aerial
air
antenna
antennae
appliance
archaic
blue
broadcast
broadcasting
cable
channel
clear
cloud
communication
digital
directional
equipment
frequency
global
gradient
grey
home
isolated
line
mast
media
metal
old
outdated
overhead
program
programming
radio
receive
receiver
reception
rod
roof
rooftop
signal
sky
steel
technical
technology
telecommunications
television
transmission
tv
urban
wire