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46

7

6

5

4

3

2

1

T

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R

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P

O

N

M

L

K

J

I

H

G

F

E

D

C

B

A

SCHEMATIC DIAGRAM   

TK-8108H

Note : The components marked with a dot (

) are parts of layer 1.

R:0.74V

R:3.8V

R:1.2mV

R:13.5V

R:2.49V

R:0.64V

R:3.37V

R:7.9V

T:13.6V
R:12.6V

W:4.9V
N:0V

R:2.46V

T:0.49V

T:2.8V

R:0.7mV

R:1.48V

R:0.82V

T:2.4V

R:7.9V

T:16V

T:4.9V

T:0.79V

R:0.58V

R:7.08V

R:7.9V

R:4.9V
T:0.8mV

4.9V

R:7.9V

T:7.9V

5.0V

R:4.85V

R:7.22V

T:0.97V

T:6.7V

R:7.59V

R:6.2V

R:1.62V

R:4.9V

R:6.3V

R:0.75V

T:0.9V

R:7.25V

R:5.44V

R:4.17V

R:4.9V

R:6.8V

R:1.85V

5.0V

R:7.9V

T:5.65V

R:4.9V

R:6.9V

R:2.78V

T:7.9V

T:1.13V

R:13.5V
T:13.0V

R:12.8V

W:0V
N:4.9V

R:0.76V

R:1.77V

R:7.77V

R:1.11V

R:0.75V

R:4.82V

R:1.66V

R:0.89V

R:4.5V

R:7.9V

T:3.37V

R:6.6V

T:6.62V

T:1.2V

T:4.80V
R:4.86V

T:7.23V

R:2.4V

R:3.1V

T:2.0V

T:7.9V

T:1.6V

T:1.22V

T:1.15V

T:5.58V

0.17V

3.7V

11.40V

11.1V

0.16V

0.17V

3.7V

11.38V

11.34V

0.16V

0.16V

0.15V

0.17V

11.40V

9.57V

0.16V

4.23V

4.96V

13.46V

11.35V

11.4V

-t

-t

-t

-t

-t

FNC7

FNC3

FNC1

FNC5

FNC4

FNC8

FNC6

FNC2

C308

1000p

CN2

1

2

3

4

5

6

7

8

9

10

11

12

R537

82k

56k

5C

17

R128

1k

C251

4.7u6.3

C14

470p

C104

0.1u

C409

0.1u

8R

R424

R254

680

R61

470

R417

220k

B

C467

470p

C611

C307

0.022u

D3

DA

221

R110

47k

D401

MA2S111

C425

0.1u35

C206

1000p

R352

100

C560

470p

R507

47

C306

1000p

270k

D6

DA

221

R429

100

R433

4.7k

10k

150

R251

47k

D409

DAN235E

R37

10k

2SC4617(S)

Q251

C535

220p

33p

33p

L415

R259

12k

C312

0.1u

B

D9

DA

221

IC33

NJM78L05UA

2

COM

3

IN

1

OUT

R1

100

R94

5.6k

R403

1k

R38

330k

C201

0.1u

C88

6p

C412

10u6.3

C364

470p

R263

91k

R418

1k

R408

10

5M

R272

1.5k

R422

10k

R261

120k

CN3

1

IGN

2

DATAI

3

DETO

4

TXAFI

5

TXAFO

6

EMGMIC

7

RXAFO

8

ALTI

9

RXAFI

10

5C

11

8C

L201

C309

0.022u

8C

5M

C221

0.1u

R68

1k

D8

DA

221

48

48

R113

47k

8C

C72

470p

C428

470p

70

C539

470p

5C

C319

100p

C430

R318

10k

8R

R311

SB

C213

3300p

C437

470p

C232

470p

R531

47k

R82

0

46

R208

1.5k

R258

2.7k

C351

33p

R427

100k

R414

0

43

47

C423

0.047u35

5M

36

R358

47

R601

22k

R269

82k

R203

100k

R274

15k

R2

0

C257

0.039u

R302

4.7k

R436

120k

R423

R362

470k

R40

390k

D11

DA

221

BSB

D604

XB15A709

R123

0

C103

1000p

R217

220k

86

8R

46

SB

R31

4.7k

8T

83

R33

47k

D404

MA2S304

C427

C432

0.5p

6p

2SK1824

Q252

D1

D

A221

C52

470p

C66

470p

C466

5p

3p

8R

R360

470k

C203

0.027u

C301

4.7u6.3

84

17

C33

470p

C404

15u6.3

3SK255

Q353

G1

D

S

G2

C414

0.1u

9

R539

100

D251

MA742

C543

470p

R230

120k

C357

0.01u

47

5M

R108

47k

C78

1000p

R305

C361

470p

5C

C77

470p

29

R250

47k

35

L509

9.5T

C228

10u6.3

R511

470

C555

0.47u

CN800

R87

1k

R214

68k

C40

0.1u

0.047u

2SC2412K

Q301

R430

100

18p

4.7u

27n

C410

10u6.3

8C

3

D302

DAN222

R35

47k

5M

R266

5.6k

5M

D303

DAN222

C25

470p

R514

R41

330k

49

R222

1k

36

R431

100k

84

C451

470p

C605

R125

1k

C87

18p

C362

470p

R257

1M

R115

1k

R5

22k

SB

7

C448

470p

C231

470p

R361

22

C36

470p

R164

1k

C212

1200p

5C

R109
1.5k

C259

0.01u

R354

560

R264

120k

R231

68k

R527

470k

R322

100

C227

0.01u

C326

0.01u

83

L404

R270

2.7k

R223

4.7k

C50

0.01u

C359

12p

L412

R402

1k

C431  5p

R317

10k

C353

0.01u

L302

330n

D406

MA2S304

R262

18k

IC202

NJM2904V

1

2

3

4

V+

R209

240k

C19

470p

C32

1000p

R412

12k

C21

470p

R112

47k

D405

MA2S304

C162

4.7u6.3

C607

0.5p

8T

C538

0.47u

R165

1k

POWER

D61

02DZ18(X,Y)

R91

1k

R425

47k

C45

22u10

R206

100

C207

0.022u

8C

C272

1000p

TC401

10p

8p

4.7u

4.7u

4.7u

R435

100

8T

2SJ243

Q407

L351

0.47u

R71

4.7k

C556

470p

C230

0.1u

L601

3.5T

D503

02DZ5.1(Y)

