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gptkbp:instanceOf
|
radar system
|
|
gptkbp:communicationEquipment
|
pulse compression
|
|
gptkbp:communityFeedback
|
positive
easy to operate
effective tracking
|
|
gptkbp:compatibleWith
|
NATO_systems
|
|
gptkbp:component
|
receiver
transmitter
display unit
combat systems
control console
|
|
gptkbp:dataUsage
|
digital
|
|
gptkbp:deployedTo
|
naval vessels
|
|
gptkbp:developedBy
|
gptkb:British_Royal_Navy
|
|
gptkbp:environmentalImpact
|
marine environment
|
|
gptkbp:features
|
2D tracking
|
|
gptkbp:firstDeployment
|
1975
|
|
gptkbp:frequency
|
S-band
up to 250 km
|
|
gptkbp:futurePlans
|
decommissioning plans
replacement systems
|
|
gptkbp:hasArea
|
laboratory tests
field tests
|
|
gptkbp:historicalSignificance
|
Cold War era
|
|
https://www.w3.org/2000/01/rdf-schema#label
|
Radar Type 21
|
|
gptkbp:inputOutput
|
digital formats
analog formats
|
|
gptkbp:installation
|
shipboard
|
|
gptkbp:is_monitored_by
|
multiple targets
|
|
gptkbp:legacy
|
Type 1006 radar
|
|
gptkbp:lifespan
|
phased out in 2000s
|
|
gptkbp:maintenance
|
software updates
routine checks
|
|
gptkbp:manufacturer
|
gptkb:Marconi_Company
|
|
gptkbp:operationalStatus
|
1970s
weather conditions
maritime
search and track
|
|
gptkbp:powerOutput
|
1 kW
|
|
gptkbp:powers
|
AC power
|
|
gptkbp:radar
|
parabolic dish
|
|
gptkbp:range
|
up to 200 km
|
|
gptkbp:reliability
|
high
|
|
gptkbp:successor
|
gptkb:Radar_Type_1022
|
|
gptkbp:surveillanceEquipment
|
aircraft and missiles
|
|
gptkbp:training
|
operator training
maintenance training
|
|
gptkbp:updates
|
software enhancements
hardware improvements
|
|
gptkbp:usedFor
|
air surveillance
|
|
gptkbp:userCountries
|
gptkb:Australia
gptkb:Malaysia
gptkb:New_Zealand
gptkb:Singapore
gptkb:United_Kingdom
|
|
gptkbp:weight
|
approximately 1,000 kg
|
|
gptkbp:year
|
1990s
|