power supply

Discussion in 'General Electronics Chat' started by sajadkhan, Dec 13, 2014.

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  1. sajadkhan

    Thread Starter New Member

    Dec 12, 2014
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    Hi, I’ve designed a 48 to 12 power supply for specific purpose ( turn on a gsm module).this power supply is ground negative but 48v line in telecom shelter is ground positive .
    how I can adopt This two?
    current what load need is 1.5 A approximately.
    tank you very much for your help.
     
  2. bertus

    Administrator

    Apr 5, 2008
    15,648
    2,346
    Hello,

    It is illegal to tap power from the telecom provider.

    Bertus
     
    sajadkhan likes this.
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