1
2
3
4
A
B
C
D
4
3
2
1
D
C
B
A
INPUT
+15V
IN/OUT
LOW CUT
RL
HIGHT CUT
LEVEL
I/O METER
VU
BAND 1
BAND 2
BAND 3
BAND 4
BAND 5
BANDWITCH
FREQUENCY
LEVEL
IN/OUT
FUSE
115V
0
7815
7915
+15V
-15V
OUTPUT
230V
BANDWITCH
FREQUENCY
LEVEL
IN/OUT
BANDWITCH
FREQUENCY
LEVEL
IN/OUT
BANDWITCH
FREQUENCY
LEVEL
IN/OUT
BANDWITCH
FREQUENCY
LEVEL
IN/OUT
3. Block Diagram
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