An instrument which measures the rate of regularly recurring variations in an electric current or voltage and is usually calibrated in hertz (cycles per second or cps). The value may be expressed by means of a pointer and calibrated dial vibrating reed or a digital read out display. For instruments which measure radio frequencies, see calibrator, frequency; and wavementer. excludes: counter electronic digital.
Classification: Parts and accessories of articles of schedule b subheading 9030.39
NSN 6645-00-795-5565
NSN 5965-01-390-1261
NSN 6150-00-753-2014
NSN 5945-01-110-0303
NSN 5998-00-661-0380
NSN 6105-01-604-8572
NSN 5945-01-655-7287
NSN 5855-01-392-1110
NSN 6240-00-316-3167
NSN 6645-01-385-7033
NSN 5925-01-414-2591
NSN 6685-00-925-7491