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 6130-01-652-8958
NSN 5905-00-952-4716
NSN 5998-00-828-4059
NSN 6685-00-663-9000
NSN 5855-01-013-6864
NSN 6150-00-424-6285
NSN 6650-01-612-0961
NSN 6650-01-144-5351
NSN 6135-01-559-5417
NSN 5920-01-179-3366
NSN 6610-00-670-7787
NSN 5990-01-340-1306