User manual

11
15. Schematic diagram
diagram
3
2
8
4
1
TL072
IC2A
5
6
7
TL072
IC2B
4n7
C6
4n7
C5
47nF
C9
47nF
C10
470 µ/25-35V
C21
C22
50Klog
RV1A
50KLin
RV3A
50KLin
RV2A
50Klog
RV1B
50Klin
RV3B
50KLin
RV2B
3
2
8
4
1
TL072
IC1A
5
6
7
TL072
IC1B
1K
R3
1K
R10
3K3
R14
100K
R4
10K
R18
10K
R16
10K
R20
1K
R23
100K
R24
1K
R7
1K
R8
10R
R5
1K
R11
100p
C3
1uF
C18
15p
C1
100nF
C14
100nF
C13
GND
4n7
C8
4n7
C7
47nF
C11
47nF
C12
3K3
R13
10K
R17
10K
R15
10K
R19
10R
R6
15p
C2
GND
GND
GND
GND
GNDGNDGND
GND
GND
GND
GND
1K
R1
100K
R2
1K
R22
100K
R21
100p
C4
1uF
C17
GND
GND
GNDGND
GND
100nF
C16
GND
100nF
C15
GND
SCREW03
SK1
9V1
ZD2
9V1
ZD1
1N4007
D1
1N4007
D2
1N4007
D4
1N4007
D3
BC547
T1
BC557T2
C19
C20
+V
+V
-V
+V
-V
-V
AC 2 x 12V
AC
0
AC
In L
In R
Out L
Out R
RF
RA
Lower RD for input devide
Amplification= (RF/RA)+1
RD
RF
RA
RD
LED5RL
LD1
22K
R9
SK2A
SK2B
SK3A
SK3B
10R
R12
+V
-V
Power LED
Lower RD for input devide
Amplification= (RF/RA)+1
470 µ/25-35V