Kenwood UBZ-LJ8 Скачать руководство пользователя страница 31

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SCHEMATIC DIAGRAM

UBZ-LJ8

C79

C87

470p

C63

0.1u

C61

0.1u

R47

12k

C112

15p

C153

22p

R67

2.2k

R97

C105

R54

100k

R55

68k

C90

100p

C149

C58

10p

R61

100k

C102

470p

C81

C103

C60

22p

C152

C53

470p

R95

R96

2.2k

R52

100k

C62

30p

R68

R51

220

C98

470p

R59

68k

C65

70p

C113

C67

R64

2SK3656

R57

C52

150p

C68

18p

C89

470p

C110

470p

C50

470p

C55

HVC131

R43

22k

C101

C57

0.1u

C73

470p

C93

470p

R71

470

C80

C94

C71

470p

C150

C75

R65

C66

R46

10k

R56

C99

470p

R50

220

C107

470p

C96

470p

C70

470p

R60

27k

2SC5108(Y)

Q14

C106

0.01u

C146

VR4

22k

C64

470p

C109

0.01u

R58

C59

30p

XF1

21.7MHz

C77

R44

4.7k

C144

4.5p

R98

100

C108

47p

L20

12n

L34

L22

15n

L41

150n

L21

15n

L27

20n

L13

10n

3SK318

Q10

L15

L32

L16

L33

L28

L37

6.8n

L18

220n

L17

8.2n

L30

18n

L29

18n

L38

27n

L14

6.8n

2SC5092

447MHz

L31

L79-1825-05

ANT

RF AMPLIFIER

RF POWER AMPLIFIER

RF AMPLIFIER

1ST MIXER

RF SWITCH

D1
D2

IC1
IC2

:TB31202FN
:TA31136FN

:HVC131
:1SV270
:1SV214
:MA2S111
:HVC131

D3
D4,5

:HSC277

D10
D11

:RB706F-40

:DTC114EE

Q2
Q3
Q4-6,14

:2SC5066(O)
:2SC4617(S)
:2SC5108(Y)

:2SC5092

:2SK3656

Q9,10

:3SK318

Q11

:KTC4082

Q13

:2SC4738(GR)

