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TITLE(s): QUALITY-CONTROL INSPECTOR (recording) alternate titles: matrix inspector; mother tester Inspects metal phonograph record mothers for surface defects, using optical and sound-reproducing equipment: Places matrix on turntable and measures grooved surface and width of grooves in matrix, using ruler and calibrated microscope. Places tone arm on matrix and starts sound-reproducing machine. Listens for defects in matrix, such as pops and ticks, and observes meter that indicates surface noise and sound level. Stops machine and locates defects in matrix, using microscope and magnifying glass. Marks location of defects with bar soap and returns matrix for repair. Notes reasons for rejection on worksheet. Listens to repaired matrices to ensure that defects have been eliminated. GOE: 06.03.01 STRENGTH: S GED: R3 M2 L2 SVP: 4 DLU: 77 ONET CROSSWALK: 83005A Production Inspectors, Testers, Graders, Sorters, Samplers, Weighers | |||||||||||||||||||||||||||||||||||
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