TK-3230
43
BLOCK DIAGRAM /
方块图
Low Pass
Filter
ANT
D101: HVC131
D201: HSC277
Switch
Final
Amp
Q104:
RQA0002DNS
Q103:
RQA0004PXDQS
Drive
Amp
3T
SB
SB
RF Amp
Band Pass
Filter
1st
Mixer
RF Amp
3R
3R
L218: L79-1807-05
Q204: 3SK294
Q203: 3SK318
3C
Q6: 2SC5066-F(O)
Buffer
Amp
Q5: 2SC5066-F(O)
XF200: L71-0586-05
1st IF: 38.85MHz
VCO
3C
Lipple
Filter
Q4: 2SC4617(S)
Q2: 2SC5488
RF Amp
Q3: 2SC5488
Mod
D4: 1SV214-F
Frequency
Control
3C
D2: 1SV270-F
Shift
Switch
3C
D1: RSK151KJ
Q1: 2SK1824-A
IF Amp
Q201: 2SC4082
3R
3C
Discriminator
CD200: L79-1866-05
3R
421.150~
431.150MHz
1st Local:
Oscillator
Tx: 460.000~470.000MHz
Rx: 421.150~431.150MHz
2nd Local: 38.4MHz
958-05
2nd IF:450kHz
BUSY
FM IF IC
IC200: TA31136FNG
Tx/Rx: 460.000~
470.000MHz
Crystal
Filter
Monolithic
Rx: 460.00~470.000MHz
Amp
Amp
Volume
Volume
emphasis
Pre-
Low Pass
High Pass
Filter
Filter
Scrambler/
De-
Scrambler
Limiter
platter
De-
emphasis
olume
PTT
Mic Amp
Mic
3M
AGC/Mute
3M
IC302(1/2): TK62012F
Q303: 2SC4919
D303: DAN222
D301: RB706F-40
MICMUTE
VOX Amp
3M
IC302(2/2): TK62012F
D300: DA221
D302: RB706F-40
VOX
AF Power
Amp
IC303: LM4865M
RXAF
BEEP
AGNDIN
AGND
Base Band IC
IC300: AK2346
RXLPFO
Low Pass
Filter
RXLPFO
AGND
3M
RDF
3M
T/DQT_IN
IC301: NJM2100V-ZB
RSSI
ANT
Mic
T91-0651-15
MIC300:
E11-0703-05
SP/MIC Jack
J300:
Speaker
Volume
VR301:
R31-0667-05
T07-0362-25
8 Ohm
T90-1068-05
L219,L221,L222
C255,C258,C261,C264
Detector
3M
D/A
Converter IC100: BH2219FVM
D5: MA2S111-F
Switch
Q200: KRA304E-P
W/N
VCONT
Tx: 460.000~
470.000MHz
Pre-drive
Amp
Q101:
2SC5092-F
PC
DI/O
SCLK
DI/O
SCLK
XIN
DIR
TCLK
TDATA
AGND
Mute
Switch
Q302: 2SK1824-A
SPDET
TXD
SPDET
SB
Switch
SPAMP
Q301: 2SK1824-A
3R
Surge
Protector
D306: KDZ3.3V
D307: KDZ3.3V
3T