EMERGENCY EVACUATION MISSION HELICOPTER SIGNALING LIGHT.

Conclusions a The standard issue Signal Lamp M-227, using the white light, can be seen and identified by a helicopter flying at 2000 feet MSL at a distance of 8-10 miles, visibility permitting. b The Signal Lamp M-227, using the red filter can be seen and identified by a helicopter flying at 2000 feet MSL, at a distance of 3-5 miles, visibility permitting. c The standard military flashlights can be seen and identified by a helicopter flying at 2000 feet MSL at distances of 3 miles with the white light and 1 mile with the red light, visibility permitting. d The Signal Lamp M-227 can provide initial site acquisition for the helicopter at ranges of 8-10 miles and can provide directional navigational assistance to within 12 mile of the landing site. e The Signal Lamp M-227 provides for greater security during use than do the standard hooded military flashlights. Recommendations a That the Signal Lamp Equipment SE-11SE-11A be adopted for use as an emergency evacuation mission helicopter signaling light with an added capability as a visual communications device. b That the recommended allowances for the Signal Lamp Equipment SE-11SE-11A be adopted. c That the recommended concept of employment for the Signal Lamp Equipment SE-11SE-11A be adopted.