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Handy Charts


Standard Audio Connections



XLR Conncetions Balanced XLR
    Pin # 1 = Shield (Common)
    Pin # 2 = + (Hot)
    Pin # 3 = - (Cold)


1/4 inch Phone Plug (TRS) (Balanced)
    Tip = + (Hot) (Left Channel)
    Ring = - (Cold) (Right Channel)
    Sleeve = Shield (Common)


TRS Connections 1/4 inch Phone Plug (TR) (Unbalanced)
    Tip = + (Hot)
    Sleeve = - (Shield)


RCA Phono Plug
    Tip = + (Hot)
    Sleeve = - (Shield)


Amphenol 3-Pin Balanced Microphone Connector
    Pin #1 = Shield (Common)
    Pin #2 = + (Hot)
    Pin #3 = - (Cold)


Modular Connections 1/8-inch Phone Plug (TR)
    Tip = + (Hot)
    Sleeve = - (Shield)


1/8-inch Phone Plug (TRS)
    Tip = + (Hot) (Left Channel)
    Ring = - (Cold) (Right Channel)
    Sleeve = Shield (Common)


Modular Phone Jack (RJ11, -48 volt, 2- line system, US)
   Position 2 Black = Line #2 + (Common)
   Position 3 Red = Line #1 - (Hot)
   Position 4 Green = Line #1 + (Common)
   Position 5 Yellow = Line #2 - (Hot)




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