65
SCHEMATIC DIAGRAM TK-7180
ADACABAAZ
X57-698 6/9
R359
150
10CL
R178
0
C185
0.01u
Q310
DTC114EE
R361
330
MOD
C252
1000p
L185
68n
C376
1000p
R355
270
C197
0.01u
8T
TC301
8p
D314
1SV278
C369
1000p
R251
1k
C384
0.01u
C183
0.01u
C257
1u 25
R181
330
C190
39p
R257
15k
R356
10k
C256
0.01u
C196
0.01u
TC302
8p
R256
120k
C201 4p
L319
82n
C192
0.01u
1
G1 2
D1 3
D2
4S2
5S1
6G2
C200 4p
R334
0
R255
0
C253
0.01u
R183
68
R343
4.7k
C184
1000p
R357
10k
C380
470p
R351
4.7k
C195
1000p
C187
39p
R348
10k
C382
0.01u
C251
1000p
R176
47
C188 4p
C199
39p
C371
10u6.3
2SC5108(Y)
Q313
L175
R252
4.7k
D251 1SS388
D313
BB664
L180
68n
L181
10u
C383
1000p
R180
820
R347
4.7k
C378
1000p
R350
22k
R367
3.3k
C198
68p
C343
10u10
R254
0
D311
BB664
C342
1000p
C370
470p
R360
330
L184 390n
R375
1k
C193
0.01u
5R
C202
39p
L182
100n
1PGND
2GND
3FB 4
SHDN
5
VCC
6
LX
L183 390n
D308 BB664
R353
4.7k
C182
0.01u
T/R
L179 390n
R336
1k
C385
470p
L178 390n
C255
10u16
R366
2.2k
L177
270n
C258
4.7u16
L251
10u
R258
22
C352
15p
5R
R337
10k
C194
0.01u
R184
10
C367
1000p
C374
1000p
R177
1k
D315
HVC131
C379
15p
R182
3.3k
R253
10k
C186 33p
R335
0
C368
1000p
C204
0.01u
5R
D316
HVC131
C189 4p
L310
2.7u
D309 BB664
D307 BB664
D312
BB664
L312
2.7u
C346
68p
C350
47p
L314
50n
L315
2.7u
C353
1000p
C357 15p
C355
15p
C360
15p
R342
180
L317
2.7u
C362
1000p
2SC4116(GR)
Q308
R352 33
D310
BB664
D306 BB664
L309
3.3u
L311
3.3u
C347
68p
L313
35.5n
R338
10k
C354
56p
C356
0.75p
C359
9p
C358
10p
R339
100k
R340
100
C364
1p
L316
3.3u
R341
330
C361
1000p
R346
100
C363
1000p
C392
1000p
R370
1k
R354
330
L318
82n
R349
27k
C373
1000p
C390
1000p
C391
1000p
C365
1p
R345
100
R344
100
C372
15p
C375
1000p
R358
8.2k
C377
1000p
C393
27p
C394
22p
L320
39n
C381
1000p
R365
2.2k
C173
22p
C171
15p
C174
7p
C172
2.5p
L171
27n
C175
12p
L172
22n
R171
820
R172
5.6
R173
820
R179
1k
C181
1000p
C178
1000p
L174
L39-1421-05
R175
2.2k
C177
1000p
R174
68
C176
1000p
R126
33
R127
180
R125
180
5C
AM1
AFO
TX/RX
VCO SW
TX/RX
VCO SW
MI2
TX/RX
VCO SW
ME
REVERSE
VOLTAGE
PROTECTION
MODULATION
CONTROL
FOR TX VCO
CV
VCO BUFFER
AMP
AM1
8T
CV
11CL
CV
L173
L39-1421-05 IC171
SPM5001
RX 1ST MIXER
L176
L39-1421-05 XF171
L71-0618-05
2SC5108(Y)
Q171
IF AMP
XF171
L71-0618-05
AFO
MI2
ME
IC251
MAX5026EUT+T
DC-DC CONVERTER
2SC4617(S)
Q251
RIPPLE
FILTER
FREQUENCY
CONTROL FOR
TX/RX VCO
D307,309,312,313
2SK508NV(K52)
Q306
TX/RX VCO
D306,308,310,311
FREQUENCY
CONTROL FOR
TX/RX VCO
2SC4116(GR)
Q309
VCO BUFFER AMP
2SC5108(Y)
Q311
2SK508NV(K52)
Q307
TX/RX VCO
2SC4617(S)
Q312
RIPPLE FILTER
TX/RX
BAND SW
D315,316
7.81V
4.28V
0.87V
4.35V
4.97V
4.98V
R:0V
T:2.40V
R:4.88V
T:0V
4.01V
1.43V
0.84V
4.96V
4.41V
0.07V
4.40V
3.94V
3.44V
3.90V
0.74V