Full details for the Radar technology, from level 1 to level 1.
Anti-air research that breaks enemy raids and bomber runs. "Radar" scales up to level 1. Maximum effect: "Air defense range +1". Available from the start of research. Complementary to air-force research — take both in parallel.
| Level | Gold | Industry | Energy | Tech | Effet |
|---|---|---|---|---|---|
| L1 | 0 | 0 | 1800 | 180 | Air defense range +1 |