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K
NXR-700H
1
4
L123
W:-73dBm
CN47
N:-74dBm
2
3
3.3u
D13
JDP4P02U
RF SW
C573
R351
0.01u
220
C577
0.01u
L125
C428
RF SW
IF SYSTEM
D14
150n
56p
IC12
JDP4P02U
C406
TA31137FNG
2
3
0.01u
VCC=5V
L126
C429
1
4
C443
150n
56p
0.047u
W:6.7V
W:6.68V
N:0V
N:0V
CF2
RF SW
L72-1028-05
C440
R254
R257
C454
D15
DAN235E
0.47u
330
330
0.47u
R249
R259
2.7k
2.7k
R250
R260
W:0V
2.7k
2.7k
N:4.36V
CF3
L72-1027-05
C441
R255
R258
C455
0.47u
390
390
0.47u
VOLTAGE
REGULATOR
IC28
AD1582
1
3
VoUT
VIN
GND
2
C557
0.047u
R326
10
C558
1000p
ADC
IC30
AD7908BRU
CN65
ASQ
BUFFER AMP
IC8
NJU6368PF1
L79
L81
R149
1 FoUT
6
VSS
1u
820n
2 VDD
5
820
XT
5V
3 XT
4
CoNT
C290
0.047u
C279
0.047u
L88
8.2u
166
X55-309 3/6
L
SCHEMATIC DIAGRAM /
L128
L34-4725-05
2
R270
C470
3
8
10k
470p
C459
4
220p
C461
C477
220p
0.1u
R278
1.5k
C427
C474
0.47u
0.47u
W:4.35V
N:0V
CF5
RF SW
RF SW
L72-1028-05
C587
R366
D16
D19
DAN235E
DAN235E
0.47u
330
R369
2.7k
R370
W:0V
W:0V
2.7k
N:4.37V
N:4.36V
CF7
L72-1027-05
C589
R371
0.47u
390
R324
100k
C542
0.1u
R340
1k
R321
100k
R341
1k
R325
100k
R342
1k
OP-AMP
IC29
NJM2732V
L130
C541
10u
0.1u
R337
1k
R323
0
5V
RF AMP
L100
L103
C301
C342
2SC4617(R)
0.047u
390n
390n
0.047u
1.05V
M
DC SW
Q58
SSM3K15TE(F)
1
7
Q57
DTA144EE
6
DC SW
R285
C510
330k
0.1u
Q40
2SC4617(S)
RF AMP
W:4.37V
C492
R286
N:0V
18k
C498
100u
RF SW
6.3
47p
R367
C588
D20
DAN235E
R287
330
0.47u
27k
R368
2.7k
C494
10u
R373
W:0V
2.7k
N:4.34V
R372
C590
390
0.47u
C621
0.1u
R382
R333
100k
100k
R330
R384
100k
R383
100k
100k
OP-AMP
IC32
NJM2732V
R328
0
R385
R388
100
0
C622
0.1u
Q30
1.6V
L119
C401
R219
220n
0.047u
L120
8.2u
N
原理图
DETECTOR
D17
MA3J742
DETECTOR
D18
MA3J742
R293
18k
R300
0
R437
R395
0
100
OP-AMP
IC20
NJM4558E-ZB
1
8
AoUT
V+
2
7
A-IN
BoUT
3
6
A+IN
B-IN
4
5
V-
B+IN
R401
0
IC23
BH2220FVM
R296
47k
1
8
R317
10
Ao1
LD
R297
47k
2
7
R318
10
Ao2
CLK
R298
47k
3
6
R319
10
Ao3
DI
4
5
VCC
GND
DAC
R245
47k
4.99V
3.75V
C438
3.11V
0.047u
Q39
R225
C422
2SC4617(R)
RF AMP
18
18
0.047u
O
RX UNIT (X55-3092-71)
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