An Exploratory Flight Investigation of Helicopter Sling-load Placements Using a Closed-circuit Television as a Pilot Aid |
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73 runs Aeronautics and Space aft-facing pilot ambient wind Boundaries of load-placement cable lengths camera CCTV closed-circuit television system control inputs DISPLACEMENT ERRORS RECORDED errors and run Ex meters field of view Figure 9 flight control system flying forward-facing pilot higher workload history of typical improved increase in pilot INDIVIDUAL SUBJECT PILOT Langley Research Center load placement load-facing observer load-height information load-placement errors magnetic tape NASA National Aeronautics Normal accel offset point out-the-window view payload Pedal position pick-up and delivery Pilot 1 Pilot PILOT AID pilot using verbal pilot workload pilots indicated Pitch attitude Pitch rate precision provide the pilot radial error rearward-facing receiving verbal commands Roll attitude Roll control Roll rate shown in figure sling Sling-load deliveries Space Administration standard deviations Subject pilot Figure television display Television monitor test runs USAAMRDL Tech values and standard workload was noted Yaw rate Yenni zoom lens