Re: NZ phone line impedance

Discussion in 'NZ Computing' started by colinco, Jul 17, 2003.

  1. colinco

    colinco Guest

    In article <>, Uncle
    StoatWarbler guessed...
    > with a 30mA loop (australia uses 50mA),
    >

    Not affecting the original question but..

    Most of Telecom's exchange lines are powered by a Voltage source (~53)
    that is current limited at 80mA, on shorter lines you can get more than
    30mA.The voltage on idle lines reduces to save power. PBXs may be current
    sourced.
     
    colinco, Jul 17, 2003
    #1
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