Codan Radio Communications VT-3-150-SN User Manual
A
A
B
B
C
C
D
D
E
E
F
F
G
G
H
H
I
I
J
J
K
K
L
L
M
M
N
N
O
O
P
P
1
1
2
2
3
3
4
4
5
5
6
6
7
7
8
8
9
9
1
1
0
0
R1 C2
R2 C3
R3 C8
R4 F4
R5 D5
R6 E4
R7 G4
R8 G3
R9 G3
R10 G5
R11 H6
R12 N8
R13 H1
R14 H2
R15 H2
R16 J5
R17 J4
R18 J4
R19 L5
R20 K5
R21 L7
R22 L7
R23 L5
R24 L5
R25 L5
R2 C3
R3 C8
R4 F4
R5 D5
R6 E4
R7 G4
R8 G3
R9 G3
R10 G5
R11 H6
R12 N8
R13 H1
R14 H2
R15 H2
R16 J5
R17 J4
R18 J4
R19 L5
R20 K5
R21 L7
R22 L7
R23 L5
R24 L5
R25 L5
R76 E5
R77 L7
R78 N8
R79 K7
R80 N8
R81 O8
R82 F6
R83 N8
R84 I4
R85 K4
R86 N6
R87 D9
R88 N7
R89 O7
R77 L7
R78 N8
R79 K7
R80 N8
R81 O8
R82 F6
R83 N8
R84 I4
R85 K4
R86 N6
R87 D9
R88 N7
R89 O7
C51 B6
C52 D8
C53 I2
C54 J2
C55 L8
C56 O7
C52 D8
C53 I2
C54 J2
C55 L8
C56 O7
FB1 B3
JU1 G3
JU2 G4
JU3 L5
JU4 B8
JU5 E6
JU6 P5
JU7 K6
JU8 O6
JU9 I6
JU10 D6
JU11 C5
JU12 B5
JU13 B8
JU14 H6
JU15 H2
JU16 H7
JU17 C5
JU18 L7
JU19 J6
JU20 C8
JU21 K7
JU22 N5
JU23 N7
JU24 K5
JU25 L7
JU2 G4
JU3 L5
JU4 B8
JU5 E6
JU6 P5
JU7 K6
JU8 O6
JU9 I6
JU10 D6
JU11 C5
JU12 B5
JU13 B8
JU14 H6
JU15 H2
JU16 H7
JU17 C5
JU18 L7
JU19 J6
JU20 C8
JU21 K7
JU22 N5
JU23 N7
JU24 K5
JU25 L7
JU26 I8
JU27 D8
JU28 B8
JU29 O6
JU30 N/A
JU31 L6
JU32 O7
JU33 F6
JU34 M7
JU35 N8
JU36 D2
JU37 P8
JU38 O7
JU39 N8
JU40 N/A
JU41 O8
JU42 D8
JU43 B9
JU44 O7
JU45 O7
JU27 D8
JU28 B8
JU29 O6
JU30 N/A
JU31 L6
JU32 O7
JU33 F6
JU34 M7
JU35 N8
JU36 D2
JU37 P8
JU38 O7
JU39 N8
JU40 N/A
JU41 O8
JU42 D8
JU43 B9
JU44 O7
JU45 O7
P1-1 A4
P1-2 A5
P1-3 A3
P1-4 A3
P2-1 A6
P2-2 A7
P2-3 A4
P2-4 A4
P3-1 P6
P3-2 J9
P3-3 A4
P3-4 A9
P4-4 A7
P4-1 A8
P4-3 A9
P4-2 P8
P9 N5
P10 N5
P11 M5
P12 M6
P1-2 A5
P1-3 A3
P1-4 A3
P2-1 A6
P2-2 A7
P2-3 A4
P2-4 A4
P3-1 P6
P3-2 J9
P3-3 A4
P3-4 A9
P4-4 A7
P4-1 A8
P4-3 A9
P4-2 P8
P9 N5
P10 N5
P11 M5
P12 M6
Q1 J7
R26 L5
R27 K4
R28 K5
R29 K6
R30 B5
R31 C5
R32 O8
R33 C8
R34 N7
