Be careful of twitter pics - it is the type radar masts that count:
SAM Designation
SA-20B Gargoyle
Russian Name
S-300PMU2 Favorit
Engagement Radar
30N6E2 Tomb Stone
Acquisition Radars
ST-68U Tin Shield
76N6 Clam Shell
ST-68U Tin Shield
76N6 Clam Shell
64N6E Big Bird
96L6E
1L119 Nebo SVU
67N6 Gamma DE
59N6 Protivnik GE
SAM Designation
SA-21
Russian Name
S-400 Triumf
Engagement Radar
92N6E Grave Stone
Acquisition Radars
96L6E
91N6E Big Bird
55Zh6 Nebo UE Tall Rack
1L119 Nebo SVU
67N6 Gamma DE
59N6 Protivnik GE
Excellent, critical information, Thanks!