Codan Radio Communications VT-3-150-SN User Manual
DESIG.
C23 *
C45
C39
R36
R32
C49
C40 *
C37
C38
10 pF
NOT INSTALLED
8K2
68K
2.2 nF
NOT INSTALLED
470 nF
100 nF
NOT INSTALLED
1.0 µF
1K8
15K
22 nF
8.2 pF
1.0 µF
1.0 µF
AM RX 139.4-159.4 MHz
OSR-3A149
* - Surface Mount Components
D6*, D7*
SMV1211-001
D6 - SMV1212-004, D7 - N/I
R60 *
39K2
68K1
AM TX 118-138 MHz
OST-3A128
C45
330 nF
470 nF
R40
330R
330R
VICTORIA B.C.
DE
DANIELS
ELECTRONICS
DE
DANIELS
ELECTRONICS
4.2.3 OS(R/T)-3(A/H) 118 - 159.4 MHz Analog Board Schematic Diagram
TITLE: OS(R/T)-3(A/H) 118 - 159.4 MHz ANALOG BOARD SCHEMATIC DIAGRAM
BOARD No: 50082-04
TP4 LOOP CONTROL
SET FOR
SET FOR
≈
3.3 VDC
DWN BY: STAN POLYAKOV
C63
DWG REV DATE: 08 AUGUST 1999
R54-R56
R21, R47-R52
U12 - U16
L1, L9, L10
C54 - C57
U20
R63
Q6
L13
D7
DATE: 06 JULY 99
BOARD REV: 1
C32 AND C33 ARE SURFACE MOUNT
OR THROUGH HOLE PARTS
OR THROUGH HOLE PARTS
TO ALL +5VB SUPPLY POINTS
TO ALL +5VA SUPPLY POINTS
DWG No: OS3150M3A
Enhanced AM/FM Synthesizer Instruction Manual OS(R/T)-3(A/H) 29 - 470 MHz
4-7
A
B
TCXO1
RV1
LED1
APRVD:
-----
-----
-----
-----
UNUSED REFERENCE DESIGNATORS
HIGHEST REFERENCE DESIGNATORS
RF OUTPUT
LOCK DETECT
OUTPUT
ACTIVATED WHEN
UNLOCKED
OUTPUT
ACTIVATED WHEN
UNLOCKED
NC
NC
NC
POWER CNTRL
ID
≈
10 mA
LOCK DETECT
DATA INPUT
CLK
ENABLE
ACTIVE HIGH
ACTIVE HIGH
TO ALL +8VA SUPPLY POINTS
EXTERNAL REFERENCE
INPUT (50
INPUT (50
Ω
)
FREQ CONTROL
TCXO MOD INPUT
+9.5 VDC SUPPLY
NC
NC
REFOUT
LD
øR
øV
VPD
PDOUT
GND
RX
TEST 1
FIN
REFIN
DIN
CLK
ENB
OUTPUTA
OUTPUTB
VDD
TEST 2
VCC
FIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
MC145191
U10
AGND
AGND
GND
VCNTRL
OUTPUT
VCC
1
4
2
3
TCXO1
9.6 MHz
9.6 MHz
AGND
C31
1.0nF
1.0nF
OUTPUT
SENSE
5VTAP
FB
INPUT
ERROR
SHDN
GND
1
2
6
7
4
3
5
8
U8
LP2951
LP2951
AGND
+
C15
4.7uF
4.7uF
AGND
R15
10R0
10R0
+
C18
47uF
47uF
AGND
R16
5K11
5K11
R17
5K11
5K11
AGND
3
2
1
RV1
5K0
5K0
AGND
C16
1.0nF
1.0nF
+
C6
47uF
47uF
AGND
AGND
C7
10nF
10nF
R19
10K0
10K0
C14
10nF
10nF
AGND
2
1
3
JU1
C19
10nF
10nF
+5VA
Z2
AGND
C22
10nF
10nF
AGND
C21
10nF
10nF
R23
10R0
10R0
R24
10R0
10R0
+
C27
4.7uF
4.7uF
AGND
+
C20
4.7uF
4.7uF
AGND
+5VA
+5VA
G
S
D
Q5
J211
J211
AGND
C34
10nF
10nF
AGND
L7
1.5uH
1.5uH
+
C32
100uF
100uF
AGND
R30
10R0
10R0
+8VA
AGND
L8
1.5uH
1.5uH
+
C42
22uF
22uF
AGND
C43
10nF
10nF
AGND
+8VA
C44
330pF
330pF
L11
47nH
47nH
L12
47nH
47nH
C53
27pF
27pF
C58
47pF
47pF
C59
27pF
27pF
AGND
AGND
AGND
0
1
J2
AGND
2
1
3
D2
MMBV609L
MMBV609L
2
1
3
D1
MMBV609L
MMBV609L
L4
1.5uH
1.5uH
R20
10R0
10R0
AGND
R25
10R0
10R0