R35 N7
R36 N7
R37 N7
R38 F4
R39 D3
R40 H7
R41 D3
R42 E7
R43 H7
R44 O8
R45 O9
R46 B6
R47 D8
R48 E6
R49 E6
R50 M7
R27 K4
R28 K5
R29 K6
R30 B5
R31 C5
R32 O8
R33 C8
R34 N7
R35 N7
R36 N7
R37 N7
R38 F4
R39 D3
R40 H7
R41 D3
R42 E7
R43 H7
R44 O8
R45 O9
R46 B6
R47 D8
R48 E6
R49 E6
R50 M7
R51 C4
R52 G6
R53 O8
R54 P8
R55 J7
R56 D2
R57 F6
R58 K7
R59 D3
R60 F3
R61 E3
R62 D4
R63 F3
R64 D5
R65 G5
R66 O5
R67 O5
R68 M5
R69 M5
R70 C9
R71 I1
R72 K6
R73 E5
R74 E3
R75 K8
R52 G6
R53 O8
R54 P8
R55 J7
R56 D2
R57 F6
R58 K7
R59 D3
R60 F3
R61 E3
R62 D4
R63 F3
R64 D5
R65 G5
R66 O5
R67 O5
R68 M5
R69 M5
R70 C9
R71 I1
R72 K6
R73 E5
R74 E3
R75 K8
C26 F3
C27 O7
C28 M7
C29 B9
C30 D4
C31 B9
C32 F6
C33 O6
C34 P8
C35 D3
C36 G3
C37 G3
C38 H6
C39 H7
C40 O6
C41 O8
C42 E3
C43 J5
C44 N7
C45 M6
C46 O6
C47 O7
C48 G1
C49 K4
C50 J4
C27 O7
C28 M7
C29 B9
C30 D4
C31 B9
C32 F6
C33 O6
C34 P8
C35 D3
C36 G3
C37 G3
C38 H6
C39 H7
C40 O6
C41 O8
C42 E3
C43 J5
C44 N7
C45 M6
C46 O6
C47 O7
C48 G1
C49 K4
C50 J4
COMPONENT LOCATION TABLE
DES LOC DES LOC
DES LOC DES LOC
DES LOC DES LOC DES LOC DES LOC DES LOC
C1 D3
C2 E4
C3 I1
C4 D2
C5 C3
C6 O5
C7 E5
C8 F4
C9 D4
C10 F7
C11 N/A
C12 O7
C13 D2
C14 E6
C15 G4
C16 F6
C17 I4
C18 G1
C19 G5
C20 H2
C21 M5
C22 C9
C23 N7
C24 N6
C25 E2
C2 E4
C3 I1
C4 D2
C5 C3
C6 O5
C7 E5
C8 F4
C9 D4
C10 F7
C11 N/A
C12 O7
C13 D2
C14 E6
C15 G4
C16 F6
C17 I4
C18 G1
C19 G5
C20 H2
C21 M5
C22 C9
C23 N7
C24 N6
C25 E2
DES LOC
U1a D2
U1b D4
U2a I2
U2b D8
U2c F6
U2d G6
U3a J4
U3b L4
U3c O8
U3d N6
U4 N5
U5 M7
U6 M8
U1b D4
U2a I2
U2b D8
U2c F6
U2d G6
U3a J4
U3b L4
U3c O8
U3d N6
U4 N5
U5 M7
U6 M8
DES LOC
TP1 I2
TP2 E7
TP3 F4
TP4 C4
TP5 L4
TP6 G6
TP7 J7
TP8 O6
TP9 O7
TP10 J5
TP11 D3
TP12 F2
TP13 D8
TP14 K5
TP2 E7
TP3 F4
TP4 C4
TP5 L4
TP6 G6
TP7 J7
TP8 O6
TP9 O7
TP10 J5
TP11 D3
TP12 F2
TP13 D8
TP14 K5
DES LOC
DANIELS
ELE CTRONICS LTD.
TM
VICTORIA B.C.
