Descriptors | Magnetrons, Microwave tubes, Microwave devices, Electron-wave tubes, Electron tubes, Electronic equipment and components, Quality assurance systems, Assessed quality, Qualification approval, Approval testing, Inspection, Specification (approval), Marking, Sampling methods, Statistical quality control, Quality control, Safety measures, Occupational safety, Testing conditions, Mechanical testing, Environmental testing, Endurance testing, Electrical testing, Electrical measurement, Circuits, Test equipment, Voltage measurement, Current measurement, Power measurement (electric), Performance testing, Stability, Bandwidths, Frequency measurement, Tuning |