°C / m Metric °F / ft Imperial Settings Collapse Signal Map Signal Score GPS Compass   GENERAL Signal Strength Map - green is good signal, orange is fair, red is poor and purple is very poor. It calculates signal strength based on the connection to the remote - it searches for signal loss based on minor signal interruptions:   Download color coded Signal Strength KML     Flight time Altitude Home Distance Minor Signal Errors Calculated Signal A 00m 30s 114.2 ft    321 ft 0 100% B 01m 00s 34.4 ft    378 ft 0 100% C 01m 30s 106.0 ft    299 ft 0 100%   POWER SENSORS CONTROLS WEATHER MEDIA