aerial
antenna
broadcast
cable
cell
cellular
communication
danger
data
digital
dish
earth
electricity
energy
equipment
flare
high
industrial
industry
internet
light
mast
media
metal
mobile
natural
network
observatory
phone
pole
radio
receiving
satellite
silhouette
sky
space
station
system
technology
telecommunication
telecoms
telephone
television
tower
transmission
tv
wave
wire
wireless
yellow