aerial
air
airwaves
antenna
antennae
appliance
archaic
atmosphere
background
blue
broadcast
broadcasting
cable
channel
cloud
cloudy
communication
connection
electrical
equipment
frequency
home
line
media
microwaves
old
outdated
radio
receive
receiver
reception
roof
rooftop
rural
satellite
sea
signal
sky
space
telecast
telecommunications
tool
top
transmission
tune
tv
urban
white