ALLEN & HEATH PA Series - Master Section Controls; Master Faders (FB1, FB2, LR); Gain Structure Best Practices

Kernick Industrial Estate,
Penryn, Cornwall,
England. TR10 9LU
+44 (0)8707 556250
+44 (0)8707 556251
1.1
PA SERIES SUB 1 PCB
C4791 1 1
PAGE:
TITLE:
DRG No: ISSUE: SHEET: OF
ISSUE BY DATE
FILE: C4791_1.1.SCH 15:53:44 29-Jul-2003
ALLEN&HEATH
Tel:
Fax:
PRINTED:
ABCDEFGH
a
b
c
d
e
C4
47/25
C3
47/25
LF_OUT_A
LMF_OUT_A
LF_OUT_B
LMF_OUT_B
5 6
BRKT
VR1B
POT11 200KC X2 D/G
5 6
BRKT
VR2B
POT11 20KB C/D
5 6
BRKT
VR3B
POT11 200KC X2 D/G
5 6
BRKT
VR4B
POT11 20KB C/D
T
R
CN3
JACK SLIMJACK SW6
T
R
CN2
JACK SLIMJACK SW6
W
R
CN1
RCA PHONO H2H
R7
68R 0805
R5
68R 0805
2TRK_OUT_R
2TRK_OUT_L
V-
4
V+
8
U1C
TL072D SMD
C1
47/25
C2
47/25
R2
68R 0805
R3
68R 0805
TO DIST PCB
EXT FX LEFT
EXT FX RIGHT
A MG 25-02-02
FX_OUT AUX_OUT LF_OUT_A LF_OUT_B
1
1
2
2
3
3
4
4
16
16
5
5
15
15
6
6
14
14
7
7
13
13
8
8
12
12
9
9
11
11
10
10
CN4
BOX 8X2 M 90 DEG
LMF_OUT_A LMF_OUT_B
2TRK_OUT_L 2TRK_OUT_R
+VA
-VA
R1
68R 0805
R6
68R 0805
R4
68R 0805
FX_OUTAUX_OUT
R24
10R PF RAD
R25
10R PF RAD
C5
47/25
C6
47/25
-17VA
+17VA
C13
100N 0805
C14
100N 0805
+VA
-VA
B AAT 22-04-02
13
2
VR2A
POT11 20KB C/D
1
3 2
VR1A
POT11 200KC X2 D/G
13
2
VR4A
POT11 20KB C/D
1
3 2
VR3A
POT11 200KC X2 D/G
3
2
1
U1A
TL072D SMD
5
6
7
U1B
TL072D SMD
R8
10K 1% 0805
R9
10K 1% 0805
R11
10K 1% 0805
R10
10K 1% 0805
R14
12K 0805
R15
12K 0805
R16
12K 0805
R17
12K 0805
C8
22P_S
C7
22P_S
C9
6N8_S
C10
6N8_S
C11
6N8_S
C12
6N8_S
3
2
1
U2A
TL072D SMD
5
6
7
U2B
TL072D SMD
R12
10K 1% 0805
R13
10K 1% 0805
R21
10K 1% 0805
R20
10K 1% 0805
R18
15K 0805
R19
15K 0805
R22
2K7 0805
R23
2K7 0805
V-
4
V+
8
U2C
TL072D SMD
FID1
FIDUCIAL
FID2
FIDUCIAL
AI1
HOLE-AI VTECH
AI2
SLOT-AI VTECH
123456789101112131415161718192021222324
LD(S)1
LED BAR
1 2
R(S)1
180R 0805
1 2
R(S)2
1K 1% 0805
-17VB
+17VB
-17VB
1 2
R(S)4
120R 1% 0805
12
R(S)5
120R 1% 0805
12
R(S)6
120R 1% 0805
12
R(S)7
120R 1% 0805
12
R(S)8
120R 1% 0805
1 2
R(S)9
330R 1% 0805
1 2
R(S)10
330R 1% 0805
1 2
R(S)11
560R 1% 0805
1 2
R(S)12
680R 1% 0805
1 2
R(S)13
1K2 1% 0805
1 2
R(S)14
1K2 1% 0805
1 2
R(S)15
3K9 0805
1 2
R(S)16
1K0 1% 0805
SGNDS
+17VB
1
1
P10
PIN
1
1
P9
PIN
1
1
P8
PIN
1
1
P11
PIN
+17VB
-17VB
SGNDS
-17VB
+17VB
5
4
2
U(S)1A
LM339 SMD
7
6
1
U(S)1B
LM339 SMD
9
8
14
U(S)1C
LM339 SMD
11
10
13
U(S)1D
LM339 SMD
V-
12
V+
3
U(S)1E
LM339 SMD
5
4
2
U(S)2A
LM339 SMD
7
6
1
U(S)2B
LM339 SMD
9
8
14
U(S)2C
LM339 SMD
11
10
13
U(S)2D
LM339 SMD
V-
12
V+
3
U(S)2E
LM339 SMD
5
4
2
U(S)3A
LM339 SMD
7
6
1
U(S)3B
LM339 SMD
9
8
14
U(S)3C
LM339 SMD
11
10
13
U(S)3D
LM339 SMD
V-
12
V+
3
U(S)3E
LM339 SMD
METER SUB PCB
Q(S)1
BC858B
R(S)3
15K 0805
AI1_1
HOLE-AI VTECH
FH1
HOLE-FIXING 3.5MM
FH2
HOLE-FIXING 3.5MM
FID1_1
FIDUCIAL
1 AAT 27-06-02
1.1 MG 07-07-03