Ключевые слова:
Capability approval, Oscillators, Acceptance (approval), Assessed quality, Crystal resonators, Quality control, Electrical measurement, Definitions, Piezoelectric devices, Endurance testing, Circuits, Inspection, Qualification approval, Testing conditions, Ratings, Electrical testing, Noise (spurious signals), Marking, Approval testing, Quartz, Performance testing, Electronic equipment and components, Mechanical testing, Visual inspection (testing), Environmental testing, Crystals (electronic)