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 5965-01-515-8461
NSN 6320-01-209-0952
NSN 6135-00-577-8429
NSN 5855-01-386-7323
NSN 5835-01-104-8914
NSN 5985-00-349-7396
NSN 5990-01-230-7758
NSN 5920-01-398-0580
NSN 6105-01-330-6696
NSN 6135-01-589-0333
NSN 6105-00-369-1143
NSN 6645-01-103-4493