POWER

D10

HSC277

C88

R100

R99

R53

68k

L26

22n

C148

100p

C147 470p

1.01V

1.304V

RX:0.145V

RX:0.145V
TX:0.846V

TX:0.846V

TX:1.636V

RX:2.863V

RX:0.096V

RX:0.096V
TX:0.845V

TX:0.845V

RX:1.165V

RX:2.869V

RX:1.695V

RX:1.7V

RX:2.863V

RX:2.87V

RX:0.118V

RX:0.286V

RX:1.798V
TX:1.815V

RX:0.774V
TX:0.787V

RX:0.755V
TX:0.752V

RX:2.248V
TX:2.246V

RX:1.794V
TX:1.798V

RX:0.765V
TX:0.765V

RX:0.835V
TX:0.861V

RX:1.508V
TX:1.513V

RX:1.889V
TX:1.889V

RX:2.826V
TX:2.826V

RX:2.056V
TX:2.059V

RX:2.731V
TX:2.732V

1.533V

2.735V

RX:1.847V
TX:1.85V

RX:0.057V

RX:1.17V

RX:0.642V

0.478V

1.087V

1.041V

2.902V

1.451V

SP.ON :0.004V
SP.OFF :0.003V
INT.ON :6.58V
INT.OFF:0.004V
EXT. :5.77V

SP.ON :2.858V
SP.OFF :2.858V
INT.ON :0.025V
INT.OFF:2.858V
EXT. :0.007V

SP.ON :2.964V
SP.OFF :2.963V
INT.ON :0.018V
INT.OFF:2.964V
EXT. :0.019V

SP.ON :3.647V
SP.OFF :0.014V
INT.ON :3.647V
INT.OFF:3.647V
EXT. :3.633V

SP.ON :4.5V
SP.OFF :4.5V
INT.ON :4.5V
INT.OFF:4.5V
EXT. :4.49V

SP.ON :2.944V
SP.OFF :0.004V
INT.ON :2.945V
INT.OFF:2.944V
EXT. :2.946V

4.5V

1.451V

1.461V

1.437V

1.451V

RX:0.121V
TX:1.711V

RX:2.816V
TX:0.058V

RX:0.715V

RX:2.809V

RX:0V
TX:2.468V

RX:2.83V
TX:2.83V

RX:2.872V
TX:0.621V

RX:2.944V
TX:0.082V

RX:2.89V
TX:2.893V

RX:0.071V
TX:0.082V

RX:0.073V
TX:2.948V

RX:0.072V
TX:0.083V

2.95V

LAMP ON:0.079V
LAMP OFF:3.025V

LAMP ON:2.229V
LAMP OFF:4.5V

LAMP ON:4.49V
LAMP OFF:4.5V

2.893V

2.927V

TX:2.465V

TX:4.47V

TX:1.367V

TX:2.491V

TX:0.62V

TX:1.118V

TX:0.819V

TX:2.47V

RX:1.926V

RX:1.591V

RX:2.485V

RX:0.929V

TX:4.47V

RX:2.869V

TX-RX UNIT : RF SECTION (X57-6672-70) (B/2)

X57-667 4/4

Note : The components marked with a dot (

•

) are parts of layer 1.

Содержание UBZ-LJ8

Страница 1: ...UNIT X57 6672 70 A 2 20 TX RX UNIT X57 6672 70 B 2 24 SCHEMATIC DIAGRAM 26 BLOCK DIAGRAM 30 LEVEL DIAGRAM 32 UBC 4 BATTERY CHARGER 33 UPB 1 BATTERY PACK 33 SPECIFICATIONS BACK COVER B Black Y Yellow SL Silver CONTENTS Antenna T90 1016 05 Knob VOL K29 9258 03 Button knob PTT K29 9257 03 Cap SP MIC B09 0673 03 Front glass B10 2742 03 B B10 2748 03 SL Y Key top 4 keys K29 9256 02 Cabinet assy Front A...

Страница 2: ...30625 424 39375MHz LPF RF AMP ANT Simplex 446 00625 446 09375MHz ANT SW Fig 1 Frequency configuration Reception method Double super heterodyne 1st IF frequency 21 7MHz Lower 2nd IF frequency 450kHz Lower Transmission method VCO direct amplification Modulation Variable reactance phase modulation Table 1 MIX DET SP ANT ANT SW D8 D10 L32 RF AMP Q9 IF AMP Q11 AF AMP IC203 1st MIX Q10 LPF MCF XF1 21 7M...

Страница 3: ...noise and the rec tifier will output high voltage level When strong signal is received the FM IC detection noise is suppressed and the rectifier output voltage level will be low MPU compares this rectifier output level to a predeter mined level so as to determine when to turn on the speaker Noise amplifier Q13 and rectifier D11 are used here in stead of FM IC internal circuit to prevent temperatur...

Страница 4: ...e antenna switch circuit It helps to remove the harmonic components that is generated by transmission cir cuit Fig 6 Transmitter section configuration Fig 7 Microphone amplifier circuit Fig 9 Transmission output circuit Fig 8 VOX circuit MIC IC204 MIC AMP VR1 Q2 Q4 Q6 VCO Q14 RF AMP Q7 RF AMP Q8 RF AMP ANT SW LPF ANT AMP Pre emphasis BPF AMP Limiter Splatter filter 3 TX IN 7 MOD VCO IC209 Base ban...

Страница 5: ...he PLL IC will output a low voltage level signal at LD pin 5 to the MPU MPU will stop transmitting or receiving to prevent wrong frequency transmitted or received Control System Reset Circuit When a battery is inserted the MPU power supply pro vides the operating voltage after about 0 5sec The reset IC IC202 output a low signal to reset the MPU so that MPU starts to work correctly When battery vol...

Страница 6: ...ig 14 CTCSS circuit If there is no incoming signal or key press after 5 second unit will enter its power save mode In power save mode 3C and 3R will be turned on and off respectively for power sav ing Remote Control Circuit The voltage at the MPU REM pin 3 will be converted into a digital signal to carry out remote operation according to the predetermined voltages level The REM pin is set to about...

