Technical information
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
26
© 2001 SGC, Inc.
12.0 Schematics
Date: May 1, 2001 Sheet 1 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.
FREQ
VCC
C15
.1u
A
13
CLR
12
QA
11
QB
10
QC
9
QD
8
V
C
C
0
GND
0
U3B
74HC393
R60
10K
D
12
CLK
11
Q
9
Q
8
P
R
1
0
C
L
1
3
U2B
74F74
A
1
CLR
2
QA
3
QB
4
QC
5
QD
6
V
C
C
1
4
GND
7
U3A
74HC393
7
C16
.1u
R21
5.6k
D
2
CLK
3
Q
5
Q
6
P
R
4
C
L
1
U2A
74F74
1
2
U11A
74HCT14A
14
D8
R3
1.5k
C10
.1
C14
.01
R20
1.5k
D9
ST3
GND
ST2
RF
R1
100
D1
C9
.1
C13 .01u
R33
100
1W
R34
100
1W
VCC
C2
.001u
C4
.001u
R10
10k
R17 10k
R30
1k
R19
3.3K
R14
390
FWD
RF-DET1
R5
100k
R6
100k
R22
10k
R23 10k
Q1
2N2222
RFP
3
2
1
4
1
1
U1A
LM324
VCC
PHASE
IMPDNCE
R9
100k
|LINK
|CTRL.SCH
|RELDRV.SCH
REV
R7
100k
R8 100k
5
6
7
0
0
U1B
LM324
C3
.001u
C12
.01u
R4
100k
R12
10k
R13
10k
R29 3.3K
R16
1.5K
ABC
D2
D3
D7
C6
.001u
C7
.001u
R11
10k
R18
27k
T1
T2
R36
100
1W
R35
100
1W
RF PATH
D5
D6
C8
15p
R27
33
1W
R28
33
1W
T3
1
2
3
4
8
5
6
7
A1
D4
C5
.001u
C11
.01u
R15
10k
R25
1k
R26
100
R31
10
R24
4.7k
10
9
8
0
0
U1C
LM324
|PINETWK.SCH
|INPOWR.SCH
|MANUAL.SCH
SG-239 Manual
page 26
Wednesday, October 17, 2001 08:31
Composite