
1
D
C
+15VDC
-15VDC
A+ OUT
A- OUT
B+ OUT
B- OUT
2
3
Notch and HF EQ's
SIG GND
IN A
IN B
10015B04.SCH
IN A
IN B
EQ lim A
EQ lim B
24V GND
4
+15VDC
SIG GND
-15VDC
A out
B out
SUB
8
JP1
FROM
POWER
D
PCB
FROM
INPUT
XLR's
TO VCA
C
1
2
3
4
5
HEADER 5
JP4
1
2
3
4
5
6
HEADER 6
JP3
1
2
3
4
5
6
HEADER 6
JP2
1
2
3
4
5
6
HEADER 6
7
6
Diff input
A + in
A - in
B + in
B - in
A+ out
A- out
IN GND
B+ out
B- out
ML A PHASE
ML B PHASE
24V GND
+24VDC
10015B02.SCH
EQ Lim input
A out
B out
SIG GND
+15VDC
-15VDC
5
LF EQ
10015B03.SCH
+2.5V
6
-15VDC
SIG GND
+15VDC
A EQ LIM
B EQ LIM
Apogee Sound, Inc.
Title
DA-SERIES, SINGLE AMP PROCESSOR
Size
Document Number
A
5
4
Date:
DOC#: 10015 / PART#: 11-0110
August 5, 1996
3
Sheet
2
1
of
5
1
B
AMP OUT A
AMP OUT B
10015B05.SCH
A
8
7
B
A
REV
B

8
7
6
5
4
3
2
1
D
C
B
A - in
A + in
IN GND
ML A PHASE
+24VDC
24V GND
B - in
B + in
IN GND
I2
F. B.
I1
F. B.
02-0078
I4
F. B.
I3
F. B.
221
R5
C7
2200p
2200p
C5
300p
C3
C9
300p
ML A phase
+24
24V GND
C6
300p
+24
C10
300p
+24
A- Input
A+ Input
1N4004
R1
10k0
B- Input
B+ Input
10k0
R2
D1
D2
K1
RELAY DPDT
05-0012
Q1
2N3904
K2
RELAY DPDT
05-0012
24V GND
A- out
A+ out
B- out
B+ out
A- return
A+ return
B- return
B+ return
20k0
20k0
R6
R8
10k00
.1%
R11
R10
10k00
.1%
10k00
.1%
R14
R12
10k00
.1%
10k00
.1%
10k00
.1%
R7
+15VDC
-15VDC
R9
C16
R13
2
U1A
3
C18
R15
6
U1B
5
.1%
+15VDC
8
4
-15VDC
C14
20p
.1%
C15
20p
20p
10k00
1
NE5532A
C1
100
C2
100
20p
10k00
7
NE5532A
D
A out
+15VDC
C
SIG GND
-15VDC
B out
B
A
ML B PHASE
1N4004
R3
ML B phase
8
7
10k0
R4
10k0
6
Q2
2N3904
24V GND
5
Apogee Sound, Inc.
