Rane ECM 8 User Manual
H:\ECM8\ECSM1.SCH 3-Oct-1997
DG
DB9 FEM
/CHAN5
EG
/CHAN4
/CHAN8
SHEET 6
/CHAN3
/CHAN7
/CHAN6
/CHAN2
/CHAN1
162738495
CHAN 5 +
10
9
GND
+
CONNECT AG TO EG IN PCB
POST GATE 8
J5
POST GATE 8
SHEET 2
CHAN 5
SHEET 3
CHAN 5 -
11
-
2
GND
12
GND
SHEET 3
POST GATE 7
3
POST GATE 7
GND
GND
SHEET 2
CHAN 6 +
CHAN 6 -
7
8
6
CHAN 6
+
-
SHEET 4
EXP. IN
AG
6
8
7
EXP. IN
GND
C56
3
GND
SHEET 4
AUX OUT
3
AUX OUT
SHEET 2
CHAN 7 +
415
CHAN 7
+
415
GND
CHAN 7 -
-
SHEET 4
MIX OUT
MIX OUT
SHEET 2
CHAN 8 +
CHAN 8 -
EG
EG2
EG1
J8
EG
EMI-AI
1/50
47.5K
AG
12
Z7D
TL074
14
L4
.
C10
.
R53
.
13
22.1K
2
CHAN 8
+
-
EG
2
E/C REFERENCE
GND
820pf
.
.
R49
SHEET 1
CHAN 4 +
CHAN 4 -
415
2
CHAN 4
+
-
SHEET 3
POST GATE 6
6
GND
POST GATE 6
J2
GND
CHAN 3 +
3
415
GND
+
SHEET 3
POST GATE 5
8
7
11-5
GND
POST GATE 5
SHEET 1
CHAN 3 -
CHAN 3
-
SHEET 2
POST GATE 4
J4
POST GATE 4
6
GND
2
GND
SHEET 1
CHAN 2 +
CHAN 2 -
7
8
CHAN 1
+
-
SHEET 2
POST GATE 3
3
415
GND
POST GATE 3
CHAN 1 +
10
9
GND
+
SHEET 2
POST GATE 2
6
GND
POST GATE 1
SHEET 1
CHAN 1 -
11
CHAN 1
-
SHEET 2
POST GATE 1
7
POST GATE 1
EG3
12
J1
GND
8
J3
GND
M. SLATTERY EMS
ACTION:
CHECKED:DRAWN:
10802 47th Avenue West
Mukilteo WA 98275-5098
SHEET:
ECM 8 Connector Sheet
1 8
521-395 Bof
521-395 B
MRJ11-4-SJ
EG
EG
S-NET OUT
8
7
231
4
J7
/SNET_BUSY SHEET 7
EG
MRJ11-4-SJ
EG
EMI-D
S-NET IN
8
4
.
L21
MV-NET -
7
231
EG
EMI-D
SHEET 7
J6
L22
.
MV-NET +
DG
DIGITAL SIDE OF E/C
CG2CG1 CG3
23 24
25 26
27 28
29 30
EG
SHEET 4
SHEET 4
E/C TO
E/C TI
AG
AUDIO SIDE OF E/C
25 26
27 28
11 12
13 14
15 16
17 18
19 20
21 22
7 8
9 10
E/C 8/16KHz
SHEET 7
1 2
3 4
5 6
29 30
J12
SHEET 7E/C POWER
11 12
13 14
15 16
17 18
19 20
21 22
23 24
1 2
3 4
5 6
7 8
9 10
J11
H:\ECM8\ECSM2.SCH 3-Oct-1997
EG
22/16
C31
R149
10K
.
R141
100
.
R161
20
.
+
C156
100/10
SSM-2017
-12V
AG
SHEET 1
CHAN 4 -
.
AG
+
1K
.
+6dB +40dB +50dB
2
4
J1:2
L11
EMI-AI
AG
R110
8
RG2
VEE
5
100K
220pf
1
Z24
GND
SHEET 1
CHANNEL 4
J1:1
CHAN 4 +
EMI-AI
EG
.
.
R31
22/16
C32
+
R121
1K
.
.
C131
S7
3
1
RG1
VCC
7
6
SHEET 1
CHANNEL 1
+12V
SHEET 1
J1:11
J1:10
CHAN 1 +
CHAN 1 -
L6
EMI-AI
L5
EMI-AI
EG
EG
.
AG
100K
22/16
2 15
C43
AG
+
R107
1K
S3B
.
R146
10K
+6dB +40dB +50dB
220pf
.
R138
100
1
.
R158
20
.