5C

8T

C39

0.1u

C211

820p

R538

R73

100k

C26

470p

L501

15n

R301

4.7k

78

C463

470p

R316

22k

C263

0.033u

R212

82k

R304

3

C358

470p

R319

10k

R219

56k

R162

1.5k

R252

470k

C509

4p

D2

DA

221

71

C226

4700p

R310

1k

C505

470p

IC32

NJM78L05UA

2

COM

3

IN

1

OUT

R161

1.2k

R116

1k

C20

470p

IC401

MB15A02

1

2

3

4

5

6

7

8

11

12

13

14

15

16

17

18

19

20

C461

470p

C215

0.1u

5C

C304

L410

R74

47k

C514

470p

L303

330n

C13

470p

L407

R321

22k

R273

4.7k

C441

0.3p

3p

R86

0

C56

470p

R370

470k

99

R324

0

R207

750k

C456

4p

C401

100p

R93

5.6k

5C

45

R268

1k

R355

680

C444

470p

D4

DA

221

D5

DA

221

R602

22k

TC402

2

COM

1

IN

3

OUT

L406

R232

9.1k

R265

5.6k

C252

39p

C220

4.7u6.3

C266

0.1u

R421

1.5k

R205

820

8R

R39

470k

IC301

TK14489V

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

R271

560

L418

27n

L405

R363

150k

R439

120k

1

2

3

4

5

6

7

8

V+

D202

1SS372

R122

0

TH97

100k

R117

1k

R502

4.7k

C403

100p

L508

1.5T

8C

R166

1k

R127

1k

C613

470p

C264

0.033u

L417

C317

0.1u

C24

470p

R249

47k

C322

56p

R325

33k

C449

470p

C571

470p

C269

1u

D402

HZU5ALL

L304

330n

TH98

100k

5M

C152

3900p

C217

10u6.3

C379

470p

CN4

1

GND

2

NC

3

NC

4

NC

5

TXDATA

6

NC

7

NC

8

RESET

9

RXDATA

10 SIGOUT(L)

11 VCC

12 NC

13 SIGOUT(H)

14 DISC

15 BEETOUT(H)

16 BEEPOUT(L)

17 IRQ

18 NC

19 NC

20 GND

R359

330k

R306

CNVSS

R320

10k

IC34

PST9140NR

1

2

3

4

5

C253

1u

R822

470

C610

C454

6p

R220

15k

C614

470p

R373

180k

C439

L416

8C

R119

1k

R419

1k

C416

470p

C504

470p

C17

470p

R432

1k

R81

47k

R92

1k

L502

22n

R532

0

R36

1.5k

70

C311

0.1u

D607

MA742

1

2

3

4

5

6

7

8

C267

0.47u

R323

150k

C450 22u10

R130

1k

R211

82k

C214

150p

C572

0.01u

C208

0.01u

R76

18k

(D)

R204

18k

1

5M

L408

L301
L34-4554-05

R530

820

C10

1000p

C537

47u25

R517

10

C573

0.01u

71

R442

100

C575

470p

R267

0

5C

C570

470p

L411

8R

R371

390k

C532

470p

C229

4.7u6.3

R229

680k

IC35

PST9140NR

1

NC

2

VEE1

3

VEE2

4

OUT

5

VCC

C164

10u6.3

R314

2.2k

C316

0.1u

45

2SC4919

Q201

C15

470p

R501

1k

L602

1.5T

470p

R413

10k

C363

0.01u

C218

10u6.3

C366

0.1u

R124

47k

C429  1p

C402

100p

C258

0.01u

R75

1k

R213

330k

R353

100k

C406

1000p

100

C512

470p

R529

470

C260

0.01u

D7

D

A221

R275

15k

R34

4.7k

C324

0.01u

C43

22u10

C360

8p

R111

1k

C18

470p

86

R121

0

8C

C16

470p

R315

18k

R215

68k

R351

470

SB

R104

1k

C574

1000p

R225

150k

R404

10k

R411

10k

R416

470

R407

1.5k

30

R151

10k

CN1

43

B

X401

L77-1868-15

C82

470p

L603

1.5T

R410

10k

C318

0.1u

C53

470p

R521

100

C102

0.1u

R369

150

R4

3.3k

R227

22k

KTA1664(Y)

Q35

C270

4.7u6.3

3SK255

Q352

G1

D

S

G2

R426

47k

R32

470

C434

29

R228

10k

R106

1k

R118

1k

C268

0.1u

C256

0.018u

B

C210

0.1u

R126

1k

C225

1u16

C205

0.1u

C417

470p

C536

470p

R303

22k

4.7k

1.8k

220p

220p

R221

15k

5M

R163

47k

C310

0.33u

C254

1u

C261

0.01u

C262

470p

C421

470p

2SK1824

Q253

C89

6p

C452

470p

220

R506

10k

C42

0.01u

C442

10u6.3

C559

0.1u

L414

R201

680

R101

47k

R372

680k

C51

10u6.3

1

2

3

4

V+

5

6

7

8

9

10

11

GND

12

13

14

R152

4.7k

C377

470p

7p

6p

8n

8n

7p

6p

8C

R313

100k

C378

470p

C151

1800p

IC501

TA75W01FU

1

2

3

4

VEE

5

6

7

8

VCC

8

8

L409

R78

1k

5M

C564

C440  4p

C98

470p

R441

1k

C90

18p

35

C315

0.1u

C314

0.01u

85

C502

C54

0.1u

5C

R528

470

C161

1000p

C464

470p

C35

470p

99

TH301

100k

33k

47k

5M

C513

470p

D407

MA360

R66

47k

C455

2p

R405

0

R202

0

C97

470p

R434

0

R309

3.3k

C44

22u10

C22

470p

C37

470p

R260

220k

Q34

KRC102S

R129

0

D31

ZSH5MA27

C250

0.1u

5C

R107

47k

C541

L506

17.5n

D408

MA2S111

IC161

M62363FP

9

7

69

C436

0.5p

6p

10p

1p

C422

470p

C302

1000p

4700p

C603 0.5p

6p

8p

5p

C435

R516

3.3k

R102

47k

C323

270p

C411

0.1u

L352

0.47u

R67

47k

R69

1k

C34

330u25

C355

18p

L403

10u

8R

C41

22u10

C375

470p

C202

470p

R72

1M

2SK1824

Q1

D201

DAN222

D502

DA221

L420

27n

C507

470p

R114

1k

C413

0.01u

R62

1k

D602

MA4PH633

L604

9.5T

R218

82k

C438

C83

0.1u

C271

3300p

R255

5.6k

R415

0

C265

0.1u

C255

8200p

1

85

2SJ243

Q202

1

2

3

4

V+

5

6

7

8

9

10

11

GND

12

13

14

R420

2.2k

C604  1p

R3

1k

30

C23

470p

R105

1k

R443

2.2k

R533

0

L101

R216

270k

D606

MA742

C204

2.2u10

R103

1k

C418

1000p

Q71

KRC414RTK

R226

100k

R312

5M

R515

10

R440

100

C305

L413

C608  3p

R428

47k

8p

27n

27u

R603

47k

R70

47k

C163

470p

R224

1k

C61

470p

R409

100k

C313

15u6.3

C424

3.3u10

R308

330k

49

R253

0

C501

470p

78

100

C233

4.7u6.3

C38

470p

R77

130k

(D)

