FIELD: flaw detection, nondestructive inspection of quality of conductive articles. SUBSTANCE: gear for eddy-current inspection of conductive articles has generator 1, eddy current converter 2, unit 3 of amplitude-phase selection, indicator 4, analog-to-digital converter 5, digital recursive filter 6, unit 7 of dynamic conversion of signal, computer 8 and synchronization unit 9. Three-dimensional image of recorded signal is generated by computer. EFFECT: simplified design, increased operational efficiency and reliability of gear. 3 dwg
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