Power line modem Design needed

Discussion in 'General Electronics Chat' started by nauticalillusion, Aug 20, 2010.

  1. nauticalillusion

    Thread Starter New Member

    Aug 20, 2010
    I have to design a modem for power lines using dedicated link ICs not power lines Modem ICs ...i have already implemented this thing on netural n ground conductor now i have to implement the same circuit for Live wires of power lines i.e, em suppose to transmitte and reieve data using live conductor of power lines .... if anyone here knows anything about this ...plz help me
  2. marshallf3

    Well-Known Member

    Jul 26, 2010
    If the transmit/receive frequency is high enough it's no bid deal as you'll be using extremely low value blocking capacitors that won't allow any but the tiniest hint of power line voltage through.

    For instance, what's the capacitive reactance of a 10 pF capacitor at 60 Hz?