AIRCRAFT SURVEY 2 AIRCRAFT SURVEY 1 21 Altitude Compensator |. Control be Tape Recorder 30 min. __] Playback Recorder 30 min. Tape Recorder Playback Recorder ” Tolemetor Converter [7*1 Telenmeter Recorder |, Telometer Converter Central Station Figure 2.4 Aerial-survey system. Telemeter Converter Recorder Aircraft Aircraft Position to Central Station Flight Control to Navigator Flight Control . Flight Control to Navigator Aircraft Position to Central Station Recorder Aircraft Teleneter Converter Plot Board Altitude Compensator Control Radio Radio Radio Radio Surface Surface Radiation Radio Radio ‘Radiation — Detector Altimeter Radio Navigator | Navigator Radio Altimeter Detector am