Setup: Put an amplifier as close as possible to where the antenna wire comes into the house (to prevent signal degradation), and then split the cable off to various TVs throughout the house.
radio: medium for communication
transmission by radio waves
Lacking or not requiring wires
having no wires; "a wireless security system"
roofstuff2
This is part of a wireless network I built in City Heights, east of downtown San Diego. There are a few low income apartments in the area that use this to get free broadband internet access in their computer labs.