Страница 7: ... RF Ref No Use Function Operation Condition Compatibility Q1 Switch Off when RX Q2 Oscillator RX 424 30625 424 39375MHz TX 446 00625 446 09375MHz Q3 Ripple Filter Q4 5 Buffer Q6 RF Amplifier For RX TX Q7 RF Amplifier For TX Q8 RF Power Amplifier Transmit power Q9 RF Amplifier For RX Ref No Use Function Operation Condition Compatibility Q10 1st Mixer RX Frequency 1st local oscillation frequency Q11...

Страница 8: ...ON 48 3RC O 3R control L ON 49 SAVE O Battery save control L ON 50 CLK O Common clock 51 DAT O Common data 52 AKDIR O AK2346 DIR 53 PLLE O PLL IC enable 54 UL I PLL IC unlock 55 UP I UP key input Pin No Pin Name I O Function 56 DOWN I Down key input 57 QTOUT O CTCSS output 58 BEEP O Beep output 59 MICM O MIC mute H Mute 60 BATTL I Low battery detection 61 GND GND 62 VREF 3V reference voltage 63 BA...

Страница 9: ... CHIP C 5 0PF C C15 CC73GCH1H0R5B CHIP C 0 5PF B C16 CK73GB1H471K CHIP C 470PF K C17 CC73GCH1H030C CHIP C 3 0PF C C18 CC73GCH1H080D CHIP C 8 0PF D C19 CK73GB1H471K CHIP C 470PF K C20 CC73GCH1H030C CHIP C 3 0PF C C22 C92 0712 05 CHIP TAN 22UF 6 3WV C23 CC73GCH1H050C CHIP C 5 0PF C C25 CK73GB1H471K CHIP C 470PF K C26 CC73GCH1H080B CHIP C 8 0PF B C27 CC73GCH1H020B CHIP C 2 0PF B C28 CC73GCH1H030B CHI...

Страница 10: ...73GB1C473K CHIP C 0 047UF K C251 CK73GB1C104K CHIP C 0 10UF K C252 CK73GB1H103K CHIP C 0 010UF K C253 CK73GB1H222K CHIP C 2200PF K C254 255 CK73GB1A105K CHIP C 1 0UF K C258 259 CK73GB1A105K CHIP C 1 0UF K C261 CC73GCH1H121J CHIP C 120PF J C263 CK73GB1H182K CHIP C 1800PF K C264 CK73GB1H822K CHIP C 8200PF K C265 267 CK73GB1C104K CHIP C 0 10UF K C272 273 CK73GB1C473K CHIP C 0 047UF K C275 CK73GB1C223...

Страница 11: ...GB1J104J CHIP R 100K J 1 16W R64 65 RK73GB1J105J CHIP R 1 0M J 1 16W R67 RK73GB1J222J CHIP R 2 2K J 1 16W R68 RK73GB1J820J CHIP R 82 J 1 16W R69 RK73GB1J821J CHIP R 820 J 1 16W R71 RK73GB1J471J CHIP R 470 J 1 16W R72 RK73GB1J101J CHIP R 100 J 1 16W R73 RK73GB1J334J CHIP R 330K J 1 16W R74 75 R92 1252 05 CHIP R 0 OHM J 1 16W R77 RK73GB1J154J CHIP R 150K J 1 16W R78 R92 1252 05 CHIP R 0 OHM J 1 16W ...

Страница 12: ... 1 16W R320 RK73GB1J820J CHIP R 82 J 1 16W R321 RK73GB1J272J CHIP R 2 7K J 1 16W VR1 R12 7490 05 TRIMMING POT 47K VR3 R12 7491 05 TRIMMING POT 68K VR4 R12 7488 05 TRIMMING POT 22K VR201 2B R31 0642 05 VARIABLE RESISTOR 10K S200 S70 0434 05 TACT SWITCH PTT MIC200 1A T91 0555 05 MIC ELEMENT D1 HVC131 DIODE D2 1SV270 VARIABLE CAPACITANCE DIODE D3 1SV214 VARIABLE CAPACITANCE DIODE D4 5 MA2S111 DIODE D...

