TY - SER TI - Advancements in guided wave UT equipment regarding sensitivity: Part 1 PY - 2009/// CY - PB - N2 - Part 1 of this article discusses guided wave ultrasonic testing sensitivity. These have improved dramatically because of recent developments in adjustable spacing transducer modules, improved software, and the use of specialized testing methods. Part 2 (March 2009 MP) will present case histories ER -