NDT.net - November 1999, Vol. 4 No. 11

Low Frequency Ultrasonic images Using Time Domain SAFT In Pitch catch method

Heydar T. Shandiz and Dr. Patrick Gaydecki
Department of Instrumentation and Analytical Science (DIAS), UMIST, P.O.Box 88
Manchester M60 1QD, UK
Corresponding Author Contact:
Email: mcnight2@fs1.ch.umist.ac.uk




Theory of Method

Experimental System

Result and conclusion



  1. L. J Busee, Three Dimensional Imaging Using Frequency Domain Synthetic Aperture Focusing Technique, IEEE Trans. on UFFC Vol.30, No. 2, March 1992
  2. S.R.Doctor, SAFT the Evolution of a Signal Processing Technique for ultrasonic testing, NDT International Vol. 19 No. 3 June 1986
  3. Machteld de Kroon, Peter-Paul van't Veen, Hugo Vos, Multi SAFT: A Flexible Method for Defect Characterisation, NDTnet 1. Jan 1997
  4. Fred J.Talor Principles of signal and systems, McGRAW-Hill, 1994
  5. H.T.Shandiz and Dr. P.A.Gaydescki, A New SAFT Method in Ultrasonic Imaging at Very Low Frequency by Using Pulse Echo Method

© NDT.net - info@ndt.net| Top |

/DB:Article /AU:Shandiz_H /AU:Gaydecki_P /CN:UK /CT:UT /CT:SAFT /CT:concrete /CT:wood /ED:1999-11