PLC is an abbreviation for "Powerline
will also find the terms PLT ("Powerline
and BPL ("Broadband
having the same meaning.
The power supply network is used for transferring Internet-specific
data. One connection can be used by a number users and everyone
of them might be able to read communication data of all others
at the same cable.
Data is transferred over ordinary mains networks.
The used frequency range is usually below 30MHz. This
range is also called "Shortwave Radio" (see also What
is shortwave radio?).
Actually, mains networks are not suitable for high-frequency
data transfer. As those lines do not have any electromagnetical
shield, they act like an antenna and radiate
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