The Digital Tester is used to troubleshoot specific cabin pressure systems in aircraft. This tester has various types of modes and settings depending on what specific test is needed to be run. Also, depending on the style of aircraft, there are two different types of cables that the user can use for this system.

Ball Systems creates, develops, and delivers custom test systems and produces comprehensive build-to-print systems for companies that craft or manufacture critical electronic or electromechanical components for aerospace and defense, automotive, and consumer appliance applications.