C426

C101

470p

8C

C303

R444

1k

R401

1k

R131

1k

D403

MA2S304

R256

5.6k

R233

6.8k

Q408

KRX102U

C408

22p

69

R606

220

D10

DA

221

C49

0.01u

C55

0.1u

R445

0

R509

10

47

R513

6.8k

R512

3.3k

C510

470p

C511

470p

R446

0

C516

3p

2SK2596

Q502

C520

470p

R518

15k

R519

22

R520

33k

L503

3.3n

R522

0

C522

0.1u

C521

470p

L504

10n

C523

8T

C517

470p

C518

47u16

PD55008TR

Q503

R536

10

820

820

C528

47p

47p

10p

12p

8p

C527

C534

470p

C526

9p

5n

5.6

47p

R534

R535

56k

68k

R525

L505

C524

C540

L507

2.5n

33p

C545

C549

C548

C551

30p

9p

9p

3p

C550

30p

C567

C565

C576

220p

C602

D601

MA4PH633

C391

470p

D355

8n

L360

C380

470p

L361

8n

C381

C389

0.01u

R377

0

L358

R375

0

R374

100k

C385

470p

R376

100k

TC353

6P

R380

100k

C390

TC352

R381

C388

C384

C382

470p

C386

L359

C383

0.5p

0.75p

8p

0

R378

100k

C376

470p

L356

L357

39n

R367

100

C369  1.5p

R364

0

C373  9p

L355

C371

0.5p

470p

C370

470p

C372

15p

C367

C368

7p

HVC350B

HVC350B

HVC350B

HVC350B

HVC350B

8n

8n

18n

R365

100k

L354

C374

7p

R366

100k

C356

2p

C354

6p

TH351

3.3k

C515

470p

C321

33p

R279

4.7k

R278

12k

C275

1u

C281

470p

R277

68k

C277

470p

C280

47u16

C283

1000p

C276

470p

R276

47k

Q254

DTC363EU

R280

390

C273

1u

C278

0.1u

5C

C279

4.7u16

R281

0

BSB

1

2

3

4

5

6

7

8

9

10

J1

C282

470u16

C274

0.22u

CN5

Q255

KRC102S

C30

1000p

C29

470p

C28

220p

C48

C433

470p

27u

27u

27u

TH401

26

27

28

29

30

31

32

33

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

49

50

51

52

53

54

55

56

57

58

59

60

61

62

63

64

65

66

67

68

69

70

71

72

73

74

75

76

77

78

79

80

81

82

83

84

85

86

87

88

89

90

91

92

93

94

95

96

97

98

99

100

R605

15k

D608

1SS355

VR1

47k

D354

D353

D351

D352

D605

XB15A709

R823

0

R526

R524

AFM(CPU50)

APC VOLTAGE
DETECT

OVER VOLTAGE

E

REVERSE
CONNECTION
PROTECTION

VOLTAGE
DETECTOR
RESET

D606,607

8C

-

INT(CPU18)

ANT SW

MODULATION

RESET(CPU10)

-

-

W/NI(EV

O

L1)

AFI(EVOL12)

+

AF AMP

AF MUTE

-

VOLTAGE REGULATOR

TP

DC
AMP

KEC

FM DEMODULATION

OR GATE

BUFFER AMP

8C

+

SB

16.8MHz

MOD

SPLATTER FILTER

+

-

KEC

+

D407

+

8R

-

+

IF SWITCH

8C

8TC

5C

X57-6710-24  TX-RX UNIT

DRIVE1

VOLTAGE
DROPPED

PLL SYNTHESIZER

TCXO

KDC

AGC

VOLTAGE
PROTECTION

KEC

PLL IC

8CL

8CL

TEMPERATURE
COMPENSATION

RSSI(CPU92)

MIC

RSSI(CPU92)

-

DTMI(EVOL16)

TXD

AFV

RXD

+

KEC

-

B

HPF

TV

LIPPLE
FILTER

DIGITAL

1/2Vcc

POTENTIOMETER

RESET(CPU10)

RSSI(CPU92)

+

5M

RX

LIPPLE
FILTER

DETECTION

VOLTAGE
DETECTOR
INT

1,1A

FR

OO(EV

OL23)

1/2Vcc

5M

-

PLLE(CPU3)

5M

-

SQIN(CPU93)

+

KEC

50.4MHz

CK(CPU54)

W/NO(EV

OL2)

DI

DT(CPU53)

CV

8TC(CPU77)

8RC(CPU76)

+

+

-

+

INT(CPU18)

8R

-

Scrambler

-

D31

-

Scrambler

W/NI(EVOL1)

+

1/2Vcc

KEC

IDC

SBC(CPU82)

MIXER

5M

+

5C

TX/RX(CPU20)

CV

PC

8T

ANT SW

TV

SPM(CPU51)

KEC

AFO(EVOL11)

AMPSW(CPU52)

TEMPERATURE
COMPENSATION

RF AMP

Q402,403

CHARGE PUMP

D405,406

TX VCO

D403,404

RX VCO

VC

GND

2SC4649(N,P)

Q404

2SC4738(GR)

Q403

2SA1832(GR)

Q402

2SK508NV(K52)

Q405

RX VCO

TX VCO

T/R SW

LIPPLE
FILTER

BUFFER AMP

2SC5108(Y)

Q411

RF AMP

XF351

49.95M

L71-0591-05

RF SWITCH

PRE DRIVE AMP

PRE DRIVE AMP

2SC3356(R24)

Q501

DRIVE AMP

D351,352

RF BPF TUNING

RF BPF TUNING

D353,354,355

FINAL AMP

RD60HUF1-01

Q504

D604,605

ANT SW

D1-3

SURGE ABSORPTION

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

5C

CE

CL

DI

MIC

PTT

POWER

HOOK

CM

KMI2

KMI1

KMI3

KMI4

KMO1

KMO2

SB

MIC

W/NI(EVOL1)

