\masonic Leak Defect fou Pate” 1100 cartilage The Tru Pointe® 1100 is a state-of-the-art digital ultrasonic inspection system for leak detection, mechanical inspection and troubleshooting. The principle of operation of the Tru Point» 1100 is based on the detection of ultrasonic acoustics produced by the turbulent flow of gases and liquids in leaks, both internal and external.