Codan Radio Communications VT-3-150-SN User Manual
VICTORIA B.C.
DE
DANIELS
ELECTRONICS
DE
DANIELS
ELECTRONICS
DWG No: OS3150M6B
DWG REV DATE: 14 APRIL 2000
4-19
4.5.3 OS(R/T)-3(A/H) Digital Board Schematic Diagram
BOARD REV: 3.0
C15
R41
BOARD No: 50021-03
TITLE: OS(R/T)-3(A/H) DIGITAL BOARD SCHEMATIC DIAGRAM
Enhanced AM/FM Synthesizer Instruction Manual OS(R/T)-3(A/H) 29 - 470 MHz
J4
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JU1
JU2
Q11
U9
X1
DWN BY: STAN P
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UNUSED REFERENCE DESIGNATORS
APRVD:
DATE: 23 APRIL 1992
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HIGHEST REFERENCE DESIGNATORS
DATA OUTPUT
+12V PRG
PRIORITY COR
LOCK DETECT INPUT
POWER CONTROL
CLK
ENABLE
ACTIVE HIGH
ACTIVE HIGH
CHAN SEL1 (I/P)
TCXO MOD INPUT
+9.5 VDC SUPPLY
MODULATION INPUT
TCXO MOD INPUT
RX MUTE
MODULATION INPUT
POWER DOWN (I/P)
TO ALL +5 VDC SUPPLY POINTS
PC7 (I/P)
PC6 (I/P)
PC5 (I/P)
PC4 (I/P)
+9.5 VDC SUPPLY
PTT (I/P) A(L)
BOOTSTRAP (I/P)
SW4 COM (O/P)
SW3 COM (O/P)
SW2 COM (O/P)
SW1 COM (O/P)
RX DATA (I/P)
TX DATA (O/P)
PTT CONTROL (O/P)
CHAN SEL0 (I/P)
CHAN SEL2 (I/P)
CHAN SEL3 (I/P)
6K81
R8
1
2
3
BC817
Q8
BC817
Q9
BC817
Q10
27K4
R27
27K4
R34
27K4
R35
27K4
R36
BC817
Q11
27K4
R22
27K4
R37
27K4
R13
100nF
C9
BC817
Q3
27K4
R2
BC817
Q1
BC817
Q2
1
2
3
BC817
Q4
BC817
Q5
BC817
Q6
ENB
CLK
DIN
LOCK
DIN
PWCTL
OUTPUT
SENSE
5VTAP
FB
INPUT
ERROR
SHDN
GND
1
2
6
7
4
3
5
8
U2
LP2951
LP2951
P2-2
P2-1
P2-6
P2-3
P1-1
P2-4
P1-9
P1-17
VSS
MODA
AS
E
R/W
EXTAL
XTAL
PC7
PC6
PC5
PC4
PC3
PC2
PC1
PC0
RESET
XIRQ
IRQ
PD5
PD4
PD3
PD2
PD1
PD0
VDD
MODB
VRH
PE7
PE6
PE5
PE4
PE3
PE2
PE1
PE0
PB7
PB6
PB5
PB4
PB3
PB2
PB1
PB0
PA7
PA6
PA5
PA4
PA3
PA2
PA1
PA0
VRL
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
17
18
19
25
24
23
22
21
20
26
34
33
32
31
30
29
28
27
42
41
40
39
38
37
36
35
43
45
47
49
44
46
48
50
51
52
68HC811E2
U4
D1
D1
D2
D2
S1
G1
S2
G2
1
2
3
4
5
6
7
8
SI9933DY
U1
P1-12
P1-19
P1-11
P1-5
P1-13
P1-6
P1-14
P1-15
P1-8
P1-16
R14
27K4
27K4
R16
27K4
27K4
27K4
R17
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
DGND
+5VD
+5VD
+5VD
+5VD
R15
27K4
27K4
+5VD
+5VD
+5VD
+5VD
+5VD
+5VD
DGND
+5VD
+5VD
DGND
DGND
P1-4
27K4
R5
27K4
R3
0R0
R1
27K4
R6
27K4
R4
10K0
R23
10K0
R24
10K0
R25
10K0
R26
215R
R32
215R
R31
215R
R30
P1-1
P1-2
P1-4
P1-5
P1-6
P1-8
P1-9
P1-11
P1-12
P1-13
P1-14
P1-16
P1-17
P1-18
P1-19
P1-20
P1-15
C1
100nF
100nF
C2
100nF
100nF
27K4
R12
27K4
R18
27K4
R19
27K4
R20
+
4.7uF
C8
+
47uF
C5
TP1
+
47uF
C4
IN
GND
RESET
1
2
4
MC33064
U3
DGND
10.0uH
L1
+
47uF
C3
DGND
P1-20
+5VD
P1-12B
1
2
3
4
5
6
P2
1
J2
1
J1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
P1
P1-12B
DGND
LOCK
CLK
ENB
R21
27K4
27K4
DGND
R29
27K4
27K4
R9
27K4
27K4
R28
27K4
27K4
27K4
R7
R10
27K4
27K4
2
1
8.0 Mhz
X1
R11
10M0
10M0
DGND
P2-1
P2-2
P2-3
P2-4
P2-6
1
J3
P1-18
C7
22pF
22pF
TP2
P1-2
DGND
DGND
R33
332R
332R
R38
27K4
27K4
1
J4
+5VD
27K4
R39
+5VD
DGND
PWCTL
DGND
BC817
Q7
DGND
C11
100nF
100nF
C10
100nF
100nF
C12
100nF
100nF
C13
100nF
100nF
C14
100nF
100nF
DGND
DGND
C6
22pF
22pF
BAS16
D1
BAS16
D2
BAS16
D3
BAS16
D4
+5VD
27K4
R40
JU2
DGND
221K0
R41
10uF
C15
DGND
JU1
1
2
3
OP140A
U8
DGND
1
2
3
OP140A
U7
DGND
1
2
3
OP140A
U6
DGND
1
2
3
OP140A
U5
DGND
VCC
OUT
GND
1
2
3
4
U9
OPL550
DGND
P1-17