PC/TV

8RC(CPU76)

8TC(CPU77)

CK(CPU54)

W/NO(EVOL2)

AFO(EVOL11)

DT(CPU53)

AMPSW(CPU52)

PC/TV

MIC

W/NO(EVOL2)

AFO(EVOL11)

8TC(CPU77)

8RC(CPU76)

SMP(CPU51)

2SC5108(Y)

Q351

IF AMP

MIC

W/NI(EVOL1)

MOD

DT(CPU53)

UL(CPU21)

W/NO(EVOL2)

PLLE(CPU3)

CK(CPU54)

SURGE ABSORPTION

D4-11

AFO

AFI

W/NI

W/NO

MODO

MODI

DA

T

CLK

LD

VDD

PC/TVI

PC/TV

O

GND

RESET

VDF

ref

DO

FRQO

FRQI

OUT

IN

BLI

BLO

DTMO

DTMI

AFI(EVOL12)

MICEM(CPU74)

MICMT1(CPU73)

AFO(EVOL11)

AF MUTE

AF MUTE

D32

CURRENT
PROTECTION

DETECTION

D301

MA742

SQL AMP

W/NO(EV

OL2)

SQIN(CPU93)

OSC(B)

OSC(E)

NC

MIX_O

VCC

IF_IN

DEC1

DEC2

PH_S

QUCO

SCAN

SCAN

SQLIN

FLAMPO

FLAMPI

RSSI

AFO

RFIN

GND

Hy_C

WIDE

NARROW

IF SWITCH

CF301

L72-0993-05

CF302

L72-0999-05

2SC4649(N,P)

Q302

BUFFER AMP

AFI(EVOL12)

AMPSW(CPU52)

WIDE(CPU65)

NARROW(CPU64)

SMP(CPU51)

EEPWP

EEPSCK

EEPSDT

FNC1

FNC2

CLKFLS

BSYFLS

TXD

RXD

PTT

HOOK

NC

NC

EMPFLS

NC

NC

NC

FNC3

CEFLS

FNC4

FNC5

FNC7

FNC6

FNC8

AFM

SPM

AMPSW

DT

CK

NC

NC

DST1

DST2

DST3

VCC

NC

VSS

NC

NARR

O

W

WIDE

NC

NC

NC

CL

CE

DI

IGN

MICMT1

MICEM

MICMT2

IC101

30622MAA-B83GP

CPU

8RC

8TC

CM

NC

NC

NC

SBC

KMI2

KMI1

KMI3

KMI4

PWRPRCT

SIGNAL

TEMP2

TEMP1

BATT

RSSI

SQIN

AVSS

NC

VREF

AVCC

NC

KMO1

KMO2

QT/DQT

DTMF/MSK

PLLE

NC

NC

GND

CNVSS

EVLLD

BSHIFT

RESET

XOUT

VSS

XIN

VCC

GND

NC

PO

WER

INT

NC

TX/RX

UL

NC

NC

NC

NC

PC/TV

O(EV

OL3)

MODO(EV

OL10)

MODI(EV

O

L9)

MOD

TX/RX (CPU20)

SBC(CPU82)

IGN(CPU72)

PLLE(CPU3)

EVLLD(CPU8)

PC/TV

DTMO(EV

OL15)

DTMI(EV

O

L16)

UL(CPU21)

SUM AMP

MIC AMP

IC201

NJM2100V

MIC AMP

1/2Vcc

TX AF

MIC MUTE

IC203

NJM2902V

X86

L77-1934-05

BEAT
SHIFT

BEAT
SHIFT

2SK1824

Q86

2SK1824

Q87

PLLE(CPU3)

EVLLD(CPU8)

UL(CPU21)

TX/RX(CPU20)

IGN(CPU72)

SBC(CPU82)

QT/DQT(CPU1)

DTMI(EVOL16)

1/2Vcc

SDA

SCL

WP

VCC

A0

A1

A2

GND

IC66

AT24C64N10SI18

EEPROM

BUFFER
AMP

AF MUTE

LIMITTER

IC251

NJM2902V

AUDIO

FILTER

Q35,36

DC SWITCH

OVER VOLTAGE
DETECTION

Q61

KRC404RTK

OUT

VCC

NC

VEE1

VEE2

DC SWITCH

DC SWITCH

2SA1641(S,T)

Q31

IC31

KIA7808AF

DC SWITCH

Q33,34

 VOLTAGE
REGULATOR

 VOLTAGE
REGULATOR

CLK

NC3

DA

T

A

LE

FC

NC4

FOUT

P

NC5

R

OSCIN

NC1

OSCOUT

VP

VCC

DO

GND

LD

NC2

FIN

9

10

T/R SW

2SC4617(S)

Q440

2SC5108(Y)

Q410

2SC5110(O)

Q500

RF AMP

IC252

LA4600

AUDIO AMP

MOD BUFFA

1

2

3

4

5

6

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

IGNITION

2SA1745(6,7)

Q33

8R

Q36

KRC102S

D32

1812L110PR

Q32

KRC102S

APC CONTROLLER

13

14

15

16

17

18

19

20

21

22

23

24

1

2

3

4

5

6

7

8

9

10

11

12

5

6

7

8

2SK508NV(K52)

Q406

INT(CPU18)

SBC(CPU82)

RESET(CPU10)

SQIN(CPU93)

