DIGITAL POWER AMPLIFIER
10
DPA-300D/600D, DPA-300DO/600DO
DPA-600D
-V
A
+
V
A
-H
V
+
H
V
D
C
A
C
S
T
-B
Y
M
A
IN
R
EC
T
IF
IE
R
D
C
-D
C
S
M
PS
PW
M
P
G
M
2
+
P
G
M
2
-
G
N
D
P
G
M
IN
P
U
T
P
G
M
2
V
O
LU
M
E
PR
I+
PR
I-
G
N
D
PR
I
C
O
M
1
PR
I S
EL
EC
T
0
dB
0
dB
PR
I V
O
LU
M
E
+
1
2
dB
+
1
2
dB
P/
C
LP
F
3
5
kH
z
G
A
IN
=
0
/-
3
dB
1
0
0
/7
0
V
PR
O
T
EC
T
IO
N
O
C
P,
O
T
P
C
LI
P(
Y
EL
)
SI
G
(G
RN
)
-1
0d
B(
G
RN
)
1
0
0
/
7
0
V
S
W
IT
C
H
PG
M
/P
R
I T
O
G
G
LE
2
nd
O
R
D
ER
L
PF
FA
N
FA
N
C
O
N
T
R
O
L
FA
N
S
T
A
R
T
6
5
ŭ
PR
O
T
EC
T
M
O
R
E
T
H
A
N
8
5
ŭ
T
EM
PE
R
A
T
U
R
E
D
ET
EC
T
IO
N
+
H
V
-H
V
P
G
M
1
+
P
G
M
1
-
G
N
D
2
PW
M
P
G
M
1
V
O
LU
M
E
S
PE
A
K
ER
O
U
T
PU
T
0
dB
+
1
2
dB
LP
F
3
5
kH
z
G
A
IN
=
0
/-
3
dB
PR
O
T
EC
T
IO
N
O
C
P,
O
T
P
C
LI
P(
Y
EL
)
SI
G
(G
RN
)
-1
0d
B(
G
RN
)
1
0
0
/
7
0
V
S
W
IT
C
H
PG
M
/P
R
I T
O
G
G
LE
2
nd
O
R
D
ER
L
PF
FA
N
FA
N
C
O
N
T
R
O
L
FA
N
S
T
A
R
T
6
5
ŭ
PR
O
T
EC
T
M
O
R
E
T
H
A
N
8
5
ŭ
T
EM
PE
R
A
T
U
R
E
D
ET
EC
T
IO
N
+
H
V
-H
V
C
H
1
(+
)
C
H
1
(-
)
C
H
2
(+
)
C
H
2
(-
)
