Galaxy DX Radios DX73V
Documentation Project

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SPECIFICATIONS
     Owner's Manual
     Setting radio up for Basic Operation


Click to see full size

RADIO MODIFICATIONS
      DX73V Frequency Conversion
      Channel Chart (After Modification)
      10 meter FM Mod (28.000 - 29.655MHz)
      Disabling Talkback
      Clarifier Mod
      Roger Beep Tone Mod

ALIGNMENT PROCEDURES
     PLL Alignment
     Transmitter Alignment
     Receiver Alignment
     Alignment Locations
     VCO Frequency Generation Chart Bands Bands A-D and Bands E-H

SEMICONDUCTOR INFORMATION
     Transistor Voltage Chart
     Integrated Circuits Voltage Chart
     
Active Device Function Location Layout (Main Board)
     Semiconductor Datasheets

DIAGRAMS
    DX73V Schematic Diagram
(June 23, 2000)
    Frequency Counter PCB Schematic Diagram (EPT210014C)
    Channel Select PCB Schematic Diagram (EPT077V30Z)
    Dimmer PCB Schematic Diagram (EPT55V-51Z)
    SWR PCB Schematic Diagram (EPT360041Z)
    DX73V Inter-connection Diagram
    DX73V Inter-connection Diagram
    Echo / Voice Changer/Robot Schematic ( EPTOSSB50C)

PCB Layouts and Parts
    Main PCB Layout (EPT360014B)
    Mic Jack PCB (EPT360050Z)
    Dimmer PCB (EPT55V-51Z)
    SWR PCB (EPT360041Z)

    Channel Select PCB (EPT077V30Z)
    Display PCB (EPT077V20Z)
    Mode Switch PCB (EPT066V40Z)
    Frequency Counter PCB (EPT210014C)
    Echo/ Robot PCB ( EPTOSSB50C)

Chassis, Miscellaneous & Mechanical Parts
    Front View Chassis Parts
    Front View Chassis Parts
    Rear View Chassis Parts
    Rear View Chassis Parts
    Miscellaneous & Mechanical Parts

Mic Wiring Diagram


    
 

Stock
1- Shield  (Ground)
2- Yellow  (Audio)
3- Red      (Transmit)
4- Black  (Talk-Back On / Off)

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

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

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


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

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