1/2Vcc

R3

1k

R7

2.7k

L1

J1

C25

0.01u

R14

2.7k

R11

2.7k

C9

0.01u

R16

100

R10

2.7k

R1

1k

R20

2.2k

R8

2.7k

C14

0.01u

C27

0.1u

R2

1k

CP3

3.9k

C4

0.01u

R6

1k

R18

4.7k

R13

2.7k

C18

1u

C13

0.01u

CN1

18

17

16

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

R17

10

C10

0.01u

R5

1k

Q4

KRC102S

Q10

KRC102S

C16

0.01u

IC1

BU2090FS

1

VSS

2

DATA

3

CLOCK

4

Q0

5

Q1

6

Q2

7

Q3

8

Q4

9

10

11

12

13

14

15

16

Q9

KRA225S

C8

0.01u

R19

2.2k

R4

1k

C11

0.01u

D13

D

A221

CP4

3.9k

C15

0.01u

R12

2.7k

C17

0.01u

R15

2.7k

R9

2.7k

C12

0.01u

CM

ME

:KRC102S

KMO1

SUPER RED

KMI4

4

LEDC1

P

X54-3460-20  DISPLAY UNIT

CL

1

DI

2

KMI3

PTT

Q9

6

KMI2

ME

LEDMON

5C

X54-3460-20

5C

BUSY LIGHT SWITCH

MICBL

CM

HOOK

SB

SUPER AMBER

HOOK

:B30-2237-05

LEDC4

LEDC2

SHIFT REGISTER FOR
LED & MICBL CONTROL

4

ME

IC1

Q4,10

HOOK

MICBL

:B30-2238-05

3

5

YELLOW GREEN

LEDG

D12

3

PTT

CM

PTT

D1-4

D1-4

D11

MIC

:DA221

KEY BACKLIT SWITCH

1

LEDR

KEY BACKLIT

MICBL

D13

:BU2090FS

Q9,10

D13

5C

KMI1

GND

POWER

2

:KRA225S

NORMAL AMBER

8

KMO2

7

MIC

:B30-2239-05

:B30-2240-05

LEDPF

LEDC3

MIC

D5-10

5C

M

2

M

P

4

R

1

3

G

Q5

Q6

Q7

Q8

Q9

Q10

Q11

VDD

D9

B30-2239-05

D8

B30-2239-05

D10

B30-2239-05

D5

B30-2239-05

D11

B30-2237-05

D7

B30-2239-05

D6

B30-2239-05

D12

B30-2240-05

CHANNEL KEY LIGHT

MONITOR KEY LIGHT

SURGE PROTECTION

PROGRAMMABLE KEY LIGHT

BUSY

TRANSMIT

D7-10

D2

B30-2238-05

D4

B30-2238-05

D1

B30-2238-05

D3

B30-2238-05

:1812L110PR

:02DZ5.1(Y)

D604,605

:2SC3356(R24)

D401,408

:NJM2904V

IC252

:2SC4649(N,P)

IC301

:DAN222

:MA360

:ZSH5MA27

:2SC4919

D608

:DAN235E

D407

:2SC2412K

:LA4600

:3SK255

IC101

:KRC414RTK

D251.301,606,607

D403-406

Q501

:MA742

:XB15A709

:NJM2100V

:2SA1832(GR)

X57-6710-24

:DA221

:30622MAA-B83GP

Q502

:2SK2596

:2SK508NV(K52)

Q408

:MA2S111

:PD55008TR

Q503

:DTC363EU

Q352,353

:2SC4617(S)

:2SK1824

Q402

Q351,410,411

Q32.34,36,255

:2SC4738(GR)

:AT24C64N10SI18

D32

IC32,33

Q202,407

:NJM2902V

:2SA1641(S,T)

IC34,35

:KIA7808AF

Q302,404

:2SC5110(O)

Q403

:MA4PH633

D201,302,303

:HVC350B

:RD60HUF1-01

Q504

:M62363FP

IC31

:2SA1745(6,7)

D1-11,502

Q33

:KTA1664(Y)

:NJM78L05UA

Q251,440
Q254

:KRC102S

D61

Q1,86,87,252,253

:1SS372

IC161

:2SC5108(Y)

D601,602

IC501

D503

D409

Q35

IC203,251

Q61

:MA2S304

:2SJ243

Q71

:02DZ18(X,Y)

:TK14489V

:TA75W01FU

Q201

:1SS355

D351-355

D402

IC401

:MB15A02

Q405,406

:PST9140NR

IC66

:KRC404RTK

Q500

:KRX102U

IC202

:HZU5ALL

D31

IC201

D202

Q31

Q301

XOUT

5C

MBL
SB
GND
PTT
ME
MIC
HOOK
CM

Содержание TK-8108H

Страница 1: ...NG 28 ADJUSTMENT 29 TERMINAL FUNCTION 34 PC BOARD DISPLAY UNIT X54 3460 20 35 TX RX UNIT X57 6710 24 37 SCHEMATIC DIAGRAM 43 BLOCK DIAGRAM 47 LEVEL DIAGRAM 49 SPECIFICATION 51 CONTENTS REVISED This service manual applies to products with 50300001 or subsequent serial numbers In terms of the products with the serial numbers earlier than 50300001 refer to the TK 8108H service manual as per part No B...

Страница 2: ...required to install or operate the radio 3 PRE INSTALLATION CHECKOUT 3 1 Introduction Each radio is adjusted and tested before shipment How ever it is recommended that receiver and transmitter opera tion be checked for proper operation before installation 3 2 Testing The radio should be tested complete with all cabling and accessories as they will be connected in the final installation Transmitter...

Страница 3: ...he schematic diagrams printed circuit board views and align ment procedures contained in this manual Speaker jack cap Power input connector Antenna connector NOTE If you do not intend to use the 3 5 mm jack for the external speaker fit the supplied speaker jack cap to stop dust and sand from getting in Merchandise received License and frequency allocated by FCC Choose the type of transceiver Trans...

Страница 4: ... volume level e key Press to decrease the volume level r key PF Programmable Function key The default setting of this key is None no function The programmable func tions available for this key are listed below t key PF Programmable Function key The default setting of this key is Monitor Other programmable functions avail able for this key are listed below y 1 2 3 4 keys Press to select a channel f...

Страница 5: ... Monitor Used to release signalling press once or squelch press and hold for approximately two seconds when operating as a conventional It is also used to reset option signalling Scan ON OFF Press this key starts scanning Pressing this key stops scanning Talk around Press this key the transceiver uses the receive frequency and the tone for transmission The operator can call the other party directl...

Страница 6: ... scan re start immediately The temporary deleted channels return to pre set delete add channels when the transceiver is turned off or the scan function is switched off 5 Details of Features Time out timer The time out timer can be programmed in 30 seconds in crements from 30 seconds to five minutes and off If the transmitter is transmitted continuously for longer than the programmed time the trans...

Страница 7: ...hibited or TX RX inhibited While stun is active if the stun code code is received stun will deactivate When stun matches transpond will function Alert will not be output 7 Audible User Feedback Tones The transceiver outputs various combinations of tones to notify the user of the transceiver operating state Refer to the help file on the KPG 70D regarding the func tions that are not listed below Stu...

Страница 8: ... the Power is switched on user mode can be en tered immediately When the PC sends a command the radio enters PC mode When data is transmitted from transceiver the red LED blink When data is received by the transceiver the green LED blink In the PC mode 4CH LEDs MON LED and LED are turned on Notes The data stored in the personal computer must match model type when it is written into the EEPROM Atta...

Страница 9: ...y the same program as the master 5 The other slave can be continuously cloned Carry out the operation in step 2 to 4 4 1 Adding the data password If the data password is set in the optional feature menu you must enter the password Master transceiver to activate a clone mode you can use 1 2 3 and 4 to configure the password The maximum length of the password is 10 digits 1 1 Power ON 2 1 4 LED and ...

