HAL receives DGCA nod for indigenously developed Black boxes

The Indian regulator, Directorate General of Civil Aviation (DGCA) has granted Hindustan Aeronautics Ltd (HAL) with the Indian Technical Standard Order (ITSO) authorisation for its indigenously developed Cockpit Voice Recorder (CVR) and Flight Data Recorder (FDR). The ITSO is a minimum performance standard for specified materials, parts, processes, and appliances used on civil aircraft, the Bengaluru-based HAL noted in a statement. CVR and FDR are popularly known as ‘black boxes’. However, these recorders are painted in orange colour to help in their recovery following an aircraft accident. CVR and FDR are used to record critical flight parameters and audio environment