Страница 13: ...200 105 104 102 103 101 F E C D 27 24 18 4 1 8 B A B Ax2 A 17 14 VR201 F 700 Insulating sheet 701 Frame 702 Standard label 703 S No label 704 Model name plate TX RX unit A 2 TX RX unit B 2 A M2 x 4 5 N09 2291 05 B M2 x 14 N80 2014 45 C N14 0801 05 D ø4 TW N17 1040 46 E M2 x 5 N67 2005 46 F M2 x 4 N30 2004 46 VR201 assy ...

Страница 14: ...14 PACKING C D 1 2 3 UBZ LJ8 20 Belf hook J29 0700 03 7 Instruction manual B62 1669 10 705 Packing fixture 706 Warranty card 707 Item carton case Parts with the exploded numbers larger than 700 are not supplied ...

Страница 15: ...o 100kHz 2 Input level 50mV to 10Vrms 3 Measurement stability 3 or less at 1kHz 10 SSG 1 Frequency range 30 to 500MHz 2 Modulation FM 3 Output level 133dBm 0 05µV to 13dBm 50 1mV 11 Oscilloscope 1 Measurement range DC to 30MHz 12 Dummy Load 1 8Ω 1W ADJUSTMENT Setting 1 Power voltage DC 4 5V Current protection Approx 300mA 2 Frequency Channel frequency 12 5kHz step MHz Channel TX frequency RX frequ...

Страница 16: ... 2 Cut CN200 CN1 TX RX unit A 2 TX RX unit B 2 Extension cable E30 3480 08 TX RX unit A 2 TX RX unit B 2 ANT cable GND ANT terminal GND LCD VCC MODE POWER UP DOWN PTT EXT SP MIC LV VR3 L36 VR1 VR4 ANT Adjustment Points TX RX unit B 2 TX RX unit A 2 Component side view Component side view VR1 MAX deviation VR3 Reference oscillator frequency VR4 TX power adjustment L36 Quad coil adjustment LV VCO lo...

Страница 17: ...on is not 0 35kHz per form step 1 again to select different value then measure the deviation 3 Perform step 1 and 2 until you get the deviation value 0 35kHz Battery voltage detection adjustment Set the DC power supply voltage to 3 20V and connect the cable to the transceiver Busy Squelch detection adjustment Set your SSG Synthesized Signal Generator values as fol lows Frequency 446 00625MHz CH1 M...

Страница 18: ...writing the value to the EEPROM IC210 Press MODE key to cancel writing the value to the EEPROM IC210 Press UP DOWN keys to adjust the CTCSS deviation adjustment value Press PTT key to confirm the deviation You must set the tone number to 24 151 4Hz prior to the measurement Blink Blink Blink Blink Press UP DOWN keys to adjust the VOX gain level Note PLL unlock status is not examined while in Adjust...

Страница 19: ...2 1 9kHz sensitivity AG 1kHz 5mV AF V M PTT ON 4 CTCSS 1 Enter the adjustment mode Linear TX RX ANT UP Write the new 0 35kHz 0 05kHz deviation then write the CTCSS detector B 2 DOWN adjustment value deviation level by pushing PTT 1CH 446 00625MHz Tone No 24 151 4Hz PTT ON 2 Tone No 38 250 3Hz Check 0 25 0 40kHz PTT ON 1 Quad coil 1 4CH 446 04375MHz SSG TX RX ANT TX RX L36 Maximum AC level 0 9V or ...

Страница 20: ... Q211 Q212 Q216 Q217 D G S Q219 D G S Q220 VCC J72 0869 09 A 2 DOWN MODE UBZ LJ8 PC BOARD TX RX UNIT X57 6672 70 A 2 Component side view J72 0869 09 A 2 Ref No Address IC202 11G IC203 4G IC207 11F IC209 7M Q201 7K Q210 11K Q211 9G Ref No Address Q212 11J Q213 3O Q215 11L Q216 5G Q217 3F Q218 11O Q219 3J Ref No Address Q220 4H D200 11E D203 7L D205 4P D208 3K D209 4F D210 4F DTA123JE DTC114EE KTC40...