Страница 10: ...13 2 5 8 11 14 3 6 9 12 15 No Color Internal Name connector 1 Red CN2 1 SB 2 Pink CN3 1 IGN 3 Black CN2 3 GND 4 Brown CN3 3 DETO 5 Orange CN3 2 DATAI 6 Yellow CN2 8 FNC4 7 Green CN2 7 FNC3 8 Blue CN2 9 FNC5 9 Purple CN2 12 FNC8 10 Gray CN2 10 FNC6 11 White CN2 11 FNC7 12 NC NC 13 NC NC 14 Sky blue CN2 6 FNC2 15 Turquoise CN2 5 FNC1 Accessory Port Function REALIGNMENT 6 Ignition Sense Cable KCT 18 ...

Страница 11: ...ation 1 Remove the cabinet and shielding cover from the trans ceiver 2 Delete R202 and R267 on the TX RX unit A 9 8 7 D C B A A12 1 3 7 8 9 10 11 12 1 12 B A11 C A10 D A9 E 1 2 3 4 5 B5 6 B7 7 A8 8 A7 9 A3 10 B11 11 B9 12 B4 E18 Voice scrambler board 12 pins lead wire with connector A E37 1081 05 CN2 12 6 5 11 10 1 4 5 7 9 11 1 11 11 pins lead wire with connector B E37 1080 05 CN3 Connection The f...

Страница 12: ...r board is connected subsequent to the de emphasis circuit Cushion G13 1963 04 Cushion G13 1964 04 Voice scrambler board Front side to CN2 and CN3 to CN2 and CN3 CN3 Voice scrambler board CN2 TX RX UNIT Component side Avoid forming the wiring towards shielding cover closure area 1 2 Example for Connection Picture Trunking Board Fig 3 Insulation sheet Cushion D G13 1972 04 Cushion C Cushion B Trunk...

Страница 13: ...the display unit PCB detach the PCB by lifting at the indents of the PCB as shown below Fig 3 Tabs Tabs Tabs Indents Fig 5 5 When mounting the front panel match the 4 tabs of the chassis with the panel being sure they attach securely Tabs Tabs 4 Mount the display unit To mount the display unit on the panel follow the correct procedures shown to ensure easy display unit assembly and good fitting on...

Страница 14: ... SYSTEM PLL VCO 16 8MHz 50 4MHz ANT RX TX SP MIC Fig 1 Frequency configuration IF Amplifier The first IF signal is amplified by Q351 and the enters IC301 FM processing IC The signal is heterodyned again with a second local oscillator signal within IC301 to create a 450kHz second IF signal The second IF signal is then fed through a 450kHz ceramic filter Wide CF301 Narrow CF302 to further eliminate ...

Страница 15: ...IC251 IC161 W NO EVOL2 AF PA IC252 SP IF IC IC301 Q301 NOISE AMP D301 IC301 IC101 AFO RSSI DET CPU IF SYSTEM SQIN RSSI Fig 3 Wide Narrow changeover circuit Fig 4 AF signal system Fig 5 Squelch circuit PLL Frequency Synthesizer The PLL circuit generates the first local oscillator signal for reception and the RF signal for transmission PLL The frequency step of the PLL circuit is 5 or 6 25kHz A 16 8...

Страница 16: ... resulting signal is goes the an tenna terminal APC Circuit The automatic transmission power control APC circuit detects part of a final amplifier Q504 output with a diode D606 D607 and applies a voltage to IC501 IC501 com pares the APC control voltage PC generated by the D A con verter IC161 and DC amplifier IC203 with the detection output voltage IC501 generates the voltage to control Q502 Q503 ...

Страница 17: ...trix of the KMI1 to KMO2 ports of the microprocessor The KMO1 to KMO2 ports are always high while the KMI1 to KMI4 ports are al ways low The microprocessor monitors the status of the KMI1 to KMO2 ports If the state of one of the ports changes the microprocessor assumes that the key at the matrix point cor responding to that port has been pressed Encode The QT and DQT signals are output from QT DQT...

Страница 18: ...ge detect IC IC34 IC34 will generate signal RESET in to the reset terminal on the CPU IC101 to carry out a power ON reset Also CPU IC101 is checking on port 91 Battery Volt age If DC power is less than about 9 5V the radio is unable to power on When the DC power voltage deceases from normal volt age the INT voltage detector IC IC35 will set to high on CPU port 18 INT if B line will became less tha...

Страница 19: ...rt 3 44 CEFLS I O CE for flash 45 46 FNC4 FNC5 I O Function port 4 5 47 48 FNC7 FNC6 I O Function port 7 6 49 FNC8 I O Function port 8 50 AFM O AF mute 51 SPM O Speaker mute Pin No Name I O Function 52 AMPSW O AF AMP switch 53 DT O Common data 54 CK O Common clock 55 56 NC I 57 59 DST1 DST3 I Destination 1 3 60 VCC 5V 61 NC I 62 VSS GND 63 NC I 64 NARROW O 65 WIDE O 66 68 NC I 69 CL O Clock for LC...

Страница 20: ...tive while AFM is H Q254 Digital transistor AF mute Active while SPM is H Ref No Parts name Description Q255 Transistor AF mute Active while AMPSW is H Q301 Transistor SQL amplifier Noie amplifier Q302 Transistor Buffer amplifier 16 8MHz 3rd over tone Q351 Transistor IF amplifier Q352 FET Mixer Q353 FET RF amplifier LNA Q402 403 Transistor Charge pump Q404 Transistor RF amplifier PLL F in Q405 FET...

Страница 21: ... 45 3C N99 0395 05 SCREW SET ACCESSORY 47 3A T07 0739 05 SPEAKER D1 4 B30 2238 05 LED Y D5 10 B30 2239 05 LED SY D11 B30 2237 05 LED YG D12 B30 2240 05 LED SR C4 CK73GB1H103K CHIP C 0 010UF K C8 17 CK73GB1H103K CHIP C 0 010UF K C18 CK73GB1A105K CHIP C 1 0UF K C25 CK73GB1H103K CHIP C 0 010UF K C27 CK73GB1C104K CHIP C 0 10UF K CN1 E40 6005 05 FLAT CABLE CONNECTOR J1 E08 0877 05 MODULAR JACK L1 L92 0...

