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 5895-01-381-3705
NSN 7035-01-327-6130
NSN 2925-00-085-7332
NSN 2925-01-267-1598
NSN 6220-01-161-0439
NSN 6610-01-392-9620
NSN 6220-01-549-0259
NSN 5945-01-112-0327
NSN 5855-01-657-7657
NSN 6150-01-022-1414
NSN 6645-01-563-6563
NSN 6220-01-522-3986