Transceptor DSB Maritaca Original by PY2OHH Draw by PY2MG 3

1
2
3
4
5
6
7
12V
+TX
R11
470R
D3
1N4001
C5
10uF
A
SW1A
p/ VXO
CW
DSB
R2
220R
L5
C
A
E
D1
BAT43
R4
1k5
p/ C23
F
B D
C31
100uF
+
D9
R8
100R
C35
0.01uF
+
R20
4k7
R25
10k
C39
470uF
+TX
Q11
2N3906
Q9
2N3904
Q8
2N3904
A
L9
Q5
C36
10uF
R31
10k
D15
RED
+
SW2= Liga/Deslida AGC
D8
RED
SW2
R35
R36
1k 40%
AGC LINE
C29
470uF
D13
1N4148
D14
YELLOW
C26
10uF
C22
0.047uF
C25
0.1uF
7,5V
TX DSB
SW1B
RX DSB
4 3 2 1
CI1
SA612
5 6 7 8
R19
10R
A
C19
45pF
C17
82pF
B
L2
C
Q7
C18 2N3904
1000pF
R34
470R
C23
68pF
D
R17
4k7
C15
0.1uF
C21
470uF
C20
0.1uF
C41
1000pF
Q6
BF245
NC
C40
0.1uF
C16
0.1uF
R18
4k7
NC
C27
0.047uF
C
D12
1N4148
KEY
C30
0.1uF
+
5
3 2 1
CI2
LM386
6 7 8
B
R33
2k2
D11
1N4148
R32
2k2
R36= AGC manual
+
+
4
R14
0.47R
R13
0.47R
C11
470pF
Q4/Q5= 2SC1173
Q4/Q5= NEEDS HEAT SINK
USE THE WALL BOX AS HEAT
SINK
C24
0.1uF
C28
470uF
C10
470pF
D
+
R28
2k2
R12
47
L10
C
Q10
2N3904
R30
2k2
R26
4k7
R35= 47 a 220R
D
Q4
+RX
+
J2
SPK1
8
R10
10R
12V
R27
2k2 C37
1uF
+
R21
330K
C33
1000pF
MIC
R9
10R
Q2/Q3= 2N3904
R24
220R
C34
100uF
R23
4k7
C
Q3
B
R29
22R
C32
0.047uF
C8 12V
0.1uF
D
L8
C3
0.1uF
R6
100R
A
ANTENA
+TX
B
R22
10k
D4
1N4001
C9
0.1uF
R5
100R
D2
BAT43
C38
0.047uF
D10
Q2
C6
10uF
C
B
Q1
2N3904
MULTTURN
L7
R7
1k5
D
R3
100R 40%
D9/D10= 1N4001
C7
0.1uF
A
C
B
C1
0.1uF
C42
0.1uF
+TX
L6
A
C2
0.1uF
C4
0.1uF
+
+
R1
1k
R16
4k7
R15
100k
A
C14
45pF
C13
82pF
B
L3
C
D
D
L1
6.8uH
C12
82pF
D5
1N4148
D6
1N4148
D7
7V5
+RX
Transceptor DSB Maritaca
p/ SW1A
7,5V
Original by PY2OHH
Draw by PY2MG
E
Rev
3
1
2
3
4
5
E
ID
Date: 28 JUN 2005
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