
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
PRI
B
115V
230V
AC
AC
GROUND TIE
WHT
BIPOLAR POWER SUPPLY
BLK
SEC
1 / LEFT INPUT
1 / LEFT OUTPUT
1 / RIGHT INPUT
1 / RIGHT OUTPUT
2 / RIGHT INPUT
2 / LEFT INPUT
2 / RIGHT OUTPUT
1. ALL RESISTORS ARE 1/4W, 1%.
NOTE: UNLESS OTHERWISE SPECIFIED
2 / LEFT OUTPUT
3210 B
SCHEMATIC: TWINMATCH
HENRY ENGINEERING
503 Key Vista Drive
Sierra Madre, CA 91024 USA
telephone - (626) 355-3656
FAX (626) 355-0077
11Monday, September 29, 2003
Title
Size Document Number Rev
Date: Sheet
of
-15V
+15V
-15V
-15V
+15V
+15V
+15V
-15V
-15V
-15V
+15V
+15V
+15V
-15V
-15V
+15V
-15V
+15V
R2
10.0K, 1%
R20
10.0K, 1%
C13
.1uF
R24 47, 1%
+
C12
330uF 25V
C10
.1uF
+
-
U1B
NE5532
5
6
7
8 4
R26 50K POT
1 3
2
R22 47, 1%
C4
.001uF
R9 2.00K, 1%
J7
NC3MAH
1
2
3
R4 47, 1%
E8
E1
Q2 LM7915
2 3
1
IN OUT
GND
D3
1N4004
C20
300pF, NPO
C8
47pF, NPO
R11 2.00K, 1%
R10 47, 1%
R3 2.00K, 1%
R6 47, 1%
+
C11
330uF 25V
C15
.1uF
TP3
1
C5
47pF, NPO
TP2
1
C14
.1uF
C7
47pF, NPO
+
-
U2A
NE5532
3
2
1
8 4
E9
J5
NC3MAH
1
2
3
E2
+
-
U3B
NE5532
5
6
7
8 4
C17
.1uF
R15 2.00K, 1%
+
-
U4A
NE5532
3
2
1
8 4
+
-
U2B
NE5532
5
6
7
8 4
R8
10.0K, 1%
LED1
LED
C3
.001uF
C21
300pF, NPO
J1-3
RCA-413
5
4
C16
.1uF
R19
10.0K, 1%
TP1
1
+
-
U4B
NE5532
5
6
7
8 4
E4
R27 50K POT
1 3
2
C18
.1uF
C1
.001uF
J1-2
RCA-413
3
1
C9
.1uF
+
-
U3A
NE5532
3
2
1
8 4
R25 50K POT
1 3
2
R16 47, 1%
R14
10.0K, 1%
R1
10.0K, 1%
E5
R17 2.00K, 1%
D2
1N4004
C6
47pF, NPO
J6
NC3MAH
1
2
3
C22
300pF, NPO
R7
10.0K, 1%
E6
J1-4
RCA-413
6
4
F1
115V: 250 ma; 230V: 125ma
R28 50K POT
1 3
2
T1
SPW-061
1
3
4
2
5
6
8
7
R5 2.00K, 1%
R21 2.00K, 1%
R13
10.0K, 1%
J1-1
RCA-413
2
1
R18 47, 1%
D4
1N4004
R29
3.9K, 5%
C19
300pF, NPO
Q1 LM7815
3
2
1
IN
GND
OUT
E7
D1
1N4004
+
-
U1A
NE5532
3
2
1
8 4
R23 2.00K, 1%
C2
.001uF
J8
NC3MAH
1
2
3
R12 47, 1%
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