Title
DA-SERIES, SINGLE AMP PROCESSOR
Size
Document Number
A
4
Date:
DOC#: 10015 / PCB#: 11-0110
August 5, 1996
3
Sheet
2
2
of
5
1
A
REV
B

Sheet
1
D
C
B
A
REV
3
1
B
of
5
4
w/ sub mode
U9A
1
+15VDC
.47
C32
2
3
R43
R42
.47
C33
R45
R48
NE5532A
U7A
47 pf
R49
4
8
4
2
C57
+15VDC
NE5532A
-15VDC
47 pf
R47
U7B
3
1
3
6
C56
NE5532A
-15VDC
4
214
7
5
7
3
R50
2k
24V GND
U8
VACTEC
EQ lim A
w/ sub mode
U9B
NE5532A
214
R51
2k
w/o sub mode
R53
2k
R52
2k
w/o sub mode
24V GND
U10
VACTEC
EQ lim B
8
6
5
U6A
5
SINGLE AMP MODELS
Include relay
JUMPER
JUMPER
7
JUMPER
JUMPER
5
Omit Jumper JP7, JP8, JP5, JP10
Add Jumper JP6 and JP9
SUBWOOFER MODELS
Omit relay
Omit jumper JP6 and JP9
Add jumpers JP7, JP8, JP5, JP10
R38
2k
R44
C30
.47
R39
2k
R40
2k
R46
C31
.47
R41
2k
C26
.15
8
1
4
JP7
JP6
C27
.15
U6B
JP8
JP9
8
R22
10k0
R28
R24
10k0
+15VDC
+15VDC
SIG GND
-15VDC
8
NE5532A
R16
10k0
10k0
15k0
R19
R17
15k0
+15VDC
-15VDC
2
3
-15VDC
3k48
6
5
C29.1C39
C28
.1
U2A
8
4
R20
R25
10k0
R27
10k0
U2B
R23
3k48
D
IN A
C
IN B
B
A
7
R26
2k49
C20
.15
+15VDC
8
R30
1
2
U3A
3
10k0
4
-15VDC
R18
3k48
R29
2k49
C21
.15
R31
7
6
U3B
5
10k0
R21
3k48
.1
C17
.1
7
+15VDC
8
R32
2
1
U4A
3
10k0
4
-15VDC
R33
6
7
10k0
U4B
5
6
C22
.15
1
C23
.15
C24
.15
+15VDC
8
R34
2
U5A
3
10k0
4
-15VDC
C25
.15
R35
7
6
U5B
5
10k0
6
+15VDC
R36
1
2
3
10k0
-15VDC
R37
7
6
5
10k0
3
model
SSM
AE-1s2
AE-2s2
AE-3s2
AE-4
SB
AE-10
AE-12s2
AE-15
XP-14
K3
3
R43,45
3k83
2k94
2k94
2k8
2k94
12k4
6k49
7k5
5k23
7k5
JP5
JUMPER
1N4004
24V GND
JP10
JUMPER
2
R42,48
24k9
12k4
12k4
13k
13k
8k25
14k3
24k9
9k76
1k5
SUB
Title
DA-SERIES, SINGLE AMP PROCESSOR
Size
Document Number
B
Date:
DOC#: 10015 / PCB#: 11-0110
August 5, 1996
2
R44,46,47,49
6k19
5k62
5k62
5k62
5k23
19k1
10k5
12k4
9k09
12k4
Apogee Sound, Inc.
Built
Built
A out
B out

R55
R58
24k9
15k0
R57
R60
14k3
22k1
Sheet
1
D
C
B
A
REV
4
1
B
of
5
2
R63,66
R65,68
8K25
6K81
8K25
20K0
8K25
20K0
20K0
10K0
20K0
8K25
OMIT
0 ohm
OMIT
0 ohm
OMIT
0 ohm
OMIT
0 ohm
OMIT
0 ohm
R82
R83
R84
R86
10k0
6k04
10k0
2k00
R67
R71
R69
R70
10k0
3k32
8k25
2k00
Title
DA-SERIES, SINGLE AMP PROCESSOR
Size
Document Number
B
Date:
DOC#: 10015 / PART#: 11-0110
August 5, 1996
2
C36,37
4700P
2200P
2200P
1000P
2200P
OMIT
OMIT
OMIT
OMIT
OMIT
R92
R93
R94
R95
1k5
1k00
R78
R79
R80
R81
2k49
1k96
Apogee Sound, Inc.
