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High Speed Large Area Scanning using air-coupled ultrasound

J.O.Strycek, H.P.Loertscher
QMI Inc., 919 Sunset Drive, Costa Mesa, Ca 92627 USA
S.Starman
Starmans Electronics, V Zahradach 24 / 836, 180 00 Praha 8, Czech Republic
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ABSTRACT

INTRODUCTION

Fig 2: Flatbed Scanner

AIR-COUPLED TRANSDUCERS

MULTICHANNEL INSTRUMETATION

FLATBED SCANNER

CONCLUSION

ACKNOWLEDGEMENT

REFERENCES

  1. J.Buckley, Sonatest PLC, J.O.Strycek and H.P.Loertscher, In-Process inspection of Pultruded Tubular Products using Air-coupled Ultrasound, 37th Conference of the British Institute of Non-Destructive testing, Sept.15-17th 1998, Newcastle-upon-Tyne, United Kingdom
  2. J.O. Strycek and H.P. Loertscher, Ultrasonic Air-Coupled Inspection of Advanced Materials, 44th International SAMPE Symposium May23-27th 1999, Long Beach,California, USA
  3. W.A. Grandia and C.M. Fortunko, NDE Applications of Air-Coupled Ultrasonic Transducers, 1995 IEEE Ultrasonic Symposium Nov.7-10th 1995,Seattle,Washington,USA
  4. J.O. Strycek, W.A. Grandia and H.P. Loertscher, Wave Modes produced by Air-Coupled Ultrasound, Online Workshop on Applications, may 1997, T-online Journal, R.Diederichs,www.ndt.net
  5. A.L. Bartos, T.J. Gill Jr. and T. Lyon, Waveform Mapping of Piezoelectric Transducer Impulse Responses for Multi-Transducer Pattern Recognition-Based Ultrasonic NDE Systems, Seventh International Characterization of Materials, Prague, Czech Republic, June 1995

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