87654321
+15V
R32
Q1
2SC2240
R64
1k
IC2D
TL084
2K21
2
D5
C
1N4148
B
E
D4
1N4148
1
LED1
RED/GREEN
D
GND
+15V
84
IC5A
R66
10k
14
R35
4k75
R34
4k75
6
IC3B
7
5
TL084
R41
100k
3
1
2
R65
100k
TL072
-15V
GND
C19
47pF
R44
22k1
R43
22k1
IC3D
13
12
TL084
GND
R42
22k1
R51
14
10K
C26
220n
10
RV5A
100K A
R53
182
R52
10K
IC4C
9
TL084
GND
BASS-BOOST LEVEL
GND
RV6
100k B
RV4A
R36
14k
BASS-BOOST FREQUENCY
R37
200k
9
10K B
10
GND
IC3C
TL084
C18
22µF
C16
330n
8
R39
200k
RV4B
R38
14k
10K B
GND
2
3
PHASE 180°
8
C17
11 4
+15V
-15V
150nF
IC3A
TL084
10K
2
R54
C27
4n7
GROUND LIFT
S1A
13
12
RV5B
100K A
R56
182
GND
1
1
3
R55
10K
IC4D
C36
14
22µF
TL084
1
2
3
4
5
6
7
8
9
10
11
12
13
14
CON1
CON14-2
C
TO AMP PCB
GND+15V-15V
B
C14
47pF
R25
1M82
D
GAIN -20dB -- +20dB
C9
47pF
RV1
R17
1k
100k A
+15V
IC2A
2
C
3
TL084
-15V
11 4
GND
R18
51k1
C11
C10
1
220nF
220nF
SUBSONIC 20Hz
R19
R20
82k5
100k
6
C13
C12
220nF
220nF
R21
27k4
5
R23
R22
100k
121k
R24
10K R31
R63
10k
IC2B
R45
7
10k
TL084
IC4B
6
5
TL084
GND
R46
9k09
GNDGNDGND
R9
IC1C
TL084
IC1B
TL084
R10
10k
10k
CROSSOVER SAT 50Hz-150Hz
C4
8
7
C3
33n
33n
R11
51k1
R58
51k1
GND
C7
C6
33n
33n
R14
51k1
R57
51k1
GND
100k C
100k C
IC1D
12
13
RV2A
TL084
114
-15V
IC1A
3
2
RV2B
TL084
+15V
C5
R12
14
100
R13
22µF
47k5
GND
GND
C8
R15
1
100
R16
22µF
47k5
GND
X1
1
PIN
X2
1
PIN
CON2B
GND
CINCH4
X3
PIN
X4
PIN
B
R2
R1
100
GND
1
1
R5
100
GND
R59
200k
18k2
C1
GND
22µF
10
9
R4
R3
100k
27k4
GND
GND
R6
R60
200k
18k2
C2
GND
5
22µF
6
R8
R7
100k
27k4
GND
GND
RV3A
CON2A
CINCH4
R47
100k
100K C
+15V
STAND-BY
D2
1N4148
D1
R26
7
1K
1N4148
GND
C20
150nF
C21
68nF
IC2C
10
C22
9
68nF
TL084
GND
R28
1M82
C15
100µF
R29
1M82
GND
CROSSOVER SUB 50Hz-150Hz
R48
8
15k
+15V
R27
27k4
+15V
2
IC4A
1
3
TL084
-15V
11 4
R30
5k62
2
Q2
C
3
B
E
2SC2240
1
GND
R50
100k
RV3B
R49
9k09
100K C
D3
1N4148
D6
1N4148
3
10K
GND
C23
22nF
C24
100nF
12
C25
13
47nF
GND
C37
R62
22k1
IC5B
R61
6
22k1
5
CAP
GND
TL072
R33
7
100k
R40
30k1
GND
+15V
C28
C30
C32
100nF
A
C29
GND
100nF
-15V
1 2 3 4 5 6 7 8
C34
100nF
100nF
100nF
C31
C33
C35
100nF
100nF
100nF
Project:
SAM-2
Drawing:
PREAMP
Drawn by:
Rev:
V1.1 2 3
Size: A3
File:
C:\PROJEKTE\SAM-2\CD_V1_1\SCHEMA~1\SAM2_PRE.SCH
Sheet: of
Date:
01/21/03
Approv. by:
T.SCHILLERT.SCHILLER
MONACOR INTERNATIONAL
GmbH & Co. KG
Zum Falsch 36 · Postfach 44 87 47
28307 Bremen
Tel. 0421 4865-0 · Fax 0421 488415
A