C25
SEL
SEL
AGND
C23
SEL
SEL
L2
10uH
10uH
AGND
C2
1.0nF
1.0nF
P2
OUTPUT
SENSE
5VTAP
FB
INPUT
ERROR
SHDN
GND
1
2
6
7
4
3
5
8
U7
LP2951
LP2951
AGND
+
C13
4.7uF
4.7uF
AGND
L3
10uH
10uH
AGND
C3
1.0nF
1.0nF
P3
E
B
C
Q2
BC817
BC817
J1
R7
10K0
10K0
R6
1K00
1K00
R9
1K00
1K00
AGND
AGND
C4
10nF
10nF
C9
10nF
10nF
AGND
R1
49R9
49R9
AGND
R5
100R
100R
C8
100nF
100nF
AGND
+5VA
AGND
AGND
AGND
AGND
AGND
R13
11K8
11K8
R14
10K0
10K0
AGND
+
C12
4.7uF
4.7uF
AGND
Z1
+8VA
AGND
+5VB
AGND
+5VB
TP1
TP2
TP3
E
B
C
Q1
BC817
BC817
AGND
R4
10K0
10K0
R3
10K0
10K0
OUTPUT
ADJ
GND
NC
VIN
GND
GND
SHDN
8
7
6
5
4
3
2
1
LT1129-IS8
U6
+
C33
100uF
100uF
AGND
D4
BYD17J
BYD17J
R26
1R2
1R2
E
B
C
Q4
BC817
BC817
R11
10K0
10K0
AGND
+5VA
1
2
OP140A
U5
R12
10K0
10K0
AGND
AGND
E
B
C
BC807
Q3
R10
10K0
10K0
R2
330R
330R
C45
SEL
SEL
R36
SEL
SEL
C37
SEL
SEL
AGND
R28
N/I
N/I
+
C29
47uF
47uF
AGND
AGND
C30
10nF
10nF
AGND
1.0nF
C26
D1
D1
D2
D2
S1
G1
S2
G2
1
2
3
4
5
6
7
8
SI9945DY
U9
AGND
0
R39
R8
10K0
10K0
10K0
R34
+5VA
+5VA
SEL
C49
AGND
+
1.0uF
C11
BAS16
D5
SEL
R32
TP4
C38
SEL
SEL
C39
SEL
SEL
AGND
AGND
SEL
C40
DIN
AGND
R33
680R
680R
AGND
1
2
C62
10nF
10nF
AGND AGND
4
3
2
1
8
U19
MC33172
MC33172
6
5
7
U19
MC33172
MC33172
b
1
2
R61
20K0
20K0
1
2
R59
10K0
10K0
AGND
1
2
C60
2.2uF
2.2uF
1
2
R63
10R0
10R0
AGND
AGND
VOUT
REF
CLK
DOUT
DIN
LOAD
GND
VCC
1
2
3
4
5
6
7
8
U17
LTC1257I
LTC1257I
AGND
R27
11K8
11K8
+
C28
6.8uF
6.8uF
1
3
2
MMBD701L
D3
+5VB
+5VB
1
2
R58
825K0
825K0
AGND
AGND
GP5
GP2
GP3
GND
VDD
GP0
GP4
GP1
7
4
8
6
1
3
5
2
PIC12C672
U18
IN OUT
GND
1
3
4
2
U11
MSA-0611
MSA-0611
+5VA
49K9
R38
49K9
R37
9.5V
9.5V
L6
1.5uH
1.5uH
AGND
1 2
1.0nF
C17
1 2
1.0nF
C1
AGND
1 2
1.0nF
C24
AGND
1
2
R60
SEL
SEL
A
C
U1
OP950
OP950
2
1
14
7
U20
74HC14
74HC14
a
AGND
A
C
U2
OP950
OP950
A
C
U3
OP950
OP950
A
C
U4
OP950
OP950
1
2
JU2
4
3
U20
74HC14
74HC14
b
6
5
c
U20
74HC14
74HC14
8
9
d
U20
74HC14
74HC14
AGND
C5
100nF
100nF
LED1
C10
100nF
100nF
10K0
R35
R18
10K0
10K0
10
11
74HC14
U20e
12
13
74HC14
U20f
AGND
ENB
CLK
DIN
CLK
ENB
1 2
330pF
C47
R40
330R (SEL)
330R (SEL)
1
2
100nF
C48
AGND
AGND
1 2
100nF
C50
1 2
100nF
C51
+5VA
E
B
C
MMBR901
Q6
AGND
+8VA
1
2
1K82
R44
1
2
18R2
R45
AGND
AGND
1
2
475R0
R46
1 2
3.3pF
C36
1
2
5.6pF
C35
1
2
100nF
C41
AGND
1
2
10nF
C46
C52
10nF
10nF
AGND
1
2
R62
4K75
4K75
AGND
A
K
D6
SEL
A
K
D7
SEL
1
4
3
2
L5
AGND
+5VB
+5VB
+5VB
L13
1.5uH
1.5uH
1
2
4.7uF
C61
1 2
680nF
C63
1
2
R22
137K0
137K0
1
2
R42
100K0
100K0
1
2
R43
137K0
137K0
1
2
R53
100K0
100K0
1
2
20K0
R41
1
2
SM_0805
100R0
R31
+5VA
1
2
R57
274K0
274K0
R29
18K2
18K2