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 5915-01-391-4664
NSN 5905-01-281-8830
NSN 6650-01-452-5379
NSN 5998-01-547-4396
NSN 5975-01-483-3602
NSN 5855-00-560-0110
NSN 6145-01-634-0388
NSN 6620-00-247-1272
NSN 6620-01-456-0529
NSN 5895-01-514-0010
NSN 2925-01-629-9416
NSN 6240-01-461-3629