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TH-K2AT/K2E/K2ET
57
BLOCK DIAGRAM
J4
Q24
XF1
Q16
Q2
Q5
Q4,D7
LIPPLE
FILTER
RF AMP RF AMP
D8, D9 Q9
Q10
Q11 Q12
D10
LPF
FINAL AMP
ANT SW
Q58
BIAS SW
DRIVE AMP
PRE-DRIVE
RF AMP
TX/RX SW
Q17
D18,D19 D20,D21
IC3
CD1
CF1
TA31136FN
FM IC
IF AMP
MCF
RF AMPBPF BPF
SP MUTE SW
AF AMP
IC6
Q56Q20
AF MUTE SW
Q21
AF FILTER
LPF
WIDE/NARR
SW
Q22
Q15
SW
B
IC2
APC AMP
NJM2904V
Q14
RN4902
APC SW
APC KILL SW
2SK1830
38.85MHz
3SK318
2SK1215
1SV305 1SV305
XB15A709
2SK3476
2SK2596
2SC4926YD
2SC4617(R)
HSC277
2SC5488
2SC54882SC5488
2SC4617
2SK1830 TA7368F
RN2105
SW
Q13
2SK1830
5T
5T
CPH3417
2SK1830
MUTE SW
Q31
38.4MHz
DE-EMPH
+
-
T
2SC5488
CT/DCS/WXA
FILTER
IC17
NJM2902V
5C
5R
5C
5R
5R
5R
5R
BPF/APC
B
5R
AFM AF AVR
BPF/APC
SPM
TEMP DET
TH1
B57331V
2103J
5R
5R
APC V
D14
MA2S111
FINAL
DTMF/BEEP
SQ,SM
J2
REM
/TXD
AMP
450kHz
(R)
BATT TERMINAL
7.5V Norminal
(6.0 - 9.0V)
WXA SW
2SK1824
Q59
DC IN
13.8V Norminal
(12.0 - 16.0V)
RN2701
XC6202PB
52FR
IC1
TCXO
Q4,5,6
D40,41
Q41
D32
D80
5T SW
Q37, Q38
2SK1830
5R
5T
5M
CHARGE SW
RB051L-40
IC6
D48,49
D42,43,46
D47,44
BATT
CHARGE
5R SW
TK11250
CUCB
5.0V
TK11250
CM
VR1
ENC
AVR
5C SW
PROTECT
CPH3317
2SJ347
Q35
5C
CHARGE
BTDET
Q34
Q9,10,13
D8,10
TH1
IC16
Q47
Q57
D33
IC12
AVR
2SB1184(Q,R)
2SC4617(R)
IC4
5MS SW
Q55
5MV SW
Q36
RB521S-30
5MV
DC-IN DET
RN2105
AF AMP
2SB1184
(Q,R)
PROTECT
5.0V
11.5V
IC3,17
D9,14
Q16,17
Q22,23,24
Q59
AF/LAMP
AVR
RN2105
Q53
PROTECT
THERM DET
IC5
Q30
5MS
2SK1830
B
RB051L-40
Q33
AVR
IC9
ANT SW
D17
HSM88AS
HVC131
ANT SW
D12,D13
BPF/APC
(Ktype only)
VR
ANT
D26
1SS388
D25
MA2S111
CN2
B
PROTECT
D36
RB521S-30
D35
PROTECT
RB521S-30
PROTECT
D30
RB521S-30