Страница 21: ...D203 C263 C264 D205 C265 C266 C267 D208 C279 C288 IC209 1 12 13 24 C293 C294 C295 C296 C297 C298 C299 R314 R318 R319 R320 C300 C301 C302 C303 Q201 Q210 Q212 Q213 Q215 Q218 Q219 D G S UP POWER D G S LCD PTT MIC PTT GND COM2 COM1 COM0 S15 S14 S13 WRITE S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 S0 REM SPG AEO TX RX UNIT X57 6672 70 A 2 Component side view J72 0869 09 A 2 PC BOARD UBZ LJ8 CPH3413 3SK318 ...

Страница 22: ...5 C286 IC208 1 16 17 32 33 48 49 64 IC210 C290 IC211 1 4 5 8 J200 EXT SP MIC R300 R301 R302 R303 R304 R305 R306 R307 R308 R310 R311 R312 R315 R317 C304 C306 C307 Q200 R202 1 2 19 20 GND MOD TO BUSY 3C UL CK DT EP CRS AFO GND GND GND GND 3T 3R B B B WRITE PTT MIC REM SPG AEO PTT GND VR201 AF VOL 1 4 5 8 UBZ LJ8 PC BOARD TX RX UNIT X57 6672 70 A 2 Foil side view J72 0869 09 A 2 Ref No Address IC204 ...

Страница 23: ...1 2 3 4 5 6 7 8 9 10 11 12 13 14 J72 0869 09 A 2 TX RX UNIT X57 6672 70 A 2 Foil side view J72 0869 09 A 2 PC BOARD UBZ LJ8 CAT24WC01JI18 TA31136FN TK71530ASCL 2SK3656 Component side Foil side Layer 1 Layer 2 Layer 3 Layer 4 ...

Страница 24: ...C300 C301 C302 C303 C305 F200 Q201 Q210 Q211 Q212 Q213 Q215 Q216 Q217 D G S Q218 Q219 D G S Q220 VCC J72 0869 09 A 2 DOWN MODE UP POWER D G S LCD PTT MIC PTT GND COM2 COM1 COM0 S15 S14 S13 WRITE S12 S11 S10 S9 S8 S7 S6 S5 S4 S3 S2 S1 S0 REM SPG AEO UBZ LJ8 PC BOARD TX RX UNIT X57 6672 70 A 2 Component side view J72 0869 09 A 2 TX RX UNIT X57 6672 70 A 2 Component side view J72 0869 09 A 2 PC BOARD...

Страница 25: ... MIC R300 R301 R302 R303 R304 R305 R306 R307 R308 R310 R311 R312 R315 R317 C304 C306 C307 Q200 R202 1 2 19 20 GND MOD TO BUSY 3C UL CK DT EP CRS AFO GND GND GND GND 3T 3R B B B WRITE PTT MIC REM SPG AEO PTT GND VR201 AF VOL J72 0869 09 A 2 1 4 5 8 UBZ LJ8 PC BOARD TX RX UNIT X57 6672 70 A 2 Foil side view J72 0869 09 A 2 TX RX UNIT X57 6672 70 A 2 Foil side view J72 0869 09 A 2 PC BOARD UBZ LJ8 Re...

Страница 26: ...C128 R18 C129 R19 L41 C130 R20 C131 R21 C132 R22 C133 C134 Q1 Q2 Q4 Q5 Q6 Q7 B C E E Q8 G S D C140 R30 R35 R2 C146 R3 R37 C147 R4 R38 C148 R5 C149 R6 R7 R8 R9 VCO C150 C152 C153 R43 R44 VR1 MOD R46 R47 VR3 FREQ VR4 PWR R50 R51 R52 R53 R54 R55 R56 R67 R68 R75 R78 R80 R81 R85 R86 R87 R88 R89 R91 R95 R96 R97 R98 R99 C10 C12 C13 C15 C19 ANT LV J72 0869 09 B 2 UBZ LJ8 PC BOARD TX RX UNIT X57 6672 70 B ...

