Galaxy DX Radios DX48T
Documentation Project

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RF AMP PCB (EPA010012D)
Trace Layouts
Copper Side Parts
Schematic

 

Ref#
Description
MFR. Part No.

RF AMP (SMD) EPA010012D (DX-48T) Complete with Components

#T-141Q-P12

RF AMP P.C.B. 121x58x1.6tmm (d)

EPA010012D

Resistors

Ref#
Description
MFR. Part No.

R14

CHIP/F/R (SMD) 270 OHM 1W

RCY102714Z

R15

CHIP/F/R (SMD) 10K OHM 1/2W

RCY051034Z

R16

CHIP/F/R (SMD) 100 OHM 1/4W

RCY141014Z

R18

CHIP/F/R (SMD) 10 OHM 1/4W

RCY141004Z

R19

CHIP/F/R (SMD) 10 OHM 1/4W

RCY141004Z

R21

CHIP/F/R (SMD) 1K OHM 1/4W

RCY141024Z

R22

CHIP/F/R (SMD) 470 OHM 1/4W

RCY144714Z

R24

CHIP/F/R (SMD) 2.2K OHM 0.1W

RCY012224Z

R25

CHIP/F/R (SMD) 1K OHM 0.1W

RCY011024Z

R26

CHIP/F/R (SMD) 10K OHM 0.1W

RCY011034Z

R27

CHIP/F/R (SMD) 47 OHM 0.1W

RCY014704Z

R28

CHIP/F/R (SMD) 47 OHM 0.1W

RCY014704Z

Capacitors

Ref#
Description
MFR. Part No.

C5

CHIP/C (SMD) 2PF 50WV C CH

CK1020AA1A

C6

CHIP/C (SMD) 1PF 50WV C CH

CK1010AA1A

C7

CHIP/C (SMD) 0.01UF 500WV K X7R

CK3103AA5X

C8

CHIP/C (SMD) 0.01UF 500WV K X7R

CK3103AA5X

C9

CHIP/C (SMD) 560PF 50WV K CH

CK1561AA5A

C10

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C12

T/C(SMD)('A'CASE) 2.2 UF 16WV M

CTY162256Z

C13

CHIP/C (SMD) 220PF 50WV K CH

CK1221AA5A

C16

MICA/C 330PF 500V J

CD5003314Z

C17

MICA/C 470PF 500WV J

CD5004714Z

C18

CHIP/C (SMD) 150PF 50WV K CH

CK1151AA5A

C19

CHIP/C (SMD) 150PF 50WV K CH

CK1151AA5A

C22

MICA/C 330PF 500V J

CD5003314Z

C23

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C24

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C25

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C26

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C27

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C28

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C29

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C30

E/C 470UF 25WV Z

CE0254777Z

C31

MICA CHIP/C 68PF 500WV J CH

CK3680BC4A

C32

MICA CHIP/C 39PF 500WV J CH

CK3390BC4A

C33

MICA CHIP/C 150PF 500WV K CH

CK3151BC4A

C34

MICA CHIP/C 12PF 500WV J CH

CK3120BC4A

C35

MICA CHIP/C 120PF 500WV J CH

CK3121BC4A

C37

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C38

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C39

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C40

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C41

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C42

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C43

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C44

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C45

CHIP/C (SMD) 0.1UF 50WV K X7R

CK1104AA5X

C47

CHIP/C (SMD) 0.1UF 25WV Z Y5V

CK2104AB7R

C48

CHIP/C (SMD) 0.1UF 25WV Z Y5V

CK2104AB7R

C49

CHIP/C (SMD) 0.1UF 25WV Z Y5V

CK2104AB7R

C50

CHIP/C (SMD) 0.1UF 25WV Z Y5V

CK2104AB7R

C51

CHIP/C (SMD) 0.1UF 25WV Z Y5V

CK2104AB7R

R23

CHIP/C (SMD) 0.001UF 50WV K X7R

CK1102AB5X

Transistors

Ref#
Description
MFR. Part No.

Q2

T/R (SMD) DTC114 EUAT106

TYDTC114EA

Q3

TR 2SC2290

T2SC02290Z

Q4

TR 2SC2290

T2SC02290Z

Q5

T/R 2SD2531

T2SD02531Z

Q6

TRANSISTOR(SMD) 2SB798DL-(T1)

TY2SB0798Z

Diodes

Ref#
Description
MFR. Part No.

D6

DIODE (SMD) 1N4148

ED1N04148Y

D7

DIODE (SMD) 1N4148

ED1N04148Y

D8

DIODE (SMD) 1N4148

ED1N04148Y

D9

DIODE (SMD) 1N4148

ED1N04148Y

D10

DIODE LT6A400

EDLT6A400Z

D11

ZENER DIODE (SMD) 0.5W 8.2V (RLZ)

EDZD05829Y

Thermistor

Ref#
Description
MFR. Part No.

TH1

THERMISTOR (SMD) 2K OHM (TCM-A220E)

RTU142024Y

Inductors

Ref#
Description
MFR. Part No.

L1

CHOKE COIL(SMD) 100UH TF J

YCTLI1073F

L2

TDK BRAND CORE C3RH0610

ECRFZ10053

L3

BEAD FERRITE COIL WB-403025

YCBAD18581

L4

BEAD FERRITE COIL WB-403025

YCBAD18581

L5

BEAD FERRITE COIL WB-403025

YCBAD18581

L6

SPRING COIL(SMD) 1.0x6.8x6T

YCSPG18400

L7

SPRING COIL(SMD) 1.0x6.8x6T

YCSPG18400

Transformers

Ref#
Description
MFR. Part No.

T1

RF COIL ASS'Y #ST-182E-2 (3t)

ECRFZ10184

T2

RF COIL ASS'Y #ST-182E-3 (3t)

ECRFZ10185

Relay

Ref#
Description
MFR. Part No.

RL1

RELAY S2EB-12V (AG302360)

EX05N40844

Fan

Ref#
Description
MFR. Part No.

Fan

DC FAN G12V DF124010SM

EX13N46008

Connectors

Ref#
Description
MFR. Part No.

J1

PCB CONNECTOR/S 2P PH=2.5

EX07N41226

J2

PCB CONNECTOR/S 4P PH=2MM

EX07N48490

J3

PCB CONNECTOR/S 2PIN PH=2.5 (copper side)

EX07N49289

J5

PCB CONNECTOR/S 2P PH=2.5

EX07N41226

I/P

A TYPE JACK(R PIN) TMP-J01X-A2

GZZZ50063Z

O/P

A TYPE JACK(R PIN) TMP-J01X-A2

GZZZ50063Z

Hardware

Ref#
Description
MFR. Part No.

Q3(2)

SET SCREW M3x0.5Px8

JS013008MN

Q4(2)

SET SCREW M3x0.5Px8

JS013008MN

Q5(1)
SET SCREW M3x0.5Px6
JS053006MN

POWER PCB(3)

SET SCREW M3x0.5Px6

JS053006MN 


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we cannot guarantee that the instructions will work on every radio presented.