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9V Power Supply Question

Discussion in 'Electronic Basics' started by Jim Dye, Oct 28, 2005.

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  1. Jim Dye

    Jim Dye Guest

    On a 9V power supply with an "M" connector, is:

    Inside +
    Outisde-

    Or

    Inside-
    OUtside+
     
  2. Yes. One of those.
     
  3. Jasen Betts

    Jasen Betts Guest

    Yes, one or the other, unless it's an AC supply :)

    Usually it's marked on the device
    _
    outer -----(o----- inner
    ~
    Bye.
    Jasen
     

  4. What is a "M" connector?
     
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