Страница 27: ...122 R13 R14 C125 C127 R24 C135 R25 C136 R26 R27 Q3 C138 R28 R29 Q9 D S G G C141 R31 C142 R32 C143 R33 R34 C144 R1 R57 R58 R59 R60 R61 R64 R65 R69 R71 R72 R73 R74 R77 R82 R83 R84 CN1 R90 R92 X1 C14 C16 C17 C18 GND MOD TO BUSY 3C UL CK DT EP CRS AFO GND GND GND GND 3T 3R B B B 1 19 20 2 J72 0869 09 B 2 PC BOARD UBZ LJ8 TX RX UNIT X57 6672 70 B 2 Foil side view J72 0869 09 B 2 Ref No Address IC1 5G I...

Страница 28: ...X PTT POWER WRITE DOWN_KEY MODE_KEY UP_KEY COMM_CLK AKM_DIR BTL_IN SP_AMP SP_MUT FLASH BTL_OUT S6 S7 S0 S8 S9 S1 S2 S3 S11 S10 S4 S5 S15 S14 S13 S12 COM2 COM1 COM0 C_3MS C_3T C_3R C_3C COMM_DATA REM TxD RxD TX RX UNIT CONTROL SECTION X57 6672 70 A 2 POWER PTT UP DOWN MODE 3T SWITCH 3C SWITCH 3R SWITCH 3MS SWITCH LAMP LED SWITCH VOLTAGE DETECTION AVR BASEBAND IC LAMP LED VOLTAGE DETECTION IC207 TK7...

Страница 29: ...FLASH ROM I O PORT TO MIC MUTE SWITCH VOX AMPLIFIER AF AMPLIFIER AVR AF SWITCH AF SWITCH Q217 219 AF AMPLIFIER MIC AMPLIFIER LOW PASS FILTER PROTECTION DIODE PROTECTION DIODE MIC MUTE DIODE TONE SIGNAL DETECTION TONE SIGNAL DETECTION TONE SIGNAL DETECTION VOLTAGE LEVEL SHIFT DIODE D209 210 IC208 IC209 IC210 IC211 BD4724G BD4730G TK71530ASCL M38C24M6502HP AK2346 AT24C01A10SI18 or CAT24WC01JI18 NJM2...

Страница 30: ... LV R35 22k R91 10 T0 BUSY B 3R 3T 3C EP UL CK DT GND B B CRS GND GND MOD GND GND 450kHz 2nd IF AFO SHIELD CASE VCO SWITCH BUFFER BUFFER OSCILLATOR RIPPLE FILTER RF AMPLIFIER IF AMPLIFIER NOISE AMPLIFIER PLL IC FM IC RF SWITCH VARIABLE CAPACITANCE DIODE VARIABLE CAPACITANCE SWITCH D3 SPEED UP D4 DIODE RECTIFIER TX RX UNIT RF SECTION X57 6672 70 B 2 MAX DEV TX FREQ TCXO QUAD COIL X1 21 25MHz L77 19...

Страница 31: ... L17 8 2n L30 18n L29 18n L38 27n L14 6 8n 2SC5092 Q7 447MHz L31 L79 1825 05 ANT IF RF AMPLIFIER RF AMPLIFIER RF POWER AMPLIFIER RF AMPLIFIER 1ST MIXER RF SWITCH RF SWITCH D1 D2 IC1 IC2 TB31202FN TA31136FN HVC131 1SV270 1SV214 MA2S111 HVC131 D3 D4 5 HSC277 D8 D10 D11 RB706F 40 Q1 DTC114EE Q2 Q3 Q4 6 14 2SC5066 O 2SC4617 S 2SC5108 Y Q7 2SC5092 Q8 2SK3656 Q9 10 3SK318 Q11 KTC4082 Q13 2SC4738 GR POWE...