+
2
8
C153
100/10
RG2
Z21
SSM-2017
-12V
VEE
4
GND
AG
5
6
C128
47/25
.
AG
C11
C19
R11
1K
.01
+
.
.
+12V
.
R28
22/16
R118
1K
.
.
100
R46
.
R12
1K
C44
+
PHANTOM
1 16
S3A
.
S4
3
1
RG1
+12V
VCC
7
SHEET 1
+12V
SHEET 1
CHANNEL 2
J1:7
J1:8
CHAN 2 +
CHAN 2 -
L8
EMI-AI
L7
EMI-AI
EG
EG
.
AG
100K
22/16
3 14
C45
AG
+
R108
1K
S3C
.
R147
10K
+6dB +40dB +50dB
220pf
.
R139
100
1
.
R159
20
.
+
2
8
C154
100/10
RG2
SSM-2017
Z22
-12V
VEE
4
GND
AG
5
6
C129
47/25
.
AG
C12
C20
R13
1K
.01
+
.
.
.
R29
22/16
R119
1K
.
.
100
R48
.
R14
1K
C46
+
PHANTOM
.
S5
3
1
RG1
+12V
VCC
7
SHEET 1
SHEET 1
CHANNEL 3
J1:5
J1:4
CHAN 3 +
CHAN 3 -
L12
47/25
AG
C14
C22
R17
1K
.01
+
.
.
+12V
.
100
R56
.
R18
1K
4 13
PHANTOM
EMI-AI
EG
.
AG
22/16
C29
AG
+
1K
S3D
.
R148
10K
+6dB +40dB +50dB
.
R140
100
.
R160
20
.
+
2
8
C155
100/10
RG2
+12V
SSM-2017
-12V
AG
4
5
L9
R109
VEE
220pf
1
100K
Z23
GND
EG
6
C130
L10
EMI-AI
47/25
.
AG
C13
C21
R15
1K
.01
+
.
.
.
R30
22/16
R120
1K
.
.
100
R52
.
R16
1K
C30
+
PHANTOM
.
S6
3
1
RG1
+12V
VCC
7
M. SLATTERY EMS
ACTION:
CHECKED:DRAWN:
10802 47th Avenue West
Mukilteo WA 98275-5098
SHEET:
ECM 8 Channels 1-4
2 8
521-396 Bof
521-396 B
AG
C161
10K POT
11
-7V
SG
5
3
TL074
1/50
11
-12V
VR1
.
R65
10K
.
2
Z16A
4
+7V
1
C81
.
4 6
Z12A
3
Z5A
TL074
1
CHAN 1 MIX
SHEET 3
1/50
.
CW
CHAN 1 GAIN
.
20K
R66
LM1973N
EG
2
301
4
+12V
.
C87
100pf
100pf
C1
.
.
R1
POST GATE 1
CHAN 1
SHEET 5
SHEET 1
J4:15
+6dB
SIG 1
SHEET 3
C162
1
.
10K POT
10K
5
Z16B
TL074
1/50
Z12B
SG
TL074
VR2
.
R86
6
7
C120
.
2 20
LM1973N
5
6
Z5B
7
CHAN 2 MIX
SHEET 4
1/50
.
CW
CHAN 2 GAIN
R87
20K
.
100pf
EG
301
100pf
+6dB
C111
.
C2
.
.
R2
POST GATE 2
CHAN 2
SHEET 1
SHEET 5
J4:13
AG
AG
AG
SIG 2
SHEET 4
C163
.
10K POT
10K
VR3
.
R89
1/50
.
CW
CHAN 3 GAIN
AG
C164
1/50
.
VR4
AG
.
10K POT
10K
CW
R68
CHAN 4 GAIN
AG
.
AG
AG
SIG 3
SHEET 4
SIG 4
SHEET 4
AG
10
9
100pf
Z16C
20K
TL074
8
C121
1/50
.
18 16
LM1973N
17
Z12C
AG
SG
10
9
+6dB
R88
C105
.
.
100pf
C3
EG
.
.
R3
301
Z5C
TL074
8
POST GATE 3
CHAN 3 MIX
SHEET 4
SHEET 1
J4:11
CHAN 3
SHEET 5
AG
12
13
Z16D
TL074
14
.
C82
1/50
4 6
LM1973N
Z13A
SG
5
12
13
+6dB
.
20K
R67
.
C85
100pf
100pf
C4
EG
.
.
R4
301
Z5D
TL074
14
POST GATE 4
CHAN 4 MIX
SHEET 4
SHEET 1
J4:9
CHAN 4
SHEET 5
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