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 5905-01-415-3734
NSN 5985-00-131-2749
NSN 6135-01-274-3546
NSN 6685-01-130-7052
NSN 6220-01-229-3722
NSN 6610-00-476-4402
NSN 6130-01-131-0075
NSN 5985-01-268-7323
NSN 6620-00-990-3385
NSN 6685-00-138-2739
NSN 5996-00-951-0074
NSN 6145-01-061-1566