MS101
3
3
3
3
3
9
IC BLOCK DIAGRAM
Soldering (
半田付け
)
MA3/3
Soldering
(
半田付け
)
AC cord
(AC
コード
)
Power transformer (
パワートランス
)
MA3/3
Photo 2
(写真2)
Photo 3
(写真3)
µ
PC4570HA-A (X7405A00)
Dual Operational Amplifier
8
9
+V
B
LA4490N (X7406A00)
Power Amplifier
AMP1 IN (+)
N.C
Vcc
BS2
BS1
GND
AMP2 OUT
AMP1 OUT
N.C
N.C
NF1
AMP2 IN (–)
AMP1 OUT
AMP2 IN (+)
Non-inverting
amplifier
AMP1
-
+
10
3
8
7
6
5
14
13
4
1
2
Inverting
amplifier
AMP2
-
+
Protection
circuit
11
9
12
(
IC
ブロック図)
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QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299