 4
B B 5
B 8 6
B 8 7
B 8 8
B 8 9
B B 1 O
c
cA1
CM
C43
c44
L A 5
c46
C B 1
C 8 2
C 8 4
C B 5
c 8 6
c 8 7
C B B
c B 1 0
D
D 5
D6
D 6 . 1
uo.z
D 6 . 3
D 6 . 4
D 6 . 5
D]
D 1 0
D A
D A l
DA2
D43
D44
DA9
D A 9 . 1
D B
D B 1
DB.2
D 8 3
D 8 4
D 8 8
D 8 9
D 8 9 . 2
D B 9 . 4
E
E4
E A & E B
t A l
E B 1
cru
EB2
trAJ
E 8 3
E A l E B 5
E A l E 8 5 . 1
Description
C i r c u i t
Layout
Connections PZ5l6
Mains connections
A3
4 3 . 1
A5.Z
A J . J
A3.4
P25
PZ6
PZ5
PZ6
P25
P26

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