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 5835-01-378-6804
NSN 2925-00-177-6969
NSN 6240-01-417-3656
NSN 5895-01-224-7159
NSN 7035-01-403-2841
NSN 6620-01-068-4498
NSN 7035-01-227-2546
NSN 5915-01-530-2149
NSN 5998-01-490-3453
NSN 2925-00-831-7024
NSN 5990-00-821-6257
NSN 5895-01-262-4060