C34,35
2200P
OMIT
OMIT
OMIT
OMIT
OMIT
OMIT
OMIT
OMIT
OMIT
C46
C47
C48
C49
.15
.22
C40
C41
C42
C43
.022
.015
+15VDC
-15VDC
3
MODEL
SSM
AE-1s2
AE-2s2
AE-3s2
AE-4
SB
AE-10
AE-12S2
AE-15
XP-14
NOTCH FILTER COMPONENTS
REF
model
SSM
DA4DA4
REF
model
SSM
DA4
C19
.1
C38
.1
3
C45
.1
C44
.1
4
R65
+15VDC
8
1
U12A
NE5532A
4
A Return
R68
6
5
7
U12B
7
NE5532A
4
B Return
A- out
A+ out
B- out
B+ out
+15VDC
SIG GND
-15VDC
.15
8
4
R80
2k62
U17B
NE5532A
SUM 2B
R81
2k62
5
C36
R63
2
3
7
6
5
U18A
C49
-15VDC
.15
8
1
4
R66
.15
U18B
NE5532A
SUM 1A
C48
+15VDC
R94
1
C42
2
3
.15
+15VDC
U15A
-15VDC
7
C43
6
5
5
1k82
.022
8
4
SUM 1B
U15B
NE5532A
2
3
-15VDC
1
C37
R95
1k82
.022
3K83
3K83
NE5532A
C35
R86
10k0
U13B
1
3K83
3K83
2
3
R87
R89
+15VDC
U16A
-15VDC
R72
10k0
6
5
7
6
3K83
3K83
8
4
R78
2k62
R90
R91
U16B
NE5532A
R74
10k0
6
1
NE5532A
3K83
3K83
R88
R79
2k62
C40
R85
10k0
2
3
7
+15VDC
U14A
-15VDC
C41
6
5
R92
1k82
.022
8
4
10k0
U14B
NE5532A
A Return
R93
1k82
.022
C46
2
3
1
+15VDC
U17A
-15VDC
NE5532A
SUM 2A
B Return
C47
6
5
7
R61
10k0
1
NE5532A
7
R62
10k0
R82
10k0
R67
10k0
7
R64
10k0
R84
10k0
7
R71
2k21
R69
10k0
R70
2k21
2
3
R73
R75
+15VDC
U13A
-15VDC
6
5
C34
R83
10k0
8
4
R76
R77
NE5532A
8
-15VDC
4
3
U11A
2
NE5532A
R55
20k0
R57
36k5
R58
20k0
R60
36k5
+15VDC
SUM 1A
SUM 2A
5
6
8
R59
10k0
U11B
SUM 1B
SUM 2B
D
IN A
C
B
A
R54
10k0
IN B
R56
10k0
8

8
7
6
5
4
3
2
1
D
C
B
AMP OUT A
AMP OUT B
C4
.47
C8
.47
R97
20k0
R98
20k0
+15VDC
2
3
-15VDC
6
5
D4
1N4148
8
U19A
4
D5
1N4148
U19B
NE5532A
R101
20k0
NE5532A
R99
20k0
R110
+2.5V
D6
1
1N4148
R109
+2.5V
D7
7
1N4148
1
3
R102
1
3
2
2
R104
10k0
20k0
VR2
10k
20k0
VR1
10k
10k0
R113
4k99
R111
4k99
+15VDC
2
3
-15VDC
6
5
R108
D9
1N4148
8
U21A
4
R112
D10
1N4148
U21B
24k9
1
NE5532A
24k9
7
NE5532A
D8
1N4148
D11
1N4148
R115
24k9
R114
24k9
+15VDC
2
3
-15VDC
6
5
8
U22A
4
U22B
1
NE5532A
7
NE5532A
R96
1k0
R100
1k0
A EQ LIM
B EQ LIM
D
C
B
+15VDC
+15VDC
+2.5V
+2.5V
A
SIG GND
-15VDC
-15VDC
8
7
6
C53
.1
C52
.1
Apogee Sound, Inc.
Title
DA-SERIES, SINGLE AMP PROCESSOR
Size
Document Number
A
5
4
Date:
DOC#: 10015 / PART#: 11-0110
August 19, 1996
3
Sheet
2
5
of
5
1
A
REV
B