Hygain 1 (2681) 2 (2682) 3 (2683)
Documentation Project

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Factory Service Manual
       Page 1 to 20
       Page 21 to 27

       Page 29 to 31
       Page 33 to 39
       Page 41 to 57

Diagrams
       Model 2681 2682
       Block Diagram (11x17)
       2681 Schematic
       2681 Schematic  (11x17)
       2682 Schematic 
       2682 Schematic (11x17)

       Model 2683
       Block Diagram (11x17)
       2683 Schematic
       2683 Schematic (11x17)


 

Mic Wiring

Stock

1 - Audio In (mic)
2 - Transmit
3 - Shield  (ground)
4 - Audio Out
5 - Receive

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



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