Text preview for : B51-8585-20-SD.pdf part of Kenwood B51-8585-20-SD Kenwood UHF FM Transceiver UHF FM Transceiver Kenwood TK-8102 B51-8585-20-SD.pdf
Back to : B51-8585-20-SD.pdf | Home
TX-RX UNIT (X57-6920-XX) DISPLAY UNIT (X54-3460-20)
IC502
T:6.0V POWER MODULE
D403,404 6.1V PRE DRIVE AMP PRE DRIVE AMP Q502 RA30H4452M-31
UHF
RX VCO C430 RF AMP RF SWITCH T:5.6V T:6.8V T:1.10V T:7.3V T:0.29V
Q402,403 RX VCO
* BUFFER AMP
Q411 7.2V 4.87V Q500 Q501 2SC3357 * C523
CHARGE PUMP
R:6.6V
Q405
R:1.0V Q410 1.51V 2SC5108(Y) R445 C466
* C502 2SC5108(Y) C509 2SC3357 C516
R524
R525
R523
* L504
2SC5108(Y)
180
3.3k
* L406 D404 * C426 * L408 2SK508NV(K52) C432 C454 5p
33
R403 1k 8p DRIVE1
R537
R511
L501
R414
470
R800
27n
C609
* C612
1.5k
0 5p T:1.8V D1-4
R402 1k R92-1061-05 Q9
R516
R519
L502
MA2S304 6p Q9,10
* C427
ANT SW
* R423 * L410
* L409
0.5p C456
330
18n
27n R441
3.3k
* R502
C417
0 CV
C416