How to Transfer a Cable Signal Over Electrical Wiring

Written by david lipscomb Google
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How to Transfer a Cable Signal Over Electrical Wiring
Power line communications uses AC wires to transmit data. (Jupiterimages/Polka Dot/Getty Images)

Power line communication is the process of allowing Internet, computer network, or cable television signals to use existing alternating current (AC) lines. Leveraging the wiring present in every wall in every home using the HomePlug Standard, power line communication works to solve a variety of cabling issues. Using plug-in adaptors, this process simply uses a different transmission frequency than those generated by AC power, bypassing interference and increasing convenience.

Skill level:
Moderately Easy

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Things you need

  • PLC adaptors
  • Coaxial cable

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Instructions

  1. 1

    Screw the coaxial cable into the "RF IN" threaded leg on the side of the PLC adaptor. Plug the PLC adaptor into the wall, and turn it on.

  2. 2

    Plug the secondary PLC adaptor into the outlet closest to the device you are sending the signal to. Screw the second coaxial cable to the "RF OUT" leg of this adaptor.

  3. 3

    Screw the other end of the coaxial cable to the television or cable modem. Turn on the second PLC adaptor.

Tips and warnings

  • Powerline adaptors are also used for Ethernet and high definition video distribution.

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