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ANTENNA
RX VCO
L10, C26
DUPLEXER
DPX1
RF AMP
Q1, T2
RX LOOP
X1
TX LOOP
POWER
CONTROL
Q2
RF AMP
TX VCO
Q3, Q4, T5
Q5, T6, DV1
BLOCK DIAGRAM
(BASE UNIT)
DC 5V
CONTROL LINE
AUDIO SIGNAL
10.7MHz
RF FILTER
CF1, CF2
RF IC
IC1
TB31224F
MIX 1/2
PLL
-DATA
PLL OSC
-CLK
-EN
DC 5V
TX
PLL
POWER
-DATA
CONTROL
-CLK
-EN
TX
DATA
LED
Q21, LED1
TMP87C405AM
455kHz
17
EXP
14
COM
X2
RX
RESET
DATA
DTC
Q9
CPU
IC2
CHARGE
DTC
Q7
TELEPHONE LINE
INTERFACE
AGC
Q13, Q14, IC3
TEL
TEL
DIODE
LINE
LINE
BRIDGE
AMP
D2, D3,
SW
D4, D5
Q11, IC3
T7
POWER SUPPLY
RESET CHARGE
5V
DC IN
REGULATOR
12V 150mA
Q18, Q19
AC DOWN
DTC
Q8
CHARGE
CONTROL
Q14, Q17
DC 12V
CHARGE
TERMINAL
TEL LINE
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