
5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
RIGHT
AC
LEFT
+
GND
GROUND TIE
1. ALL RESISTORS ARE 1/4W, 1%.
-
GND
2
WHT
NOTE: UNLESS OTHERWISE SPECIFIED
INPUTS
115V
LEFT
+
+
RIGHT
-
+
GND
OUTPUTS
GND
-
+
LEFT
-
-
RIGHT
BIPOLAR POWER SUPPLY
4
1
INPUTS
SEC
-
230V
PRI
+
AC
B
GND
BLK
GND
3
3510 A
SCHEMATIC: MICROMIXER
HENRY ENGINEERING
503 Key Vista Drive
Sierra Madre, CA 91024 USA
telephone - (626) 355-3656
FAX (626) 355-0077
11Wednesday, December 10, 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
R26 7.50K
RP1F 4.7K DIP
6 11
+
-
U2B
NE5532
5
6
7
8 4
C15
.1uF
+
C12
330uF 25V
RP2A
4.7K DIP
116
RP1G 4.7K DIP
7 10
C14
.1uF
+
-
U3A
NE5532
3
2
1
8 4
J2
1
2
3
4
5
6
RP3H 4.7K DIP
89
C18
.1uF
RP2E 4.7K DIP
512
E8
R25 47, 5%
R38
5K POT
1 3
2
E1
RP3A 4.7K DIP
116
Q2 LM7915
2 3
1
IN OUT
GND
+
-
U2A
NE5532
3
2
1
8 4
C6
.001uF
D3
1N4004
R36
5K POT
1 3
2
C20
.1uF
C21 .001uF
R27
1.00K
+
C11
330uF 25V
R29 47, 5%
TP3
1
RP1C 4.7K DIP
3 14
C16
.1uF
TP2
1
C23
.01uF
C5
.001uF
+
-
U4A
NE5532
3
2
1
8 4
RP2F
4.7K DIP
611
C8
.001uF
C2
.001uF
E9
E2
RP3G 4.7K DIP
710
RP2G 4.7K DIP
710
C17
.1uF
RP3B 4.7K DIP
215
C7
.001uF
LED1
LED
J1
1
2
3
4
5
6
R32 1.00K
RP1B 4.7K DIP
2 15
R33 7.50K
C1
.001uF
TP1
1
RP1H 4.7K DIP
8 9
J3
1
2
3
4
5
6
RP2B 4.7K DIP
215
E4
C4
.001uF
RP3E 4.7K DIP
512
RP1E 4.7K DIP
5 12
RP1A 4.7K DIP
1 16
RP2H
4.7K DIP
89
C13
.1uF
+
-
U1B
NE5532
5
6
7
8 4
R35
5K POT
1 3
2
SW2
SW DIP-4
1
2
3
4
8
7
6
5
C19
.1uF
RP3D 4.7K DIP
413
C22 .001uF
+
-
U4B
NE5532
5
6
7
8 4
C9 100pF
R37
5K POT
1 3
2
E5
R34 47, 5%
D2
1N4004
SW1
SW DIP-4
1
2
3
4
8
7
6
5
RP2C 4.7K DIP
314
E6F1
115V: 250 ma; 230V: 125ma
RP3F 4.7K DIP
611
RP2D
4.7K DIP
413
T1
SPW-061
1
3
4
2
5
6
8
7
C10 100pF
R28
1.00K
RP3C 4.7K DIP
314
D4
1N4004
R39
3.9K, 5%
+
-
U1A
NE5532
3
2
1
8 4
C3
.001uF
R30 47, 5%
Q1 LM7815
3
2
1
IN
GND
OUT
RP1D 4.7K DIP
4 13
D1
1N4004
R31
1.00K
E7
+
-
U3B
NE5532
5
6
7
8 4
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