Puxing PX-666 - Block Diagram

1 2 3 4
A
B
C
D
4321
D
C
B
A
ANT
LPFANT SW
D101
D201
D202
T107T105T102
FAML AMP
DRIVE AMPAMP
T101
AMP
+5VT +5VT
U170
NJM2904V
T181
APC
BATT
P TX
T171
T341
+5VC
MOD
T322T321
VCO
D302
D301
+5VRT311
vccn
D303
12.8MHZ
VR421
PLL U401
LMX2332ATM
U240
RET
TCXO
T201
+5VR
T202
+5VR
38.850MHZ
FL231T230
FM
TA31136F
U601AU601B
+5VT
T621
+5VT
T631
T601
+5VC+5V
PTT/RXD
JK621
PTT
MIC
SP
JK601
VR641
TXD
T812
BATT
T811
U641
TX232
+5V
PTT
MONI
U911
24CO8
ARX
AT X
APC
RX I
RX O TX D
AFC
DQT
BEEP/QT
BATT Test
N/W
FL240CR240
2nd lo
T641
N/W
TX I
+5VT
RSSI
AN SQL
IF
N/W
+5VR
U901
EM44
SW921
+5VT
+5VR
+5VC
SB
POWER
+5V
ARX/BEEP
MIC MUTE
P AMP
T431
Block diagram