SCHEMATIC DIAGRAM
TK-890/890
(
B
)
13
7
6
5
4
3
2
1
J
I
H
G
F
R809
10k
C809
C808
D803
1SS355
R811
L7
C32
470p
D7
HSM88AS
R810
C810
R815
10k
1
2
3
4
5
+INB
6
-INB
7
oUTB
8
+V
R817
*
R818
10k
D3
MA4PH633
*
D6
HSM88AS
R12
100
C34
470p
C33
7p
R14
*
C817
100p
C31
470p
R814
12k
R813
2.2k
CN3
L3
C22
470p
C23
470p
L5
L4
*
*
*
*
R820
10k
R819
2.2k
C818
100p
C36
470p
C37
*
C38
*
L6
D4
MI809
D5
MI809
C29
3p
CN4
ANT
C813
C816
*
R816
150k
FORWARD
WAVE
RECTIFICATION
FORWARD
WAVE
RECTIFICATION
COMBINER
8T
CN104
RA
ANT SW
ANT SW
6p
C19
4p
5p
C28
6p
C27
7p
C30
7p
4p
5p
4p
5p
5p
3p
C24
3p
5p
4p
5p
5p
5p
6p
C37
7p
5p
C38
R14
82
100
100
D5
D4
-11
K2
-10
K3
-12
K
REFLECTED
WAVE
RECTIFICATION
TK-890/890(B)
X57-5620-XX(C/3)
TK-890(B)
TK-890(B)
NO
1200p
C816
NO
68k
56k
R817
100k
oUT
A
-INA
+INA
-V
C19
C24
C27
C28
C30
R812
220k
150k
270k
1000p
47u16
1000p
1000p
TX-RX UNIT
X57-5620-XX(A/3)
RA
IC802
OP291GS
DC AMP
+46.02dBm
FINAL UNIT (X57-5620-XX) (C/3)
Note : The components marked with
a dot (
•
) are parts of layer 1.
X57-5620-XX (C/3) 2/2