Galaxy DX Radios DX33HP
Documentation Project

CBTricks.com

Dis

Function

Part #

 

 
LOC

B

C

E

TR1

NB Amp

2SC1675L

NPN

B-3

1.90 NB On

8.00  NB On

1.10 NB On

TR2

NB Amp

2SC1675L

NPN

C-2

0.70 NB On

2.60  NB On

0.00 NB On

TR3

NB Amp

2SC945P

NPN

C-3

2.60 NB On

8.00  NB On

1.80 NB On

TR4

NB AGC

2SC945P

NPN

B-2

0.00 NB On

8.30  NB On

1.12 NB On

TR5

NB Pulse Amp

2SC945P

NPN

C-3

0.00 NB On

7.70  NB On

0.00 NB On

TR6

NB Pulse Amp

2SA733P

PNP

C-2

7.70 NB On

0.00  NB On

8.30 NB On

TR7

NB Shunt Switch

2SC945P

NPN

C-2

0.00 NB On

0.00  NB On

0.00 NB On

TR8

2nd RX Mixer

2SC1674L

NPN

D-2

0.70

7.40 AM / FM

0.20 AM / FM

TR9

AM/FM IF Amp

2SC1675L

NPN

D-3

0.70 AM / FM

3.20 AM / FM

0.00

TR10

AM/FM IF Amp

2SC1675L

NPN

D-4

3.20 AM /FM

7.40 AM / FM

2.40 AM / FM

TR11

AM/FM IF Amp

2SC1675L

NPN

D-4

2.40 AM / FM

7.20 AM / FM

1.70 AM / FM

TR15

AF PreAmp

2SC945P

NPN

E-4

1.30

5.40

0.70

TR16

Squelch Switch

2SC945P

NPN

E-5

0.80 TX & SQ

0.00

0.00

TR17

RFX RF Amp

2SC1674L

NPN

B-2

2.20

8.00

1.50

TR18

1st. RX Mixer

J310

FET

C-2

(S) 1.90

(D) 8.36

(G)  0.00

TR19

1st IF Amp

2SC1674L

NPN

D-3

1.6

6.60

0.80

TR23

AM Det. Switch

2SC945P

NPN

D-4

0.70 AM

0.00

0.00

TR24

PLL Ref. Osc.

2SC1675L

NPN

D-2

2.50

6.40

1.80

TR25

VCO

2SC1675L

NPN

D-1

2.10

7.30

1.40

TR26

VCO Buffer

2SC1675L

NPN

D-1

0.60

3.80

0.00

TR30

Carrier Osc.

2SC1675L

NPN

C-5

3.00

6.40

2.40

TR32

AMC Shunt

2SC945P

NPN

E-6

0.70 RX
0.00 TX

0.00

0.00

TR34

AMC/ALC Amp

2SA733P

PNP

B-3

7.80 TX

0.60 TX

8.30 TX

TR36

RX Voltage Sw.

2SA1282

PNP

F-6

7.80

8.52 RX
0.00 TX

8.55

TR37

RX Voltage Sw.

2SC945P

NPN

E-6

0.00 TX 
0.70 RX

0.10 RX 
8.00 TX

0.00

TR38

TX Voltage Sw.

2SA1282

PNP

F-6

8.03 RX 
7.75 TX

0.00 RX 
8.37 TX

8.55

TR40

Voltage Reg.

2SC945

NPN

C-6

1.60

12.66 RX 
12.42 AM / FM TX

1.08

TR41

Voltage Reg.

2SA1869

PNP

D-6

12.40 AM / FM TX

8.53

13.27 RX 
13.16 AM / FM TX

TR42

AF Amp

2SC945P

NPN

C-6

1.33

2.08

0.74

TR43

RF Final Amp

             

TR44

RF Driver

             

TR45

RF Predriver

             

TR46

RF Amp & Buffer

2SC1906

NPN

B-1

1.40 TX

6.10 TX

0.70  TX

TR49

AM Mod. Amp

2SC945

NPN

B-6

6.10 AM / FM / CW TX

12.10 AM / FM TX

5.60 AM / FM /TX 

TR50

AM Mod. Amp

2SA473

PNP

B-6

12.10 AM / FM TX 
12.60 CW TX

5.60 AM / FM /TX

12.50 AM / FM TX

TR51

AM Mod. Amp

2SB754Y

PNP

 
B-6

12.50 AM / FM TX 

5.60 AM / FM TX 

13.00 AM / FM TX

TR53

AMC Amp

2SC945

NPN

B-4

0.90

7.70

1.70 AM / FM

TR56

RF Final Amp

             

 


Copyright © 2007 CBTricks.com

Disclaimer: Although the greatest care has been taken while compiling these documents,

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

Please join the CB Tricks E-Mail group and send a message if you discover a problem.