DE
DANIELS
ELECTRONICS
7-3
7.3 FM Audio Processor Schematic Diagram V2.3
DWG No: MT3APM2F
WIRE JUMPER
FOR UHF ONLY
FOR UHF ONLY
DWG REV DATE: 03 OCT 2000
BOARD REV: VERSION 2.3
BOARD No: 43-911923
R89
FM Audio Processor Board Instruction Manual
JU40
C11
JU30
TCXO MODULATION
LEVEL ADJUST
LEVEL ADJUST
TCXO DC
LEVEL
ADJUST
LEVEL
ADJUST
INPUT DC LEVEL
ADJUST
ADJUST
SUBTONE 1 INPUT
CONTROL LEVEL
CONTROL LEVEL
JU45
C56
TP13
HIGHEST REFERENCE DESIGNATORS
Y
X
Y
X
Y
X
-----
-----
-----
TWO PORT POLARITY
Y
X
PRE-EMPHASIS
FLAT AUDIO
DATE: 19 APR 2000
4.0V VOLTAGE
ADJUST
ADJUST
Y
X
Y
X
Y
X
MICROPHONE
COMPRESSION
CONTROL
COMPRESSION
CONTROL
PRE-EMPHASIS
FLAT AUDIO
BALANCED
COMPRESSION
CONTROL
COMPRESSION
CONTROL
Y
X
DWN BY: LARRY JOE
Y
X
DCS, LTR
VOICE + SUBAUDIBLE
TEMPERATURE
COMPENSATION
COMPENSATION
LIMITER
Y
X
Y
X
Y
X
-----
-----
U6
Q1
high = wideband select
low = narrow band select
low = narrow band select
P12
FB1
UNUSED REFERENCE DESIGNATORS
-----
1 0 P O LE LO WP AS S FILTE R
Y
X
Y
X
Tx Audio Control
OPTIONAL
Y
X
BALANCED AGC PREAMP
MICROPHONE AGC PREAMP
TITLE: MT-3 TX AUDIO PROCESSOR SCHEMATIC DIAGRAM
Y
X
-----
AUXILIARY INPUT
LEVEL CONTROL
LEVEL CONTROL
NOT INSTALLED FOR DIGITAL MOD.
+9.5V CONTINUOUS
Y
X
Y
X
Y
X
Y
X
LOW FREQUENCY / DIRECT
MODULATION OUTPUT
MODULATION OUTPUT
high = voice
low = data
low = data
DEVIATION
CONTROL
CONTROL
Y
X
DIRECT
MODULATION
INPUT
MODULATION
INPUT
APRVD:
BALANCED INPUT
MICROPHONE INPUT
LEVEL CONTROL
LEVEL CONTROL
PRE-EMPHASIS
FLAT AUDIO
BALANCED
INPUT LEVEL
CONTROL
INPUT LEVEL
CONTROL
3
P1
2
P1
1
P1
4
P1
3
P3
3
P2
1
P2
1
P4
3
P4
1
P3
2
P4
4
P4
JU37
4
P2
+9.5V CONTINUOUS
4.7uF
C3
2
1
3
JU22
C10
10nF
10nF
+9.5V CONTINUOUS
4.7uF
C45
4.7uF
C28
4K53
R46
R16
100K
100K
C17
10nF
10nF
C49
10nF
10nF
1
2
3
R29
50K0
50K0
R55
49K9
49K9
R75
10K0
10K0
E
B
C
Q1
BC817-25
BC817-25
C5
10nF
10nF
1
2
3
R2
5K0
5K0
FB1
TP1
+8.0V SWD
+8.0V SWD
+8.0V SWD
+8.0V SWD
+8.0V SWD
JU6
JU31
4
P3
2
P3
R44
0R0
0R0
R45
N/I
N/I
C48
4.7uF
4.7uF
C50
4.7uF
4.7uF
C18
100nF
100nF
C12
1.0nF
1.0nF
R54
SEL
SEL
1
2
3
R36
50K0
50K0
1
2
3
JU5
JU32
47uF
C13
3
2
1
100K0
R48
680nF
C7
4.7uF
C8
TP3
SEL
R32
47uF
C31
47uF
C29
SEL
R57
N/I (22nF)
C32
JU29
47uF
C34
R12
N/I
N/I
Rect In
Var G
Rect Cap
Output
Inv In
R3
THD
Trim
Trim
15
14
16
10
12
11
9
U1
SA571D
a
680nF
C42
TP12
4.7uF
C26
Vcc
Rect In
Var G
Rect Cap
Output
Inv In
R3
THD
Trim
Trim
GND
2
3
1
7
5
6
8
13
4
SA571D
U1b
1
2
3
JU27
