In Techlevel 3 we get a radar and improved basic units.
Global Defense Initiative
GDI Radar
Cost: 1000 $
Strenght: 1000
Armor: wood
Power: -40
Size: 2x2
Abilities: Radar, Sensors
Brotherhood of Nod
Nod Radar
Cost: 1000 $
Strenght: 1000
Armor: wood
Power: -40
Size: 2x2
Abilities: Radar, Sensors
Cabal's Cyborg Army
Cabal Com Center
Cost: 1200 $
Strenght: 800
Armor: heavy
Power: -50
Size: 2x2
Weapon: Obelisk Laser (250 Damage, 120 ROF, 10.5 Range)
Abilities: Radar, Sensors
The Forgotten
Com Station
Cost: 800 $
Strenght: 800
Armor: wood
Power: -30
Size: 2x2
Abilities: Radar, Sensors