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TK-2168 SCHEMATIC DIAGRAM
TX-RX UNIT (X57-6720-31)
PLLB PLLB PLLB
R39
D204
D204,206 Note : The components marked with a dot ( )
R28 22 T:3.58V HVC131 ANT SWITCH
TX FINAL AMP
are parts of layer1.
1000p
C73
0.01u
D7 D201,401
C62
270n
L21
SHIFT SWITCH R:3.58V D3,5,7,8 1SV325 Q6 VCO/TX PRE-DRIVE AMP
4.7k R43 TX/RX RF SWITCH Q211 C355
Q7 2SK508NV(K52) Q206 L221 L222 L223 C344 D206 L226 L227 L229 ANT
R16
TX VCO 2SK2595
0.1u
D2
C19
C52 C55
L5
1k
C46 2SC5108(Y) RF AMP D201 2SK3077 TX DRIVE AMP
D8 22 T:4.14V C280 L218 3T 5T 3T 7T 7T 6T CN13
CP1
47k*2
47k*2
L9
CP2
C53 T:1.3V R262 82p HVC131 1000p
L230
RF BUFFER AMP HSC277 C202 R203
3p (B)
R:0V Q11 C85
1u
9p (B) 5p C203 Q207
C338
5p
4p (B)
R:0.9V
C295
C296
HSC277
C349
6p(B)
PLL IC
22p
C72
C302
C312