aerial
antenna
blue
broadcast
broadcasting
cellphone
cellular
clouds
communicate
communication
electronics
emit
ether
frame
framework
frequency
gsm
high
industrial
industry
many
mast
metal
mobile
network
phone
pillar
radar
radiate
radiation
radio
ray
receiver
send
signal
sky
source
station
structure
tall
technology
telecom
telecommunication
telephone
television
tower
transceiver
transmit
transmitter
tv