HT717-1 ARINC 717 / 573 Handheld Tester

The HT717-1 is a convenient easy-to-use tool for test and maintenance of aircraft systems that are tied to the Digital Flight Data Recorder (DFDR). It is a self contained handheld tester that displays the user specified data received from a Digital Flight Data Acquisition Unit (DFDAU) or DFDR output databus.