Ключевые слова: ac, alternating, alternative, amp, analyzer, black, cable, calibration, circuit, conductivity, conductor, current, dc, device, diagnose, diagnostic, digital, electric, electrical, electrician, electronic, equipment, gauge, impedence, instrument, measure, measurement, megohm, meter, metric, modern, multimeter, ohm, plugs, power, red, reference, resistance, screen, semiconductor, standard, straight, test, tester, tool, volt, voltage, voltmeter, watts, white,