Commercial Audio Series
Mixer-Amplifiers
page 13
Operation Manual
2 Setup
O
u
tp
u
t
T
r
a
ns
fo
r
me
r
Powe
r
AMP 1
Ch 1 P
r
io
r
ity
[
S
W2]
CH 1
To
n
e Co
n
t
r
ol
Ma
s
te
r
1
AMP O
u
t 1
Clip 1
P
r
eamp Li
n
e O
u
t 1
M
u
te
S
cali
n
g
Ba
ss
T
r
ebl e
Gai
n
1
S
P I
I
n
p
u
t Gai
n
Mic/Li
n
e
[Bal]
RCA
280MA Block Diag
r
am
Li
n
e
Mi c
P
r
e-A
nn
o
un
ce
Chim e
Ch 1 No
r
mal
[
S
W1]
Ch 1 to Amp 1
[
S
W9]
Ch 1 to Amp 2
[
S
W10]
VC A
P
r
e-A
nn
o
un
ce Gai
n
Pha
n
tom Powe
r
VCA
HP Filte
r
S
PI 1
100V
70V
4 Ohm
s
COM
CH 2
To
n
e Co
n
t
r
ol
Ba
ss
T
r
ebl e
Gai
n
2
S
P I
RCA
Li
n
e
Mi c
Ch 2 to Amp 1
[
S
W11]
Ch 2 to Amp 2
[
S
W12]
Mic/Li
n
e
[Bal]
I
n
p
u
t Gai
n
Ch 5 P
r
io
r
ity
[
S
W6]
CH 5
To
n
e Co
n
t
r
ol
Ba
ss
T
r
ebl e
Gai
n
5
S
P I
I
n
p
u
t Gai
n
Mic/Li
n
e
[Bal]
RCA
Li
n
e
Mi c
Ch 5 No
r
mal
[
S
W5]
Ch 5 to Amp 1
[
S
W17]
Ch 5 to Amp 2
[
S
W18]
CH 6
To
n
e Co
n
t
r
ol
Ba
ss
T
r
ebl e
Gai
n
6
S
P I
RCA
Li
n
e
Mi c
Ch 6 to Amp 1
[
S
W19]
Ch 6 to Amp 2
[
S
W20]
Mic/Li
n
e
[Bal]
I
n
p
u
t Gai
n
Ch 3 a
n
d Ch 4
s
imila
r
to Ch 2
Ch 7 a
n
d Ch 8
s
imila
r
to Ch 6
O
u
t
I
n
Amp I
n
p
u
t 1
Limite
r
VCA 1
Ch 1 Amp 1
M
u
te
Ch 5 Amp 2
M
u
te
O
u
tp
u
t
T
r
a
ns
fo
r
me
r
Powe
r
AMP 2
Ma
s
te
r
2
AMP O
u
t 2
Clip 2
P
r
eam p
Li
n
e O
u
t 2
S
cali
n
g
VCA
VC A
HP Filte
r
S
PI 2
100V
70V
4 Ohm
s
COM
O
u
t
I
n
Amp I
n
p
u
t 2
Limite
r
VCA 2
P
r
e-A
nn
o
un
ce
Ch 1 Ove
r
Ch 5
[
S
W 4]
Ch 1 Ove
r
Ch 5
[
S
W 3]
Typical
S
ig
n
al Path, Amp 1
Typical
S
ig
n
al Path, Amp 2
Li
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k
P
r
io
r
ity
Li
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k
P
r
io
r
ity
Ve
rs
io
n
1.0
2.14 Block Diagram
Summary of Contents for 1160MA
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