Galaxy DX Radios DX93T
Documentation Project

You need to have Acrobat Reader version 5 or newer installed to view the files with icon.

If the files with or icon will not display see the Site FAQ for help on printing, viewing and using this information.

Pictures of inside the radio.

      Owner's Manual
      Features Sheet

Click to see full size

      DX93T Frequency Conversion
      Channel Chart (After Modification)
      Extended 10-Meter Frequency Conversion (28.000 - 29.655MHz)

     PLL Alignment
     Transmitter Alignment
     Receiver Alignment
     Alignment Locations
     VR PCB Alignment Locations

      Semiconductor Datasheets

    Schematic Diagram Main (July 19, 2001)
    RF Amp Schematic (EPAC05010B)
    EL Driver Schematic (EPT91V130Z)
    ECHO PCB Schematic (EPT0SSB51J)
    Control wiring (Feb. 28, 2001)
    Control wiring (Nov. 07, 2005) (Blue LED version see Note below)
    DX93T Chassis Inter-connection Diagram
    DX93T Chassis Inter-connection Diagram

PCB Layouts and Parts
    Main PCB Layout (EPT690010Z) (EPT690010C)
    VCO PCB (EPF000210Z)
    RF AMP PCB (EPAC05010B)
    Dimmer PCB (EPT091V40A) Early Production
    Dimmer PCB (EPT091V41A) Current Production
    EL Driver PCB (EPT91V130Z)
    VR PCB (EPT091V91Z)
    Display / Switch PCB (EPT091V21Z) (See Note: Below)
    Channel Selector /Frequency Counter PCB (EPT091V31Z)
    Channel Selector /Frequency Counter PCB (EPT091V30A) (See Note: Below)
    SWR PCB (EPT360042Z)

    MOD LED PCB (EPT91V100Z)
    LED PCB (EPT91V120Z)

Note: The last production run of this model had blue LED's and the Clannel Sel. PCB was changed to EPT091V30A)

Chassis, Miscellaneous & Mechanical Parts
    Chassis & Mechanical Parts

Mic Wiring Diagram

1- Shield  (Ground)
2- Yellow  (Audio)
3- Red      (Transmit)
4- White   (Receive)

Astatic (4 wire)
1- Shield
2- White
3- Red
4- Black

Astatic (6 wire)
1- Shield & Blue
2- White
3- Red
4- Black
Yellow NC

Daiwa EM-500
Cobra CA Series

1- Shield & Black
2- Red
3- White
4- Blue

Galaxy DC-521S (4 wire)
1- Shield
2- Yellow
3- Red
4- Black

Galaxy CB-660EI
1- Shield & Black
2- White
3- Red
4- Blue

1- Shield
2- White
3- Brown
4- Green

1- Shield & Red
2- White
3- Blue
4- Black
Yellow NC

Copyright © 2002, 2003

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

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