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 7035-00-908-4933
NSN 5855-01-318-7663
NSN 5910-01-383-1612
NSN 6650-01-397-1925
NSN 7035-01-227-7492
NSN 6145-01-337-5554
NSN 6610-01-061-8466
NSN 5935-00-253-2899
NSN 6150-01-142-1357
NSN 5895-01-590-4082
NSN 6685-01-337-6826
NSN 6145-01-267-0052