![Arda Mevlutoglu en Twitter: "@YusufErim79 They are radars of the S-400: 91N6E Big Bird (left) and 96L6E Cheese Board (right)" / Twitter Arda Mevlutoglu en Twitter: "@YusufErim79 They are radars of the S-400: 91N6E Big Bird (left) and 96L6E Cheese Board (right)" / Twitter](https://pbs.twimg.com/media/EKNhfwBXkAAiE8C.jpg)
Arda Mevlutoglu en Twitter: "@YusufErim79 They are radars of the S-400: 91N6E Big Bird (left) and 96L6E Cheese Board (right)" / Twitter
![S-400 Triumf SA-21 Growler air defense missile system data fact sheet | Russia Russian missile system vehicle UK | Russia Russian army military equipment vehicles UK S-400 Triumf SA-21 Growler air defense missile system data fact sheet | Russia Russian missile system vehicle UK | Russia Russian army military equipment vehicles UK](https://www.armyrecognition.com/images/stories/east_europe/russia/missile_vehicle/s-400/S-400_Triumph_triumf_5P85TE2_SA-21_Growler_surface_to_air_SAM_long_range_missile_defense_system_Russia_Russian_amy_details_925_002.jpg)
S-400 Triumf SA-21 Growler air defense missile system data fact sheet | Russia Russian missile system vehicle UK | Russia Russian army military equipment vehicles UK
![Russia. Moscow oblast. Patriot Park. May 22, 2021 30N6 radar and 5T92 transport-loading vehicle Stock Photo - Alamy Russia. Moscow oblast. Patriot Park. May 22, 2021 30N6 radar and 5T92 transport-loading vehicle Stock Photo - Alamy](https://c8.alamy.com/comp/2G08P22/russia-moscow-oblast-patriot-park-may-22-2021-30n6-radar-and-5t92-transport-loading-vehicle-2G08P22.jpg)
Russia. Moscow oblast. Patriot Park. May 22, 2021 30N6 radar and 5T92 transport-loading vehicle Stock Photo - Alamy
![S-400 Air Defense System Deployed at Sinop Test Range for Comprehensive Radar and Firing Test Campaign! - Defence Turkey Magazine S-400 Air Defense System Deployed at Sinop Test Range for Comprehensive Radar and Firing Test Campaign! - Defence Turkey Magazine](https://www.defenceturkey.com/files/content/5fa1ba87a102b.jpg)
S-400 Air Defense System Deployed at Sinop Test Range for Comprehensive Radar and Firing Test Campaign! - Defence Turkey Magazine
![Status-6 on Twitter: "🚨 96L6/96L6E Cheese Board early-warning and acquisition radar commonly used with S-300 and S-400 missile systems and what appears to be an S-300 TEL on the right, allegedly spotted Status-6 on Twitter: "🚨 96L6/96L6E Cheese Board early-warning and acquisition radar commonly used with S-300 and S-400 missile systems and what appears to be an S-300 TEL on the right, allegedly spotted](https://pbs.twimg.com/media/Eeq_vKVXsAQ4eDK.jpg)