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 5855-01-631-5051
NSN 5925-00-532-1112
NSN 5895-00-319-8451
NSN 6620-00-111-4506
NSN 6150-01-227-3149
NSN 6145-00-155-5297
NSN 6110-01-615-2925
NSN 6685-01-513-5849
NSN 5975-00-468-3978
NSN 5985-01-531-9209
NSN 5925-00-194-9146
NSN 5905-00-684-4999