Scale
Sheet
Size
FCSM No.
DWG No.
Rev
1 of 1
A2
23.99
ELETTRONICA MONTARBO
VIA G. DI VITTORIO 13
CADRIANO DI GRANAROLO
40057 - BOLOGNA - ITALY
MT180A - MONITOR - 4a versione
T1
IRFP240
T2
IRFP9240
1
2
TEST1
TP
TP1
C13
56n
C2
220p
C5
100u
R31
10K
R30 22K
R29 47K
R21
10
R11 10K
R14
3K3
R5 1K2
R8
6K8
R10
680
R9
6K8
R6 1K
R7
39K
R15
470
R4
17k4 1%
R2
18K
R3
47K
D4
10V
D3
10V
D11
12V
D10
1N4007
D2
1N4148
D5
1N4148
T10
BC449
T3
MPSA06
T4
MPSA42
T7
MPSA06
T5
MPSA06
T6
MPSA06
R32
1K
C21
100n
1/2W
1/2W
1/2W
2W
100V
100V
PL122
+
-
BD1
KBL04
R18 4,7
R19 4,7
C8
4700u
C9
4700u
C6
22u
C4
47u
T1
BC450
T2
BC450
R13
820
R12
680
R20
39K
R25
39K
D9
1N4007
PT1
1K
C3
22u
+
+
+
GATE+
OUT
OUT
OUT
OUT
GATE-
-
-
-
C7
22u
R28
47K
R26
560K
R22
330
C14
100u
C17
22u 100V
R27 100K
R16
220K
R23
22K
C15
100u
C16
100u
RL1
48V
C1
22u
R1
1K
63V
63V
C10
22u
C11
22u
C20
22u
C22
22u
D7
15V
D6
15V
R33 680 5W
R34 680 5W
R36
68K
R35
68K
IN SPK
IN
GND
+
-
GND
TR1
TRANSFORMER
D1
1N4007
C19
0,1u 275V
R17 220
R24 10K
F1
1A
C12
470n
CNN3
CNN1
CNN2
1
2
3
4
5
6
7
8
9
10
11
12
14
15
16
17
18
19
20
21
22
IB1
IBMT180
R1
22K
R2
22K
R3
470
R4
220
R5
22K
R6
100K
R7
220K
R8
1K5
R9
1K5
R10
8,2 15W
R11
5K6
R12
15K
R13
15K
R14
68K
C1
22u
C2
22u
C3
22u
C4
22u
C5
22u
C6
NC
C7
1u5 250V
C8
1u5 250V
C9
22u
C10
33n
C11
15n
L1
RED
P1
10KA
P2
250KA
P3
250KA
D1
1N4148
TR1
0,8mHr
JK1
MIC -
MIC +
LINE 1
LINE 2
GND
IN
OUT
GND
MICRO
LINE
TONE
JK2
LINE 1
JK3
LINE 2
JK1
1
3
2
XLR1
CNN1
MTBF
MIXED LINE OUT
OUT SPK
IN
GND
+
-
GND
MTBYR2
MIC.
MTBW
WOOFER
GND
POWER SWITCH
220V AC
50/60Hz
TWEETER
T8
TIP 31 NPN
T9
TIP 32 PNP
1/2W
C18
4u7
C23
10n
R15
10K
-15V
T11 B1236A
MTBTR6
