Kenwood NXR-901 Service Manual page 182

900mhz digital base-repeater ocxo unit kxk-3 m3
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E
CN47
-83.3dBm
C378
R346
0.01u
220
L251
150n
L252
C307
150n
33p
C375
2.48V
0.01u
L278
R343
27n
R866
0
370
0
01u
68
0
L623
C684
150n
33p
C680
L622
0.01u
C683
150n
33p
1.80V
R502
C501
0
0.01u
1.29V
4.07V
R354
C450
C396
47
15p
0.01u
IF AMP
Q211
NESG220034
1.69V
C386
R366
C390
R360
0.01u
0
0.01u
39
5.04V
L503
L502
C503
82n
100n
27p
Q501
C530
C531
2SC4725
18p
5p
2nd LOCAL
AMP
F
R365
47
C404
0.01u
L284
C405
150n
33p
L285
C406
150n
33p
C398
0.01u
C407
0.47u
CF201
L72-1018-05
R378
R862
R870
R368
1
2
0
0
0
3
CF501
L72-1027-05
2
1
4
3
C511
0.47u
C508
R515
0.01u
18k
L286
L34-4725-05
3
2
1
8
7
4
6
IC207
TA31136FNG
FM IF
SYSTEM IC
R390
0
5.08V
C421
0.47u
C413
0
0.47u
4
3
-IN
+IN
2
-VS
5
1
+VS
VoUT
OP AMP
IC208
(IF AMP)
AD8051ART
OP AMP
(IF AMP)
C518
R524
0.047u
10k
R523
10k
5.09V
CF502
L72-1028-05
C521
C516
R520
0.47u
1
2
0.47u
1.5k
3
4
G
C442
R400
0.033u
330k
C431
0.033u
Q214
2SC4617(S)
NOISE
AMP
R413 10k
R412 18k
IC210
NJM2732V
1
AoUTPUT
R391
C434
R399
2
A-INPUT
BoUTPUT
1.5k
100u
10k
3
A+INPUT
B-INPUT
4
GND
B+INPUT
R407
27k
OP AMP
C440
10u
CF203
L72-1018-05
C432
R396
R408
1
2
0.47u
680
0
3
R527
C527
0
0.1u
33DIF
IC503
NJM2878F4-33
3.31V
VOLTAGE
REGULATOR
D
DB3J
D
DB3J
DET
V+

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