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Amateur radio (also called ham radio) is the use of designated radio frequency spectra for purposes of private recreation, non-commercial exchange of messages, wireless experimentation, self-training, and emergency communication.
Amateur radio antenna with blue sky background. suitable for communication technology theme
Picture of a classic TV antenna installed on the roof of a house.
Amateur radio Yagi antenna on tower with blue sky background
A close-up shot of a ham radio antenna against a cloudy sky
Circular antenna arrays join together.  Composite image, monochrome.
View towards the top of a large metal floodlight at the football stadium which houses integrated 4G mobile telecommunications base stations.
Communication and transmission tower for military use
radio amateurs antenna on a private house roof with blue sky and white clouds in behind
Old style Television  Antenna and satellite on the roof with the house
High frequency radio mast seen erected in a rural location. The mast contains various home-brew antennas for radio communications.
Close up radio communication antennas on rocky mountain peak in Bergama, Izmir
Ham radio antenna against cloudy sky outdoors
Antenna and blue sky
This is an antenna tower used by the US NAVY.
Antenna against the background of sea and mountains
Amateur radio antenna with blue sky background
A radio antenna on sky
TV Antena
black and white image of a communications mast, gritty contrast intentional
A close-up shot of a ham radio antenna with stay ropes against a blue sky
On Punta Helbronner, in the Mont Blanc Massif, there is a receiving-transmitting  and a weather station.
This is a scene where the Radio Antenna Station is with the sky and white clouds as a background
salvador, bahia, brazil - may 22, 2019: lightning arrester system is seen on the terrace of a building in the city of Salvador.
Wind gauge towers (sometimes called meteorological evaluation towers (MET) are used to verify wind characteristics at potential sites for wind farms.
Amateur radio (also called ham radio) is the use of designated radio frequency spectra for purposes of private recreation, non-commercial exchange of messages, wireless experimentation, self-training, and emergency communication.
the towering peak that is visible from below during the day
Circular antenna array.  Symmetrical composite, monochrome.
home radio antenna in sunset
Television Antenna
Free Images: "bestof:Quad Antenna.jpg en Quad Antenna at W8GVU in 1998 You see N8PPQ and KB8TWH own N8ppq 1998-06-18 Amateur radio antennas Quad antennas"
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