Ultrasonic flaw detector LKUT910/920/930 a multi-color LCD and a host of new features to meet challenging inspection require Ultrasonic flaw detector LKUT910 ... shows the relationship between echo height, flaw size, and distance from the transducer.High PRF (1,000Hz) Increases the ... , narrowband filters to improve signal-to-noise in high gain applications, a negative spike pulser for applications ...