Страница 22: ...516 05 CHIP TAN 4 7UF 16WV C280 C92 0040 05 CHIP ELE 47UF 16WV C281 CK73GB1H471K CHIP C 470PF K C282 C92 0722 05 CHIP ELE 470UF 16WV C283 CK73GB1H102K CHIP C 1000PF K C301 C92 0507 05 CHIP TAN 4 7UF 6 3WV C302 CK73GB1H102K CHIP C 1000PF K C303 CK73GB1H472K CHIP C 4700PF K C304 305 CC73GCH1H221J CHIP C 220PF J C306 CK73GB1H102K CHIP C 1000PF K C307 CK73GB1E223K CHIP C 0 022UF K C308 CK73GB1H102K CH...

Страница 23: ...V C538 CK73FB1C474K CHIP C 0 47UF K C539 CK73FB1H471K CHIP C 470PF K C540 C93 0568 05 CHIP C 47PF J C541 C93 0566 05 CHIP C 33PF J C543 C93 0599 05 CHIP C 470PF K C545 C93 0560 05 CHIP C 10PF D C548 549 C93 0566 05 CHIP C 33PF J C550 551 CM73F2H300J CHIP C 30PF J C555 CK73FB1C474K CHIP C 0 47UF K C556 C93 0599 05 CHIP C 470PF K C559 CK73GB1H103K CHIP C 0 010UF K C560 CK73GB1H471K CHIP C 470PF K C5...

Страница 24: ... 16W R114 119 RK73GB1J102J CHIP R 1 0K J 1 16W R121 123 R92 1252 05 CHIP R 0 OHM J 1 16W R124 RK73GB1J473J CHIP R 47K J 1 16W R125 128 RK73GB1J102J CHIP R 1 0K J 1 16W R129 R92 1252 05 CHIP R 0 OHM J 1 16W R130 131 RK73GB1J102J CHIP R 1 0K J 1 16W R151 RK73GB1J103J CHIP R 10K J 1 16W R152 RK73GB1J472J CHIP R 4 7K J 1 16W R161 RK73GB1J122J CHIP R 1 2K J 1 16W R162 RK73GB1J152J CHIP R 1 5K J 1 16W R...

Страница 25: ...05 R92 1252 05 CHIP R 0 OHM J 1 16W R407 RK73GB1J152J CHIP R 1 5K J 1 16W R408 RK73GB1J100J CHIP R 10 J 1 16W R409 RK73GB1J104J CHIP R 100K J 1 16W R410 411 RK73GB1J103J CHIP R 10K J 1 16W R412 RK73GB1J123J CHIP R 12K J 1 16W R413 RK73GB1J103J CHIP R 10K J 1 16W R414 415 R92 1252 05 CHIP R 0 OHM J 1 16W R416 RK73GB1J471J CHIP R 470 J 1 16W R417 RK73GB1J224J CHIP R 220K J 1 16W R418 419 RK73GB1J102...

Страница 26: ...C101 30622MAA B83GP MPU IC161 M62363FP MOS IC IC201 NJM2100V MOS IC IC202 NJM2904V MOS IC IC203 NJM2902V MOS IC IC251 NJM2902V MOS IC IC252 2B LA4600 AF POWER IC IC301 TK14489V BI POLAR IC IC401 MB15A02 MOS IC IC501 TA75W01FU MOS IC Q1 2SK1824 FET Q31 2SA1641 S T TRANSISTOR Q32 KRC102S DIGITAL TRANSISTOR Q33 2SA1745 6 7 TRANSISTOR Q34 KRC102S DIGITAL TRANSISTOR Q35 KTA1664 Y TRANSISTOR Q36 KRC102S...

Страница 27: ... 26 24 15 Q504 IC252 A 700 Caution label 701 S No label A A C C C C C C Cx2 Bx12 B B 12 30 27 25 10 TX RX unit Display unit A M2 6 x 8 N67 2608 46 B M2 6 x 6 Br Tap N87 2606 46 C M2 6 x 14 Br Tap N87 2614 46 Parts with the exploded numbers larger than 700 are not supplied ...

Страница 28: ...2 05 35 Packing fixture H12 3112 05 8 Instruction manual B62 1665 10 702 Pamphlet 703 Pamphlet 38 Item carton cse H52 1829 22 45 Screw set N99 0395 05 41 Bracket J29 0662 03 36 Carton board H13 1190 02 14 DC cord E30 3339 05 22 Fuse 6x30 F51 0017 05 x 2 Parts with the exploded numbers larger than 700 are not supplied ...

Страница 29: ...r 20A 8 AF Volt Meter Frequency Range 50Hz to 10kHz AF VTVM Voltage Range 1mV to 3V 9 Audio Generator AG Frequency Range 20Hz to 20kHz or more Output 0 to 1V 10 Distortion Meter Capability 3 or less at 1kHz Input Level 50mV to 10Vrms 11 4Ω Dummy Load Approx 4Ω 10W or more 12 Regulated Power Supply 13 6V approx 20A adjustable from 9 to 17V Useful if ammeter requipped 13 Spectrum Analyzer Center fre...

Страница 30: ...shield cover as below Fuse To mount the fuse the cable terminal direction must be as follow Locator Speaker cable This side up This side up Cable terminal Cable terminal Fuse Pin 1 marker IC252 Part name label face down TX RX UNIT Component side Power MIC jack 1 2 3 4 keys Volume up down key key Speaker Display R822 R823 TEMP2 Q503 Q504 R525 R536 IC252 RESET RXD TXD POWER CNVSS 5M E B RF CV DC 8T ...

Страница 31: ...ide Spectrum analyzer BPF TC353 to Fig 1 filter CH RX high Wide 2 Tra generator output 30dBm Connect the spectrum analyzer to BPF terminal Adjustment of TX VCO lock voltage 1 Remove R525 R823 R536 and R822 all on component side 2 Remove PCB from chassis 3 Transmit and check voltage at CV point Warning Do not transmit if step 1 is not complete 4 Adjust of voltage can be done by tuning TC402 Item Co...

Страница 32: ...r Wide Narrow CH RX high Wide 2 SSG output 120dBm 0 22µV Wide 119dBm 0 25µV Narrow Mod 1kHz Dev 3 0kHz Wide Dev 1 5kHz Narrow Item Condition Test equipment Terminal Parts Method Specifications Remarks Measurement Adjustment ADJUSTMENT Transmitter Section 1 Frequency 1 CH TX center Frequency counter ANT PC key Adjust to center frequency Within 100Hz 2 Transmit 2 Maximum 1 CH TX high Power meter VR1...

