Mailing: PO Box 3526, Bellevue, WA 98009
Shipping: 13737 SE 26th St., Bellevue, WA 98005
Toll-Free: 800-259-7331 • Phone 425-746-6310 • Fax: 425-746-6384
www.sgcworld.com • Email: sgc@sgcworld.com
27
Date: May 1, 2001 Sheet 2 of 6
Size Document Number REV
A Q30102900A A
Title
SG-239 COUPLER
425-746-6310
BELLEVUE, WA 98005
13737 SE 26TH STREET
SGC, INC.
DATA
CLOCK
VCC
C24
.1u
C20
4.7u
+
R96
10K
Q4
2222
R51
4.7K
D10
R100
10K
R55
4.7K
R52
4.7K
R56
10K
R58
10k
R98
10K
R99
10K
R65
10K
R46
10k
R45
10k
STROBE
FREQ
TND
Q2
2222
R59
10K
HOLD
R57
10K
R32
1.5K
Impedance
VSWR
Phase
FWD Power
FWD1
C-K6
Tuned
V
D
D
2
6
M
O
D
A
/
L
I
R
3
M
O
D
B
/
V
S
T
B
Y
2
E
X
T
A
L
7
XTAL
8
RESET
17
XIRQ
18
IRQ
19
P
D
5
/
S
S
2
5
P
D
4
/
S
C
K
2
4
P
D
3
/
M
O
S
I
2
3
P
D
2
/
M
I
S
O
2
2
P
D
1
/
T
X
D
2
1
PD0/RXD
20
V
R
E
F
H
5
2
V
R
E
F
L
5
1
P
E
7
5
0
P
E
3
4
9
P
E
6
4
8
P
E
2
4
7
PE5
46
PE1
45
PE4
44
PE0
43
V
S
S
1
P
A
7
2
7
P
A
6
2
8
P
A
5
2
9
P
A
4
3
0
P
A
3
3
1
P
A
2
3
2
P
A
1
3
3
PA0
34
PB7
35
PB6
36
PB5
37
PB4
38
PB3
39
PB2
40
PB1
41
PB0
42
PC7
16
PC6
15
PC5
14
PC4
13
PC3
12
PC2
11
PC1
10
R
/
W
6
PC0
9
A
S
4
E
5
U5
68HC11
HOLD
RF PWR
C23
.1u
RESET/HOLD
R97
1K
D13
C22
.1u
MAN
D11
9.1V
No
Yes
CI-U
CI-D
L-U
L-D
CO-U
CO-D
MDE
No
Yes
JP1
1
JP3
1
R54
10M
C-JP3C-JP1
R38
10k
C17
1u
35V
+
PHASE
FWD
REV
REV1
PHZ1
'Z'1
C25
.01u
C26
.01u
C27
.01u
C-JP1
IMPDNCE
VCC
R49
10k
C28
.01u
C-JP3
SAV
R41
10k
R50
4.7k
R53
1k
R40
10k
Tune Out
In Receive
C18
18p
C19
18p
Y1
4.9152
MHz
Tune From
Memory
SG-239 Manual
page 27
Wednesday, October 17, 2001 08:31
Composite
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