+9.5V CONTINUOUS
2
P2
JU16
R79
49K9
49K9
JU7
SEL
R23
N/I
R24
SEL
R25
N/I
R26
SEL
R28
SEL
R17
SEL
R18
SEL
R20
In+
In-
Gnd
V-
Vout
V+
Rx
Div/Clk
1
2
3
4
8
7
6
5
U4
LTC1569-6
LTC1569-6
R66
22K1
22K1
R67
30K9
30K9
R68
3K48
3K48
R69
2K00
2K00
+8.0V SWD
P11
P12
P9
P10
2
3
11
1
4
U2
MC33174
MC33174
a
9
10
8
U2
MC33174
MC33174
c
2
3
4
1
11
U3
MC33174
MC33174
a
6
5
7
U3
MC33174
MC33174
b
9
10
8
U3
MC33174
c
1
2
R19
SEL
SEL
1
2
SEL
R27
R74
N/I
N/I
R73
N/I
N/I
0R0
R72
0R0
R58
1
2
C21
1.0uF
1.0uF
1
2
C6
1.0uF
1.0uF
R37
49K9
49K9
R34
49K9
49K9
+8.0V SWD
C20
10nF
10nF
13
12
14
U2
MC33174
MC33174
d
4.0V
TO ALL 4.0V SUPPLY POINTS
4.0V
4.0V
C24
10nF
10nF
10K0
R13
10K0
R15
4.0V
+8.0V SWD
4.0V
JU23
TP5
TP6
TP7
TP8
TP9
R43
11K8
11K8
C39
2.2uF
2.2uF
SEL
R81
JU41
10nF
C41
3
2
1
5K0
R42
C35
1.0uF
1.0uF
C1
1.0uF
1.0uF
C9
1.0uF
1.0uF
C30
1.0uF
1.0uF
R3
100K
100K
R33
100K
100K
R47
100K
100K
R82
10K0
10K0
C37
3.3nF
3.3nF
R84
10K0
10K0
R85
10K0
10K0
R86
10K0
10K0
3
2
1
R83
50K0
50K0
R53
N/I
N/I
R80
27K4
27K4
+8.0V SWD
1
2
3
JU35
R78
10K0
10K0
R49
16k2
16k2
C14
10nF
10nF
4.0V
R76
16k2
16k2
C16
1.0uF
1.0uF
JU33
R71
5K11
5K11
TP10
1
2
3
JU20
C51
1.0uF
1.0uF
1
2
3
JU12
2
1
3
JU15
R39
15K4
15K4
R41
137K
137K
R59
20K0
20K0
R62
15K4
15K4
R5
1M00
1M00
C25
1.0uF
1.0uF
R60
18K2
18K2
R61
18K2
18K2
R8
2K21
2K21
R9
49K9
49K9
R4
18K2
18K2
R6
18K2
18K2
330nF
C36
C15
3.3nF
3.3nF
R7
2K21
2K21
R10
49K9
49K9
330nF
C19
C2
1.0uF
1.0uF
R51
10K0
10K0
2
1
3
JU1
2
1
3
JU2
2
3
1
JU39
JU11
1 2
150pF
C43
1
2
3
JU34
JU38
3
2
1
R14
N/I (5K0)
TP11
TP4
JU10
R52
100K
100K
R65
100K
100K
C38
3.3nF
R11
2K21
2K21
R40
49K9
49K9
2
1
3
JU14
1
2
3
R31
5K0
5K0
R30
604R
604R
TP2
C23
330pF
330pF
C44
330pF
330pF
13
12
14
U3
MC33174
MC33174
d
C22
10nF
10nF
R70
10K0
10K0
R35
SEL
SEL
JU8
100nF
C27
1.0uF
C33
1.0uF
C40
1.0uF
C47
1.0uF
C46
1
2
3
JU42
6
5
7
U2
MC33174
MC33174
b
MT-3 TX TIME-OUT-TIMER
J3
J2
J4
J1
P7
P6
P5
P8
1
2
3
R87
50K0
50K0
+8.0V SWD
TP13
1
2
3
JU25
R22
49K9
49K9
R21
49K9
49K9
1
2
3
4
5
U5
TC4S66F
1
2
3
4
5
U6
TC4S66F
TC4S66F
4.0V
R50
49K9
49K9
R88
49K9
49K9
JU43
C52
150pF
1
2
3
JU4
JU26
JU28
JU13
4.0V
215R
R1
R64
100K
100K
4.7uF
C53
C54
100nF
100nF
C55
100nF
100nF
R56
0R0
0R0
TP14
JU44
33nF
C56
4.0V
C4
1.0uF
1.0uF
+9.5V CONTINUOUS
R77
20K0
20K0
JU18
2
3
1
JU36
JU17
1
2
3
JU9
2
1
3
JU19
2
3
1
JU21
1
2
JU45
1
2
3
JU24
1
2
3
JU3
1
2
3
5K0
R63
3
2
1
5K0
R38
R89
100R
100R
MICROPHONE INPUT
SUBTONE INPUT 2
SUBTONE INPUT 1
TONE/DIGITAL I/P