antenna
blue
bridge
broadcasting
business
cable tv
closeup
communication
communications technology
communications tower
community
connection
data
electrical equipment
electronics industry
global communications
global security
global technology
gps
industry
information medium
internet
large
large group of objects
parabola
radar
radio
radio wave
receiving
satellite
satellite dish
satellite view
security
security system
sky
surveillance
technology
telecommunications equipment
telecommunications industry
television set
the media
voice
wireless technology
worldwide