148NW ST BLOCK DIAGRAM

TR4

2SC1815GR

NB AGC

TR5

2SC1815GR

NB AGC

TR1

2SC5345Y

NB AMP

TR2

2SC5345Y

NB AMP

TR3

2SC5345Y

NB AMP

D1.2

1K261*2

DET

TR6

2SC1815GR

NB AMP

TR7

KTA1266GR

NB AMP

TR8

2SC1815GR

NB AMP

TR9

2SC5345Y

2ND DSC

FET1

BF9645A

2ND MIX

FT1

CER

FILTER

TR11

2SC5345Y

METER DET

TR14

KTC3194

RF AMP

TR15

2SC5345Y

1ST MIX

D12.13

1N4148*2

ATT

TR46

2SC945G

METER AMP

FT2

CRYSTAL

FILTER

FET3

J310

IF AMP

FT3

CRYSTAL

FILTER

TR16

KTC3192(0)

IF AMP

TR52

KTC3192(0)

IF AMP

D23

1N4148

ANL

D21.22

1K261*2

AMP DET

TR17

KTC3192(0)

IF AMP

TR18

KTC3192(0)

IF AMP

IC1

MB8719

PLL LST

VCO MODULE

TR28

KTC4369Y

TRIPLER

TR29

2SC5345Y

TRIPLER

TR20

KTC3194Y

IN LOOP MIX

CH SW

CH DISP

TR30

2SC5345Y

OSC

D47.48

1N4148*2

RF DET

TR36

2SC1969C

FINAL

TR38

2SC2078

DRIVE

TR39

2SC2314

PRE DRIVE

IC5

TDA6131XS

TX MIX

D45.46

D73.74

SWR DET

TR37

KTC4369Y

BIAS

TR33

2SC1815GR

SW

1K261*4

TR32

2SC5345Y

CARR.DSC

TR10

2SC1815GR

AGC AMP

FET2

2SK192A

AGC AMP

TR12

2SC1815GR

SO AMP

TR13

KTA1266GR

SO AMP

TR19

2SC1815GR

SSB DET

AM AF AMP

TR31

2SC1815GR

SW

IC3

UPC1037H

BAL.MOD

TR21

2SC1815GR

SW

TR22

2SC1815GR

MIC AMP

TR23

2SC1815GR

MIC AMP

TR24

2SC945G

ATT

SOUND

TRACKER

MODULE

TR26

2SC1815GR

AMC CONTL.

TR34

2SC5345Y

ALC AMP

TR25

KTA1266GR

ALC AMP

TR27

KTA1266GR

PA SW

TR41

KTC4369Y

AM PWR REG

TR42

2SC1815GR

AM PWR REG

IC2

TDA2003

RF AMP

TR43

2SC1815GR

AF AMP

IC4

KA7809

REG

TR35

2SC945G

TX INHIBIT

TR47

KTA1266GR

SW

TR53

2SC1815GR

SW

X1

7.345MHZ

AN

L

RF GAIN

DIMMER

X2

10.24MHZ

TX

FREQ.ADJ

VO

ICE

LO

CK

X3

11.325MHZ

S/RF/SWR

S/RF

SWR

CAL

ANT

AM RX

TX

+8

V

RX

+8

V

+8

V

DC +13.8V

AM

SSB

TX

RX

CB

PA

SP

PA

CB

PHONE

EXT SP

VO

L

TONE

MIC

DYNAMIKE

SQ

X4

7.8MHZ

7.8MHZ

7.8MHZ

AZ7809T

455KHZ

148 GTL Block DiagramDownloaded from ww.cbradio.nl