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MANUALS
      Owner's Manual
      Product Information Flyer
     Pictures of Radio

Click picture to see full size

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

ALIGNMENT PROCEDURES
     PLL Alignment
     Transmitter Alignment
     Receiver Alignment
     Alignment Locations

SEMICONDUCTOR INFORMATION
      Semiconductor Datasheets

DIAGRAMS
    Schematic Diagram Main
    Schematic Diagram Control
    RF Amp Schematic (EPAC10010A)
    EL Driver Schematic (EPT91V131Z)
    Dimmer PCB Schematic (EPT091V40C)
    ECHO PCB Schematic (EPT99HP50A)

PCB Layouts and Parts
    Main PCB (EPT690010D)
    MODULAR 002 VCO PCB (EPF000210Z)
    MODULAR 005A RCI-6130A (EPT613010Z)
    MODULAR 007 RCI-612 (EPT061210Z)
    RF AMP PCB (EPAC10010A)
    Amp Feed Back PCB (EPA010030A)
    Dimmer PCB (EPT091V40C)
    EL Driver PCB (EPT91V131Z)
    ECHO PCB (EPT99HP50A)
    VR PCB (EPT99HP40A)
    VR PCB (Talkback VR) (EPT360111Z)
    Display / Switch PCB (EPT99HP30A)
    Channel Selector / Frequency Counter PCB (EPT99HP20A)
    MIC Jack PCB (EPT690050Z)

Chassis, Miscellaneous & Mechanical Parts
    Chassis & Mechanical

Mic Wiring Diagram

Stock
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

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

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