Alto DIGMOD DSP-3 Schematic
7654321
R10
1
1
U5D
HEF4069
U5A
HEF4069
D7
BAV99
7
D20
R220
1M
C3
330pF
C23
3.9pF
R53
10K
U3B
TL074CD
21
R9
98
15K
100nF
3 4
U5B
HEF4069
R52
6
_
10K
5
+
R49
10K
+VCC
13
12
3
+5V
C2
TO-U5-12
1312
U5F
HEF4069
5 6
U5C
HEF4069
R51
10K
U3C
TL074CD
R50
10K
_
+
8
GND
9
_
U10C
10
+
GUAINA
TERMORETRAIBILE TERMORETRAIBILE
GND GND
U3D
TL074CD
_
+
R59
100K
R219
D19
DLED ROSSO
10K
R48
10K
TO-U5-4
TO-U5-6
9
10
R35
100K
+VCC
13
8
12
R208
100K
14
R58
100K
R4
47K
+VCC
TO-U3-9
_
U10D
+
GUAINA
GND
+VCC
R6
1K5
1 3
R229
14
B11
TO-U6-6
TO-U8-9
Q2
BC817
R11
12K1
D
R54 10K
D10
BAV70
+5V
21
A-B
R30
10K
+
5
U10B
6
_
GUAINA
TERMORETRAIBILE
R7
2K7
GND
3
GND
R14 10K
R36
3K3
GND
R57
B4
10K
C38
R56
B5
10K
R55
10K
GND
C39
R99
1M
1M
B30
A-B1
R209
100nF
GND
C31
C
C34
B8
10uF10V
0R
R75
2K7
R217
B7
C48
B1
R89
10K
R73 10K
B
R88
B14
R72 10K
10K
C47
R80
2K7
GND
21
2
3
C36
470pF
2n2F50V
R77
1K5
C37 470pF
_
+
U1A
NE5523D8
R69
10K
R97
10M
R79
2K7
C30
GND
D15
3
GND
C35
R84
VT90N1
R227
2
R228
GND
1
6
5
R34
47R
DLED ROSSO
1
1
2
3
3
R70
82K
R87
47R
R86
15K
C29 1.8nF50V
_
+
U1B
NE5523D8
D5
3
R236
2
2
1
R237
C32 330pF
+VCC
B6
R42
B12
33K
C50
7
R43
47K
R76
1K5
R71
82K
_
+
U4B
LF412CD
3
GND
6
5
3
1
C26
C33 220pF
GND
C28
1nF
GND
R65
1K5
R213
D12
6.6VZ MMSZ5235B
D14
6.6VZ MMSZ5235B
21
D21
R64
7
1K
470pF
L1
1000uH
680R
GND
R68
R28
4K7
R44
1K
R63 1K
2
3
GND
R100
2
3
D11
BAV70
_
+
U4A
LF412CD
R214 R211
R74
12K1/4W
R85
12K1/4W
1M
C22 470pF
_
+
U2A
NE5523D8
21
R212
C54
1
R216
10K1/4W
R215
10K1/4W
1
GND
3
R202
10K
R218
R62
1K
R225
GND
B13
B1
B16
R61
1K
6
_
5
+
U2B
NE5523D8
GND
R223 R224
C53
GND
R2
1K
R29
10K
R3
B10
GND
R234
R231
GND
+VCC
7
2 1
D6
BAV99
R47
3
10K
3
2 1
D9
47K
BAV70
R31
R232
R230
R233
GND +VCC
C4 100nF
11 10
R8
2K7
R81
3K3
+VCC
R201
B9
10K
R41
47R
R39
10K
R38
1M5
C16
10uF10V
B12
GND
D22
R235
7
D23
U5E
HEF4069
R82
3K3
GND
R67
1K
GND
GND
R222
+VCC GND
+VCC
2
3
R46
2K2
2
3
R226
R66
R83
2K7
1K
R12
15K
R78
2K2
U10A
GUAINA
TERMORETRAIBILE
R13
1K5
3
R45
4K7
_
+
U3A
TL074CD
R221
_
+
C5
1nF
1 2
21
8
D
GND
2
TR50-B
C
B
GND
GND
GND
GND GND
+VCC
D18
R1003
10K
-VCC
GND
A
+VCC
-VCC
GND
84
U1C
NE5523D8
C27
100nF
C24
100nF
84
U2C
NE5523D8
C25
100nF
C19
100nF
84
U4C
LF412CD
C20
100nF
C21
100nF
411
U10E
GUAINA
TERMORETRAIBILE
GND
C17
100nF
411
U3E
TL074CD
C6
100nF
U5G
HEF4069
7 14
LED VERDE
A
1 2 3 4 5 6 7 8
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