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 6150-01-085-9386
NSN 2925-00-138-5542
NSN 6645-00-371-1861
NSN 5895-01-278-9379
NSN 5975-00-450-7227
NSN 6240-00-781-6874
NSN 6145-01-581-6020
NSN 5910-00-045-8579
NSN 6685-01-089-8141
NSN 5965-00-232-4884
NSN 6240-01-641-4662
NSN 5985-01-189-1947