{"as_of":"2026-10-08","attribution":"FAA and NTSB data via eFlight Registry (https://eflight.com)","connections":[{"group":"Applies to","items":[{"count":9,"name":"Grob Aircraft Ag G120","note":"","unit":"registered","url":"https://eflight.com/models/grob-aircraft-ag/g120#airworthiness"}],"relation":"applies to"},{"group":"System","items":[{"count":null,"name":"Instruments and avionics","note":"","unit":"","url":"https://eflight.com/systems/avionics"}],"relation":"about"},{"group":"More","items":[{"count":null,"name":"Every FAA order","note":"","unit":"","url":"https://eflight.com/directives"},{"count":null,"name":"Every aircraft system","note":"","unit":"","url":"https://eflight.com/systems"}],"relation":"see also"}],"graph":"https://eflight.com/graph","graph_index":"https://eflight.com/graph/index.json","license":"https://creativecommons.org/licenses/by/4.0/","node":{"effective":"2009-07-01","faa_document":"https://drs.faa.gov/browse/excelExternalWindow/8A1F62641B814D42862575D200504092.0001","id":"2009-12-15","kind":"AD","name":"Airworthiness directive 2009-12-15","published":"2009-06-11","subject":"Electric Power","system":"avionics","type":"directive","url":"https://eflight.com/directives/2009-12-15"},"source":"FAA Civil Aviation Registry, FAA airport file, NTSB accident database; assembled by eFlight Registry"}