Страница 33: ... Transmit and check for power to be within the range of 0 7W 1W If power found is less than 0 5W check the circuit before the Drive FET Item Condition Test equipment Terminal Parts Method Specifications Remarks Measurement Adjustment ADJUSTMENT 5 DQT 1 CH TX low Wide Modulation analyzer ANT PC key Adjust the waveform as below balance CH TC center Wide Narrow or Linear detector CH TX high Wide LPF ...

Страница 34: ...ler Code1 1 O FNC6 Scrambler Code2 2 O FNC7 Scrambler Code3 4 O FNC8 Scrambler Code4 8 O Port Function is Low Active Exclude Scrambler Code CN3 No Name I O Function 1 IGN I Ignition sens input 2 DATAI I External transmit signal input 3 DETO O FM detector output 4 TXAFI I TX audio input from scrambler board 5 TXAFO O TX audio output to scrambler board 6 EMGMIC I Emergency MIC input 1kHz 1 2mVrms 7 ...

Страница 35: ...R12 R13 R14 R15 R16 R17 R18 R19 R20 Q4 Q9 R1 R2 R3 R4 R5 R6 R7 R8 R9 CP3 CP4 C10 C11 C12 C13 C14 C15 C16 C17 C18 J72 0916 09 J1 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 POWER UP DOWN 1 2 3 4 MONI PROG J72 0916 09 J1 D1 D2 D3 D4 D5 D6 D7 D8 D9 D10 D11 D12 POWER UP DOWN 1 2 3 4 MONI PROG PC BOARD TK 8108H 36 35 DISPLAY UNIT X54 3460 20 Component side view J72 0916 09 DISPLAY UNIT X54 3460 20 Foil side...

Страница 36: ...C526 C527 C528 R1 R35 R2 R36 R3 R37 R5 C532 C534 C535 C536 C537 C538 R380 C539 C151 C152 C540 C541 C543 C545 C351 C353 C548 C354 TH351 C549 C355 C161 C162 C356 C163 C164 Q201 Q202 C550 C551 C555 D302 C556 D303 C559 Q402 Q403 C560 L201 D503 C564 C565 C567 R71 R72 R73 R74 R75 R76 R77 L403 C570 R78 L404 C574 C575 C576 R81 R82 IC501 C391 TH97 TH98 Q252 Q253 Q254 Q255 C10 C13 C14 C15 R201 R202 C16 R203...

Страница 37: ...507 C509 R358 C510 R359 C511 C512 C513 C514 C515 C516 R360 XF351 R361 R362 C326 R363 R364 R365 R366 R367 C520 C521 R369 C522 C523 C524 R370 R371 R31 R32 R372 R33 R373 R374 R34 R375 R376 R377 R4 R378 R38 R39 R40 R41 R381 C357 C358 C359 C360 D301 C361 C362 C363 C364 R61 R62 C366 C367 Q404 C368 Q405 C369 Q406 R66 TC352 Q407 TC353 R67 Q408 R68 R69 D502 C370 C371 C372 C373 Q410 R70 C374 IC101 Q411 C375...

Страница 38: ... C232 C83 C233 R270 R271 R272 R273 R274 R275 Q35 R823 Q36 R276 R277 R278 R279 R280 C97 C98 TEMP2 C442 C250 D1 D2 D3 D4 D5 D6 D7 D8 D9 D201 D202 Q302 C267 C268 C269 D401 D402 C270 C271 C272 Q503 C273 Q504 C274 Q71 C275 C276 C277 C278 D601 D602 L302 L303 L304 C281 L505 L506 L507 L508 IC401 D251 Q351 R101 R105 R106 R107 D10 R108 D11 R302 R303 R304 R305 R306 R112 R113 R114 R115 R116 R117 R118 R119 R31...

Страница 39: ...3 MA2S304 R256 5 6k R233 6 8k Q408 KRX102U C408 22p 69 R606 220 D10 DA221 C49 0 01u C55 0 1u R445 0 R509 10 47 R513 6 8k R512 3 3k C510 470p C511 470p R446 0 C516 3p 2SK2596 Q502 C520 470p R518 15k R519 22 R520 33k L503 3 3n R522 0 C522 0 1u C521 470p L504 10n C523 8T C517 470p C518 47u16 PD55008TR Q503 R536 10 820 820 C528 47p 47p 10p 12p 8p C527 C534 470p C526 9p 5n 5 6 47p R534 R535 56k 68k R52...

Страница 40: ...363FP 3 8 IC161 M62363FP 4 8 8T Q406 2SK508NV K52 IC35 PST9140NR IC161 M62363FP 8 8 RESET X86 IC161 M62363FP 1 8 IC34 PST9140NR DTMF BEEP 8TC SB SQIN Q32 KRC102S 8C PTT SPLATTER FILTER SBC KMI3 Q251 2SC4617 S PTT TXD 8C MICBL MIC IDC FINAL AMP Q404 2SC4649 N P 16 8MHz 8C SPM MICEM SIGNAL PTT TXD Q34 KRC102S CM 8T DRIVE AMP2 SB B IF DEMODULATOR GND AF PA AFM SW ME MCF INT Q407 2SJ243 D601 602 MA4PH...

Страница 41: ...the AC level meter AG is set so that MIC input becomes 3kHz 1 5kHz Wide Narrow DEV at 1kHz MOD Q251 TX RX Unit VCO TX RX Unit D 5dBm Q411 10 S 11 14 TX RX Unit To make measurements in the AF section connect the AC level meter ANT input 53dBm 1kHz FM 3kHz DEV Wide 1 5kHz DEV Narrow The AF output level is adjusted for a 0 45V 4Ω by the front panel AF VOL control 8 G D409 IC161 IC203 4Ω G1 12 9 Q503 ...

Страница 42: ...0 43 H x 5 40 137 D inch mm 2 60 lbs 1 18kg Channel Frequency Spread 40MHz RECEIVER Measurements made per EIA standard EIA TIA 603 Sensitivity 12dB SINAD Wide 0 28µV Narrow 0 35µV Selectivity Wide 75dB Narrow 65dB Intermodulation Wide 70dB Narrow 60dB Spurious Response 75dB Audio Power Output 4 0W Frequency Stability 2 5ppm TRANSMITTER Measurements made per EIA standard EIA TIA 603 RF Power Output...

Страница 43: ...is France KENWOOD ELECTRONICS U K LIMITED KENWOOD House Dwight Road Watford Herts WD18 9EB United Kingdom KENWOOD ELECTRONICS EUROPE B V Amsterdamseweg 37 1422 AC Uithoorn The Netherlands KENWOOD ELECTRONICS ITALIA S p A Via G Sirtori 7 9 20129 Milano 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 E...

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