{
  "params": {
    "antenna": {
      "type": "choice",
      "options": [
        "bar",
        "dish",
        "twin"
      ],
      "default": "bar",
      "label": "Antenna",
      "describe": "Rotating antenna: bar (a wide curved slatted reflector, the classic air search radar), dish (a round parabolic dish tilted to the sky), twin (a bar reflector with a smaller identification bar on top)."
    },
    "camo": {
      "type": "choice",
      "options": [
        "woodland",
        "desert",
        "arctic",
        "grey"
      ],
      "default": "woodland",
      "label": "Camo",
      "describe": "Paint on the shelter, turntable and feed arm: woodland (olive drab), desert (sand), arctic (white) or grey."
    },
    "height": {
      "type": "range",
      "min": 3,
      "max": 10,
      "step": 0.5,
      "default": 6,
      "label": "Tower height",
      "describe": "Height of the steel tower to the antenna platform in metres. 3 is a mobile site, 10 sees over a forest."
    },
    "shelter": {
      "type": "toggle",
      "default": true,
      "label": "Shelter",
      "describe": "Equipment shelter with an air conditioner, screens and a cable tray to the tower."
    }
  },
  "presets": {
    "early warning": {
      "antenna": "twin",
      "height": 9,
      "camo": "grey"
    },
    "desert tracker": {
      "antenna": "dish",
      "camo": "desert",
      "height": 4.5
    },
    "arctic radar": {
      "camo": "arctic",
      "height": 7
    }
  },
  "night": {
    "beacon": {
      "zone": "beacon",
      "color": "#ff3b2f",
      "intensity": 2,
      "describe": "Red obstruction light on top of the tower."
    },
    "screen": {
      "zone": "screen",
      "color": "#8dffb0",
      "intensity": 1,
      "describe": "Radar scopes seen through the shelter window."
    }
  }
}