JBL Bass2/Basswave Technical Manual - page 8
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Technical Manual
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Powered Subwoofer
BASS2/BASSWAVE
INTEGRATED CIRCUIT DIAGRAMS
U1 - TL074 OP AMP
(1/4 SHOWN)
OUTPUT 3
V+
V-
OUTPUT 2
-INPUT 1
-INPUT 4
-INPUT 2
-INPUT 3
+INPUT 1
+INPUT 4
+INPUT 2
+INPUT 3
OUTPUT 1
OUTPUT 4
14
11
1
4
13
10
2
5
12
9
3
6
8
7
1
2
3
4
-INPUT
+INPUT
OUTPUT
V+
GND
V+
V-
-INPUT
+INPUT
OUTPUT
V+
B OUTPUT
B -INPUT
B +INPUT
V-
A +INPUT
A -INPUT
A OUTPUT
A
B
8
1
7
2
6
3
5
4
U2 - TL072CP OP AMP
(1/2 SHOWN)
Q2
Q3
Q4
Q5
- TIP 31C
- TIP 32C
- TIP 36C
- TIP 35C
B C E