Страница 32: ... 3T SWITCH 3C SWITCH 3R SWITCH 3MS SWITCH LAMP LED SWITCH VOLTAGE DETECTION AF AMPLIFIER AVR AF SWITCH AF SWITCH Q217 219 AF AMPLIFIER MIC AMPLIFIER AVR BASEBAND IC LOW PASS FILTER PROTECTION DIODE PROTECTION DIODE MIC MUTE DIODE TONE SIGNAL DETECTION TONE SIGNAL DETECTION LAMP LED TONE SIGNAL DETECTION VOLTAGE LEVEL SHIFT DIODE D209 210 SWITCH BUFFER BUFFER OSCILLATOR RIPPLE FILTER RF AMPLIFIER R...

Страница 33: ...TA 123JE DTA 123JE DTA 123JE DTA 123JE SW Q215 Q210 SW 3MS 3R 3C 3T TC75 S51F MIC AMP IC204 D204 AGC DET MA 742 2SC 4919 Q200 AGC DAN 222 D202 DET MIC MUT MIC BEEP TXA1 TX RX SW VR1 6 4 5 1 5dB RXA1 VR3 4 3 5 0 5dB AFO UL NJM 2100V 2SC 4738 GR Q201 AMP D203 DET VOX SCLK 3MS SCLK Q13 2SC 4738 GR AF AMP DET D11 RB706 F 40 BUSY 3 633MHz SP_AMP SP_MUT BEEP C_3MS SCLK C_3R C_3C C_3T CTCSS_OUT MIC_MUT C...

Страница 34: ... SMF MOD 4 5 4 5 1 5dB VR4 RXA2 IC209 BASEBAND IC AK2346 SCLK 3 633MHz SP_AMP CPH3413 2SK1824 Q217 Q219 BTL SW CPH 3413 SP_MUT SP_MUT 2SA 1362 GR 2SC 4617 S Q220 SW B REM BTL_IN PTT MIC 3MS CTCSS_OUT LPF MOD SP BY PASS EXT SP EXT MIC Q8 RF AMP 3T 2SK 3656 LPF VR4 P CONT MIC VR201 AF VR MIC200 TX RX FREQUENCY 446 00625MHz 446 09375MHz X 424 30625MHz 424 39375MHz J200 ANT SCRAMBLER DE SCRAMBLER SPLA...

Страница 35: ...8 3dBm RF 27 0dBm RF 117dBm RF 118 5dBm RF 104 5dBm RF 101dBm IF1 95 5dBm IF1 64 5dBm IF2 50mV AF AF 350mV AF 224mV Q14 117 5dBm RF C70 C102 J200 3 4 3 7 16 9 2 5 Q8 Transmitter Section LEVEL DIAGRAM Receiver Section Microphone input 1kHz 5 0mVrms 1 5kHz DEV AF Measurements are taken by AF VTVM RF Measurements are taken by RF VTVM Each of the levels plotted from the RF to IF is the level which can...

Страница 36: ...UBC 4 Schematic Diagram UPB 1 External View UPB 1 Specifications Dimensions W x H x D mm Projections included 44 44 x 14 5 x 50 45 51 Weight 68g Nominal battery capacity 3 6V 700mAh Discharge terminal Charge terminal R1 9 1 1W R2 9 1 1W R8 9 1 1W D1 R4 3 3K Q1 2SA688 LED1 R5 820 1 3 2 JA1 9V 50mA Charge terminal UPB 1 Schematic Diagram UBC 4 Parts List New parts New Parts No Description Desti part...

Страница 37: ...o Italy KENWOOD IBERICA S A Bolivia 239 08020 Barcelona Spain KENWOOD ELECTRONICS AUSTRALIA PTY LTD A C N 001 499 074 16 Giffnock Avenue Centrecourt Estate North Ryde N S W 2113 Australia KENWOOD ELECTRONICS HONG KONG LTD Unit 3712 3724 Level 37 Tower one Metroplaza 223 Hing Fong Road Kwai Fong N T Hong Kong KENWOOD ELECTRONICS TECHNOLOGIES S PTE LTD Sales Marketing Division 1 Ang Mo Kio Street 63...

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