EntityQ1032075· pop 15· linked from 122 articlesradar gunSign in to savedevice that uses radar to determine a vehicle's speedConnectionsspeed limitEntityspeed limit enforcementEntityLIDAR speed gunEntityUnited KingdomCountryIraqCountryWorld War IIConcepttennisEntitypoliceEntitytrigonometryEntityCricketConceptbaseballEntityspeed of light in vacuumEntityfrequencyEntityvehicleEntitylaserEntitydigital object identifierEntityDoppler effectEntityUnited States ArmyEntitydriver's licenseEntitynote signEntityCategoriesAmerican inventionsLaw enforcement equipmentMeasuring instrumentsRadarTraffic enforcement systemsTraffic law