Used as a means to aid the pilot in visually locating the heliport, where long-range visual guidance is considered necessary or identification of the heliport is diffcult due to surrounding lights
Important Features
Brilliance control at 3%, 10%, 100% according to night visibility or the helicopter distance
Emits repeated series of equispaced short duration white flashes corresponding to letter “H” in morse code
Optional photocell unit for automated on/off switching
