Ключевые слова: analyzing, background, board, cable, chip, circuit, class, classroom, component, computer, development, device, digital, display, education, electric, electrical, electricity, electronic, engineer, engineering, equipment, experiment, indoors, industry, lab, laboratory, measure, measurement, nobody, old, oscilloscope, physics, power, research, science, scientific, screen, service, signal, study, technical, technology, test, tool, tube, wire, work, workshop,