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TK-2102G
11
COMPONENTS DESCRIPTION
Ref. No. Part Name Description
IC1 IC Phase locked loop system
IC100 IC Automatic power control
IC200 IC IF system
IC300 IC Audio amp active fi lter
IC301 IC Active fi lter
IC302 IC Audio power AMP
IC400 IC Reset switch
IC401 IC EEPROM
IC402 IC Voltage detect
IC403 IC Microprocessor
IC404 IC Voltage regulator
IC500 IC MIC AMP/Limiter
Q1 Transistor Tripler
Q2 Transistor RF AMP
Q3 FET VCO RX
Q4 FET VCO TX
Q5 FET DC switch
Q6 Transistor RF buffer AMP
Q7 Transistor DC switch
Q8 Transistor Ripple fi lter
Q100 Transistor RF AMP
Q101 Transistor TX pre-drive
Q102 FET TX drive
Q103 FET DC switch
Q104 Transistor DC switch
Q105 FET TX fi nal
Q106 FET DC switch
Q107 Transistor
Temperature protection
switch
Q108,109 Transistor DC switch
Q200 Transistor DC switch
Q201 Transistor IF AMP
Q202 FET Mixer
Q203 FET Mixer RF AMP
Q300 Transistor Active fi lter
Q302 FET Audio mute switch
Q303~306 Transistor DC switch
Q307 FET Audio mute switch
Q400~402 Transistor DC switch
Q403 Transistor Beat shift switch
Q404 Transistor DC switch
Q405 FET DC switch
Q406~408 Transistor DC switch
Q500 FET DC switch
Q501,502 Transistor Active fi lter
Ref. No. Part Name Description
Q503 Transistor MIC mute/ AGC
Q504 Transistor DC switch
D1~4
Variable capacitance
diode
Frequency control
D5
Variable capacitance
diode
TX modulation
D6 Diode Current steering
D7 Diode Unlock detect
D100 Diode RF switch
D101~104 Diode Antenna switch
D200 Diode RF switch
D201~205
Variable capacitance
diode
BPF tuning
D300 Diode Limiter
D400 LED TX
D401 LED Busy
D500 Diode AGC detect
D501 Diode MIC mute/AGC switch
D502 Diode Reverse protection
D505 Zener diode APC voltage limiter
TX-RX unit (X57-6020-10)