Infinity Reference 1600A, Service Manual

Page: 9 / 30

1 2 3 4 5 6
A
B
C
D
6 5 4 3 2 1
D
C
B
A
1
2
INPUT L
1
2
OUTPUT L
INPUT R
OUTPUT R
32 320Hz 80 32 320Hz 50
IMS INPUT
OP
OP
OP
OP
OP
OP
AMP
BALANCED
INPUT UNIT
BALANCED
INPUT UNIT
GAIN CONTROL
LP FREQ
VARIABLE
32Hz-320Hz/12dB
BASSBOOST
VARIABLE
0dB-6dB/50Hz
MAIN AMP
SPEAKER
2 ohm/4 ohm
2 ohm/4 ohm
Block Diagram REF1600
1600a Reference Series
8