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gptkbp:instance_of
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gptkb:radar_system
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gptkbp:bfsLayer
|
3
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gptkbp:bfsParent
|
gptkb:Chernobyl_disaster
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|
gptkbp:allows
|
weather conditions
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gptkbp:application
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gptkb:battle
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gptkbp:associated_with
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gptkb:Monarch
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gptkbp:challenges
|
maintenance issues
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gptkbp:controls
|
early warning radar system
|
|
gptkbp:cultural_impact
|
inspired conspiracy theories
|
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gptkbp:decommissioned
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gptkb:1980s
|
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gptkbp:deployment
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gptkb:Eastern_Europe
|
|
gptkbp:designed_by
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gptkb:Monarch
|
|
gptkbp:emissions_standard
|
sweeping pattern
|
|
gptkbp:environmental_impact
|
radio frequency pollution
|
|
gptkbp:field_of_study
|
electromagnetic wave propagation
|
|
gptkbp:frequency
|
10 M Hz to 30 M Hz
10-30 M Hz
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|
gptkbp:game_components
|
antenna array
|
|
gptkbp:height
|
approximately 150 meters
|
|
gptkbp:historical_context
|
post-World War II military expansion
|
|
gptkbp:historical_impact
|
modern radar systems development
|
|
gptkbp:historical_significance
|
Cold War surveillance
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Duga radar system
|
|
gptkbp:impact
|
radio communications
|
|
gptkbp:influenced_by
|
ionospheric research
advancements in radar technology
|
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gptkbp:is_known_for
|
gptkb:Russian_Woodpecker
|
|
gptkbp:is_used_for
|
over-the-horizon radar
|
|
gptkbp:known_for
|
distinctive sound
|
|
gptkbp:launch_site
|
up to 10 MW
|
|
gptkbp:legacy
|
influenced modern radar technology
|
|
gptkbp:location
|
gptkb:Monarch
|
|
gptkbp:mission
|
pulsed signal
|
|
gptkbp:notable_event
|
interference complaints from civilians
|
|
gptkbp:notable_features
|
large scale construction
|
|
gptkbp:operated_by
|
Soviet military
|
|
gptkbp:operational_area
|
gptkb:Soviet_Air_Defense_Forces
1970s
|
|
gptkbp:operational_range
|
up to 3,000 km
|
|
gptkbp:operational_status
|
inactive
|
|
gptkbp:political_position
|
East-West tensions
|
|
gptkbp:project
|
gptkb:Project_Duga
|
|
gptkbp:public_awareness
|
caused interference with AM radio
|
|
gptkbp:public_perception
|
mysterious and secretive
|
|
gptkbp:related_event
|
Soviet military exercises
|
|
gptkbp:research
|
military radar research
|
|
gptkbp:services
|
late 1980s
|
|
gptkbp:specifies
|
high power output
|
|
gptkbp:stations
|
gptkb:Chernobyl_Exclusion_Zone
near the city of Komsomolsk-on-Amur
two main stations
|
|
gptkbp:technology
|
digital signal processing
radar signal processing
VHF radar systems
longwave radar
|
|
gptkbp:transmission
|
continuous wave
|