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 7035-01-422-5297
NSN 5985-01-231-5401
NSN 6320-00-456-2092
NSN 6135-01-483-5269
NSN 5915-01-425-2007
NSN 5915-01-272-9593
NSN 6110-01-116-3017
NSN 5996-01-296-6322
NSN 5999-00-550-7096
NSN 5990-01-074-6549
NSN 5905-00-782-4572
NSN 4140-00-381-4563