Title :
Design and Application of Supersonic Flaw Detectors
Author :
Erdman, Donald C.
Author_Institution :
Triplett and Barton, Inc., Burbank, Calif.
Abstract :
General parameters are given for the circuits that make up echo-type supersonic flaw detectors used in the location of defects in large metal forgings. Applications of such equipment are listed and a bibliography of pertinent articles is included.
Keywords :
Acoustic beams; Acoustic pulses; Casting; Circuits; Frequency synchronization; Oscilloscopes; Power system transients; Radio frequency; Signal generators; Transducers;
Journal_Title :
American Institute of Electrical Engineers, Transactions of the
DOI :
10.1109/T-AIEE.1947.5059571